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Panasonic SC-ZT1GN Service Manual
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Panasonic SC-ZT1GN Service Manual

Panasonic SC-ZT1GN Service Manual

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TABLE OF CONTENTS
1 Safety Precautions----------------------------------------------- 3
Home Theater Audio System
Model No.
Product Color: (S)...Silver Type
PAGE
1.1. General Guidelines ----------------------------------------3
© Panasonic Corporation 2009. All rights reserved.
Unauthorized copying and distribution is a violation of
law.
SC-ZT1GN
SC-ZT1GS
SU-ZT1GN
SU-ZT1GS
SB-ZT1GN
SB-ZT1GS
(K)...Black Type (SU-ZT1)
(S1)...Silver Type (SB-ZT1)
PSG0907019CE
PAGE

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Summary of Contents for Panasonic SC-ZT1GN

  • Page 1 SB-ZT1GS Product Color: (S)...Silver Type (K)...Black Type (SU-ZT1) (S1)...Silver Type (SB-ZT1) TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions----------------------------------------------- 3 1.1. General Guidelines ----------------------------------------3 © Panasonic Corporation 2009. All rights reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    1.2. Caution for AC Mains Lead ------------------------------4 19.2. Speaker Unit (SB-ZT1) -------------------------------- 166 1.3. Before Repair and Adjustment--------------------------5 20 Terminal Function of IC’s ----------------------------------- 169 1.4. Caution for Fuse Replacement -------------------------5 20.1. IC8001 (RFKWMUZT1PP) MICRO 1.5. Protection Circuitry-----------------------------------------5 PROCESSOR ------------------------------------------- 169 1.6.
  • Page 3 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Caution For Ac Mains Lead

    1.2. Caution for AC Mains Lead...

  • Page 5: Before Repair And Adjustment

    1.3. Before Repair and Adjustment Disconnect AC power, discharge Power Supply Capacitors for : Main Unit (SU-ZT1) (C5501, C5502, C5509) through a 10Ω, 1W resistor to ground. DO NOT SHORT-CIRCUIT DIRECTLY (with a screwdriver blade, for instance), as this may destroy solid state devices. After repairs are completed, restore power gradually using a variac, to avoid overcurrent.
  • Page 6 1.6.1. Main Unit (SU-ZT1) Safety Ref. No. Part No. Part Name & Description Remarks RGR0393A-D REAR PANEL RGR0393A-E REAR PANEL RKM0613-K TOP CABINET K2CJ2DA00010 AC CORD K2CP2CA00001 AC CORD K2CQ2CA00007 AC CORD K2CZ3YY00005 AC CORD RQT9462-E O/I BOOK (En) K2DAYYY00002 AC PLUG ADAPTER PCB1 RD-DWKX006JM...

  • Page 7: Warning

    2 Warning 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensi- tive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Elec- trostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...

  • Page 8: Service Caution Based On Legal Restrictions

    2.2. Service caution based on Legal restrictions 2.2.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation. The normal solder is the alloy of tin (Sn) and lead (Pb).

  • Page 9: Service Navigation

    3 Service Navigation 3.1. Service Information This service manual contains technical information which will allow service personnel’s to understand and service this model. Please place orders using the parts list and not the drawing reference numbers. If the circuit is changed or modified, this information will be followed by supplement service manual to be filled with original service manual.

  • Page 10: Specifications

    2. Total harmonic distortion is measured by the digital spectrum ana- Input / Output terminal lyzer. Audio Input 2. Total harmonic distortion is measured by using AES17 filter. Analogue Input (TV, AUX3) System : SC-ZT1GN-S Music center: SU-ZT1GN-K Optical Digital Input (TV, AUX2) Speaker: SB-ZT1GN-S1 Audio Output System : SC-ZT1GS-S...

  • Page 11: Location Of Controls And Components

    5 Location of Controls and Components 5.1. Main Unit (SU-ZT1)

  • Page 12: Speaker Unit (Sb-Zt1)

    5.2. Speaker Unit (SB-ZT1) 5.3. Remote Control...

  • Page 13: Installation

    6 Installation...

  • Page 14: Basic Connections

    6.1. Basic Connections 6.1.1. Connecting equipment with HDMI terminal (TV, DVD recorder, etc.)
  • Page 15 6.1.2. Connecting equipment without HDMI termial (DVD player, VCR, etc.)
  • Page 16 6.1.3. Other connections...

  • Page 17: Ac Mains Lead Connection

    6.2. AC mains lead connection...

  • Page 18: Speaker Setting (Sb-Zt1)

    7 Speaker setting (SB-ZT1) 7.1. Setting the speakers...

  • Page 20: Initialize The Speaker Setting

    7.2. Initialize the Speaker Setting About the method of initializing the setting of the speaker. Please initialize it when the main body of the speaker is changed or it added. Please set the speaker after ID is reset. Preparation: Please connect the power supply code of the speaker. Please confirm the power supply of the speaker cuts.

  • Page 21: Self Diagnosis And Special Mode Setting

    8 Self diagnosis and special mode setting This unit is equipped with the self diagnosis display function, which alarms faulty operation with error code. Use this function during servicing. 8.1. Activating Service Mode This mode can be used during servicing. 1.

  • Page 22: Inspection Mode

    Fig. 3 FL display Symptom Cause and Remedy F61/OVERLOAD Speaker short, amplifier failure, electrical over- Speaker short and failure in power amplifier, pre-amplifier load etc. circuits. Check for faulty parts and replace with new parts if necessary. Humidity protection activated FANLOCK Fan stopped Failure fan and fan control circuits.

  • Page 23: Returning To Normal Display

    Remote Control Test Mode Function and settings Selector Sound Mode Other settings Vol/Tone TEST AUX 4 (Analog) — All CH output mode -18dB/0dB TV (OPT1) STEREO Balance is set to leftmost. -18dB/0dB TV (OPT1) STEREO Balance is set to rightmost. -18dB/0dB VIRTUAL AUX 4 (Analog)

  • Page 24: Troubleshooting

    9 Troubleshooting 9.1. HDMI Checking Method 1. Connection of HDMI system 2. Check of HDMI Sound a. Using the [DVD AUDIO TEST DISC V-612] and DVD-VIDEO disc with Dolby Digital signal. b. [DVD AUDIO TEST DISC V-612] - Track No. 92 (96kHz, 5.1ch). Track No. 40 (Zero) Check the Level and Noise, output from L / C / R / SL / SR / SW / speaker or pin.
  • Page 25 Comfirmed that there are neither distortion nor a noise on the screen. • If it is a picture quality equal when DVD was connected directly to TV, it is OK 1. Connect directly DVD player to TV. 2. Connect DVD player to set then connect it to TV. 3.

  • Page 26: Troubleshooting Flow Chart

    9.2. Troubleshooting Flow Chart 9.2.1. Main Unit (SU-ZT1) Power Supply No power supply Primary Fuse (F701 check Main P.C.B Power circuit check D5502 Pin IC5501 Pin IC5502 Pin Main P.C.B PC5501 Pin Micro-processor IC IC8001 Power Supply line checking: Reset IC IC8003 D5505 IC5571 Pin...
  • Page 27 9.2.2. Speaker Unit (SB-ZT1)
  • Page 28 9.2.3. Speaker Unit (SB-ZT1) - Wireless Link...

  • Page 30: Disassembly And Assembly Instructions

    10 Disassembly and Assembly Instructions 10.1. Caution “ATTENTION SERVICER” Be careful when disassembling and servicing. Some chassis components may have sharp edges Special Note: 1. This section describes the disassembly procedures for all the major printed circuit boards and main components. 2.

  • Page 32: Main Parts Location Diagram

    10.2. Main Parts Location Diagram 10.2.1. Main Unit (SU-ZT1)
  • Page 33 10.2.2. Speaker Unit (SB-ZT1)

  • Page 34: Disassembly Flow Chart

    10.3. Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the ser- vicing. To assemble the unit, reverse the steps shown in the chart below. 10.3.1. Main Unit (SU-ZT1)
  • Page 35 10.3.2. Speaker Unit (SB-ZT1)

  • Page 36: Main Unit (Su-Zt1)

    10.4. Main Unit (SU-ZT1) 10.4.1. Disassembly of Top Cabinet Step 1 : Remove 2 screws. Step 3 : Lift up the rear part of the Top Cabinet and remove it in order as arrows shown. Caution : During assembling, ensure that the Top Cabinet is fully inserted into the Front Cabinet.
  • Page 37 10.4.2. Disassembly of HDMI P.C.B. • Follow the (Step 1) - (Step 3) of Item 10.4.1. Step 1 : Remove 2 screws. Step 2 : Remove 3 screws. Step 6 : Lift up to remove the HDMI P.C.B. and the HDMI Sup- port Chassis as arrow shown.
  • Page 38 10.4.3. Disassembly of DSP P.C.B. • Follow the (Step 1) - (Step 3) of Item 10.4.1. Step 8 : Lift up to remove the HDMI P.C.B. from the HDMI Sup- port Chassis. Step 1 : Detach the 14P FFC at the connector (CN1002) on the DSP P.C.B.
  • Page 39 10.4.4. Disassembly of Rear Panel • Follow the (Step 1) - (Step 3) of Item 10.4.1. • Follow the (Step 1) - (Step 6) of Item 10.4.2 Step 1 : Remove 6 screws. Step 2 : Gently detach both sides of the Rear Panel. Caution : Ensure the Rear Panel is fitted properly during Step 3 : Release the claws of the P.C.B.
  • Page 40 10.4.5. Disassembly of Wireless TX P.C.B. and TX Module P.C.B. • Follow the (Step 1) - (Step 3) of Item 10.4.1. Step 3 : Remove the Rear Panel. Step 1 : Detach 9P FFC at the connector (CN4702) on the Wireless TX P.C.B.
  • Page 41 Step 5 : Remove the TX Module P.C.B. from the Wireless TX Step 4 : Remove the Wireless TX P.C.B. and the TX Module P.C.B. P.C.B. as arrow shown. Caution : Ensure that the Wireless TX P.C.B. and TX Mod- ule P.C.B.
  • Page 42 10.4.6. Disassembly of Main P.C.B. • Follow the (Step 1) - (Step 3) of Item 10.4.1. • Follow the (Step 1) of Item 10.4.4. Step 3 : Remove 4 screws. Step 4 : Remove 1 screw. Step 1 : Remove 3 screws. Step 2 : Remove the Shield Plate.
  • Page 43 Step 10 : Detach 12P FFC at the connector (CN4221) on the Main P.C.B. Step 11 : Detach 14P FFC at the connector (CN4102) on the Main P.C.B. Step 12 : Release the claws of the P.C.B. Support. Step 13 : Remove the DSP P.C.B.
  • Page 44 Step 14 : Gently detach one side of the Rear Panel. Caution : Ensure the Rear Panel is fitted properly during assembling. Caution : Ensure that the Main P.C.B. is fitted properly dur- ing assembling. Step 15 : Remove the Main P.C.B.
  • Page 45 10.4.7. Disassembly of Front Cabinet • Follow the (Step 1) - (Step 3) of Item 10.4.1. • Follow the (Step 1) - (Step 4) of Item 10.4.5. Step 1 : Remove 1 screw. Step 2 : Detach 22P FFC at the connector (CN4601) on the Main P.C.B.
  • Page 46 10.4.8. Disassembly of Panel P.C.B. and Power SW P.C.B. • Follow the (Step 1) - (Step 3) of Item 10.4.1. • Follow the (Step 1) - (Step 4) of Item 10.4.5. • Follow the (Step 1) - (Step 4) of Item 10.4.7. Step 5 : Remove the Panel P.C.B.

  • Page 47: Speaker Unit (Sb-Zt1)

    10.5. Speaker Unit (SB-ZT1) 10.5.1. Disassembly of Woofer Block Step 1 : Lay the Speaker Unit on a support block as shown. Step 2 : Remove 9 screws. Step 3 : Remove 3 screws.
  • Page 48 Step 4 : Remove the Weight.
  • Page 49 Step 5 : Remove 10 screws.
  • Page 50 Step 6 : Remove 1 screw. Step 7 : Push Power Button to “On” position. Caution : Ensure the Power Button is push back to “Off” position when disassembly of Bottom Cabinet is completed.
  • Page 51 Step 8 : Remove the Bottom Cabinet. Caution : Support by holding onto the Woofer Block firmly after removal of the Bottom Cabinet to prevent it being detached from the Tweeter Block accidentally.
  • Page 52 Step 9 : Detach 2P cable at the connector (CN6052) on the Extent P.C.B. Step 10 : Using a Jig (RFKZ0535), hook on to detach antenna wire at the RF connector (ET6002) on the Extent P.C.B. Caution : The RF connector (ET6002) is fragile, take extra care not to damage it during disassembling. Caution 1 : During assembly, position the antenna wire around the connector (CN6052) and the guide and place it into the slot.
  • Page 53 Step 11 : Remove 2 screws. Step 12 : Lift up to remove Arm Cover A.
  • Page 54 Caution 1 : Align the Tip of Arm Cover A to the Tip of the Arm during assembly of Arm Cover A. Caution 2 : Ensure the wires that are clamped onto the Arm are kept within Arm Cover A when assembling of Arm Cover Step 13 : Remove 1 screw.
  • Page 55 Step 14 : Tilt the Woofer Block in order as arrows shown to detach it from the Tweeter Block.
  • Page 56 10.5.2. Disassembly of Middle Cabinet Assembly • Follow the (Step 1) - (Step 14) of item 10.5.1. Step 1 : Remove 7 screws.
  • Page 57 Step 2 : Lift up to remove Middle Cabinet Assembly from the Woofer Cover Assembly. Caution 1 : Light Panel easily drop off, take extra care not to misplace it. Caution 2 : Replace the EPT Sealer if it is torn. Caution 3 : Ensure Middle Cabinet Assembly is properly fitted onto the arm slot and guides during assembling.
  • Page 58 10.5.3. Disassembly of Extent P.C.B. • Follow the (Step 1) - (Step 10) of item 10.5.1. Step 1 : Remove 1 screw. Step 2 : Detach 2P cable at the connector (CN6051) on the Extent P.C.B. Step 3 : Using a Jig (RFKZ0535), hook on to detach coaxial cable at the RF connector (ET6001) on the Extent P.C.B. as shown. Step 4 : Remove the Extent P.C.B.
  • Page 59 Caution 1 : During assembly, position the coaxial cable around the connector (CN6051) and place it into both slots. Caution 2 : Position the 2P cable into both slot above the coaxial cable.
  • Page 60 10.5.4. Disassembly of SMPS P.C.B. and AC Inlet P.C.B. • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. Step 1 : Detach 10P cable at the connector (CN5802) on the SMPS P.C.B. Step 2 : Remove 3 screws.
  • Page 61 Caution : Ensure that the SMPS P.C.B. is properly fitted onto the Middle Cabinet Assembly during assembling.
  • Page 62 Step 4 : Turn and place the SMPS P.C.B. aside as arrow shown. Step 5 : Remove 1 screw. Step 6 : Remove the Support P.C.B. with tweezers. Caution : Ensure that the Support P.C.B. is properly fitted onto the Middle Cabinet Assembly during assembling.
  • Page 63 Step 7 : Using tweezers, gently push the AC Inlet P.C.B. until the AC Inlet is released from the Middle Cabinet Assembly, then lift up to remove both AC Inlet P.C.B. and SMPS P.C.B. Caution : Ensure that the wires (Black and Red) are dressed to the right side of the boss during assembling of the AC Inlet P.C.B.
  • Page 64 Caution 1 : Ensure that AC Inlet P.C.B. is properly fitted onto the Middle Cabinet Assembly during assembling. Caution 2 : Ensure that the AC Inlet is fully inserted and protruding slightly from the exterior of the Middle Cabinet Assem- bly when completed.
  • Page 65 10.5.5. Replacement of IC5701 • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. • Follow the (Step 1) - (Step 7) of item 10.5.4. Caution : Handle the SMPS P.C.B. with care due to its high temperature after prolonged use. Avoid touching the heatsink as it may lead to injuries.
  • Page 66 Step 3 : Remove the heatsink with the IC5701.
  • Page 67 Step 4 : Remove 1 screw. Step 5 : Remove IC5701 from the heatsink.
  • Page 68 • Assembly of IC5701 Step 1 : Apply grease on the heatsink. Step 2 : Place IC5701 against the heatsink. Step 3 : Fix 1 screw. Caution : Ensure that IC5701 is firmly fixed onto the heatsink.
  • Page 69 Step 4 : Place the heatsink with the IC5701 onto the SMPS P.C.B.
  • Page 70 Step 5 : Solder pins of IC5701 on the solder side of SMPS P.C.B. Step 6 : Solder pins of heatsink on the solder side of SMPS P.C.B. Caution : Ensure that pins of IC5701 and heatsink are properly located and soldered onto the SMPS P.C.B.
  • Page 71 10.5.6. Replacement of Diode (D5802) • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. • Follow the (Step 1) - (Step 7) of item 10.5.4. Caution : Handle the SMPS P.C.B. with care due to its high temperature after prolonged use. Avoid touching the heatsink as it may lead to injuries.
  • Page 72 Step 2 : Desolder pins of Diode (D5802) on the solder side of SMPS P.C.B. Step 3 : Remove the Diode (D5802).
  • Page 73 • Assembly of Diode (D5802) Step 1 : Apply grease on the heatsink. Step 2 : Place Diode (D5802) on the SMPS P.C.B. against the heatsink. Caution : Ensure that Diode (D5802) is firmly fixed onto the heatsink.
  • Page 74 Step 3 : Solder pins of Diode (D5802) on the solder side of the SMPS P.C.B. Caution : Ensure that pins of Diode (D5802) are properly located and soldered onto the SMPS P.C.B. Step 4 : Fix 1 screw.
  • Page 75 10.5.7. Disassembly of D-Amp P.C.B. • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. • Follow the (Step 1) of item 10.5.4. Caution : D-Amp P.C.B. is replaced as a module. Step 1 : Remove 2 screws.
  • Page 76 Caution 1 : Replace the Sealer if it is torn. Caution 2 : When connecting 2P cable to the connector (CNB6004), ensure the 2P cable is dressed behind the RX Module P.C.B. and placed onto the slot. Step 5 : Remove the Sound Absorber.
  • Page 77 Step 6 : Detach the White/Blue (+) and White (-) speaker wires. Step 7 : Remove the speaker wires from the slot in the Middle Cabinet Assembly. Step 8 : Remove the D-Amp P.C.B. Caution 1 : Ensure that the D-Amp P.C.B. is properly fitted onto the Middle Cabinet Assembly during assembling. Caution 2 : Ensure that the speaker wires are placed within the slot in the Middle Cabinet Assembly.
  • Page 78 10.5.8. Disassembly of RX Module P.C.B. • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. • Follow the (Step 1) - (Step 4) of item 10.5.7. Caution : RX Module P.C.B. is replaced as a module. Pairing is necessary after replacement. Step 1 : Remove the speaker wires from the slot in the Middle Cabinet Assembly.
  • Page 79 Step 2 : Flip and place the D-Amp P.C.B. as arrow shown. Step 3 : Using a Jig (RFKZ0535), hook on to detach coaxial cable at the connector (U18) on the RX Module P.C.B. Caution : The connector (U18) is fragile, take extra care not to damage it during disassembling. Step 4 : Release catches on the P.C.B.
  • Page 80 10.5.9. Disassembly of Input P.C.B. • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.2. • Follow the (Step 1) - (Step 4) of item 10.5.4. • Follow the (Step 1) - (Step 7) of item 10.5.7. •...
  • Page 81 Step 4 : Remove 3 screws. Step 5 : Remove the Power Button.
  • Page 82 Caution : Ensure that the Power Button Switch is pushed down to ‘On’ position before fixing the Power Button. Step 6 : Hold on to the P.C.B. Holder to remove the Input P.C.B. as arrow shown. Caution 1 : During assembling of the Input P.C.B., ensure that the TEST Terminal Jack is properly slot into the guide hole in the Middle Cabinet Assembly.
  • Page 83 10.5.10. Disassembly of Port Assembly (A , B) and Port Assembly (C, D) • Follow the (Step 1) - (Step 14) of item 10.5.1. Step 1 : Remove 4 screws. Step 2 : Remove the wires from the slots in the Middle Cabinet Assembly. Step 3 : Lift up to remove the Port Assembly.
  • Page 84 Step 4 : Detach Port Assembly (A, B) from Port Assembly (C, D). Caution 1 : During assembling of Port Assembly, align the guide on Port Assembly (C, D) to the guide slot in Port Assem- bly (A, B). Caution 2 : During replacement of the Port Noise Absorber, use the rib of Port Assembly (C, D) as reference when pasting the Port Noise Absorber.
  • Page 85 10.5.11. Disassembly of Woofer Speaker (SP1) • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 3) of item 10.5.10. Step 1 : Remove the Sound Absorber. Step 2 : Detach the White/Blue (+) and White (-) speaker wires.
  • Page 86 Step 3 : Remove 4 screws. Step 4 : Lift up to remove Woofer Speaker (SP1).
  • Page 87 10.5.12. Disassembly of Arm Unit • Follow the (Step 1) - (Step 14) of item 10.5.1. Step 1 : Remove 2 screws. Step 2 : Lift and flip over the Arm as arrow shown. Caution : Take extra care not to damage the wires while flipping the Arm.
  • Page 88 Step 3 : Cut the 4 wire clampers to remove the Arm. Caution : During assembling, replace with new wire clampers and ensure that the wire clampers are tightened such that the wires are firmly located in the Arm. Step 4 : Remove 2 screws. Step 5 : Detach Arm Cover B from the Arm.
  • Page 89 10.5.13. Disassembly of Prepared Net Assembly • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 2) of item 10.5.12. Step 1 : Remove 1 screw. Caution: During assembling, do not tighten the screw too tight to avoide the screw hole becomes bigger. Step 2 : Remove the Pipe Bottom Cover.
  • Page 90 Step 3 : With the Prepared Net Assembly facing up, insert a minus screwdriver behind the net frame folded part and apply gentle force to push out the Prepared Net Assembly as arrows (1) and (2) shown. Step 4 : Apply gentle force to remove the Prepared Net Assembly completely from the Pipe. Caution : Take extra care not to tear or damage the Net during removal and assembling of the Prepared Net Assembly.
  • Page 91 10.5.14. Disassembly of Antenna Cover Assembly • Follow (Step 1) - (Step 14) of item 10.5.1. • Follow (Step 1) - (Step 2) of item 10.5.12. • Follow (Step 1) - (Step 4) of item 10.5.13. Step 1 : Remove 2 screws. Step 2 : Remove the Antenna Cover Assembly.
  • Page 92 Step 3 : Using tweezers, lift up the front part of the Antenna Front Ornament slightly as arrow (1) shown. Step 4 : Release the 6 catches on the Antenna Front Ornament gradually in order as arrows (2), (3) and (4) shown. Step 5 : Remove Antenna Front Ornament.
  • Page 93 Step 6 : Remove 4 screws. Step 7 : Peel off the himelon. Caution : During assembling, replace the himelon if it is torn. Step 8 : Lift up to detach Antenna Cover A from Antenna Cover B. Caution : Using the 4 catches on Antenna Cover A and the guide on Antenna Cover B, ensure that Antenna Cover A and Antenna Cover B are fitted firmly together during assembling.
  • Page 94 10.5.15. Disassembly of Antenna Wire • Follow (Step 1) - (Step 14) of item 10.5.1. • Follow (Step 1) - (Step 2) of item 10.5.12. • Follow (Step 1) - (Step 4) of item 10.5.13. • Follow (Step 1) - (Step 2) of item 10.5.14. Step 1 : Detach the Wire Protector from the Pipe Assembly and remove it from the wires.
  • Page 95 Step 2 : Lift up the Blind Sheets A, B and C, until the Sound Absorber on each side is in sight. Step 3 : Remove the Sound Absorbers. Caution : During assembling, replace the Blind Sheet if it is torn. Caution : Ensure that all holes are fully covered by the Blind Sheets.
  • Page 96 Step 4 : Remove 5 screws. Caution : Fix 5 screws in order during assembling. Caution : Use a minus screwdriver to scrape off the burr around the screw hole before disassembling and assembling of the Tweeter Base Frame.
  • Page 97 Step 5 : Gradually remove the Tweeter Base Frame from the Pipe Assembly. Caution 1 : Gradually insert the wires into the Pipe while the Tweeter Base Frame is being removed. Caution 2 : Take extra care not to damage the wires during assembling and removal of the Tweeter Base Frame. Caution 3 : Take extra care not to damage the antenna during assembling and removal of the Tweeter Base Frame.
  • Page 98 Caution 5 : During assembling, gradually insert the Tweeter Base Frame by using a ball point pen (with the ball point hid- den) to push at the 4 designated gray areas.
  • Page 99 Caution 6 : During assembling, after the Tweeter Base Frame inserted into the Pipe, pull out the wires with tweezers. Caution 7 : During assembling of the Tweeter Base Frame, ensure that the screw holes of the Tweeter Base Frame are respectively aligned with the screw holes in the interior of the Pipe to allow proper fixation of screws.
  • Page 100 Step 6 : Remove 1 screw. Step 7 : Remove the Antenna Holder. Caution : Ensure that the 2 guides on the Antenna Holder are properly located into the Tweeter Base Frame during assem- bling.
  • Page 101 Step 8 : Lift up 4 pieces of himelon from the Tweeter Base Frame. Caution : During assembling, replace the himelon if it is torn. Step 9 : Gradually remove the antenna wire amongst the 2P cable (tweeter wires) bound by the himelon. Caution : During assembling of the antenna wire, replace the himelon and ensure that the 2P cable (tweeter wires) and antenna wire are firmly bound to the Tweeter Base Frame.
  • Page 102 Step 10 : Remove the himelon on the Tweeter Base Frame. Step 11 : Remove the antenna wire. Caution 1 : During assembling, place the 2P cable (tweeter wires) and antenna wire on the gray area of the Tweeter Base Frame under the Tweeter as shown in the cross-section view.
  • Page 103 Caution 3 : Ensure that the wires are bound by the himelon at the bottom side of the Tweeter Base Frame.
  • Page 104 10.5.16. Disassembly of Tweeter Speakers (SP2 / SP3 / SP4 / SP5) • Follow the (Step 1) - (Step 14) of item 10.5.1. • Follow the (Step 1) - (Step 3) of item 10.5.12. • Follow the (Step 1) - (Step 4) of item 10.5.13. •...

  • Page 105: Service Position

    11 Service Position Note: For description of the disassembly procedures, see the Section 10.4. 11.1. Main Unit (SU-ZT1) 11.1.1. Checking and Repairing of Main 11.1.2. Checking and Repairing of HDMI P.C.B. and DSP P.C.B. P.C.B. Step 1 : Remove the Top Cabinet. Step 1 : Remove the Top Cabinet.
  • Page 106 11.1.3. Checking and Repairing of Wire- less TX P.C.B., Panel P.C.B. and Power SW P.C.B. Step 1 : Remove the Top Cabinet. Step 2 : Remove the Wireless TX P.C.B. Step 3 : Remove the Front Cabinet. Step 4 : Remove the Panel P.C.B. and Power SW P.C.B. Step 5 : Connect 22P FFC at the connector (CN4601) on the Main P.C.B.

  • Page 107: Speaker Unit (Sb-Zt1)

    11.2. Speaker Unit (SB-ZT1) Note: For description of the disassembly procedures, see the Section 10.5. 11.2.1. Checking and Repairing of SMPS P.C.B., D-Amp P.C.B. and Input P.C.B. Step 1 : Lift up Middle Cabinet Assembly from the Woofer Cover Assembly. Step 2 : Remove the SMPS P.CB.
  • Page 108 Step 6 : Remove the speaker wires from the slot (1). Step 7 : Remove the tweeter wires from slots (2) ~ (6).
  • Page 109 Step 8 : Flip over the D-Amp P.C.B. and place it on an insulation sheet. Step 9 : Remove 1 screw. Step 10 : Remove the Sheet Metal.
  • Page 110 Step 11 : Remove 3 screws.
  • Page 111 Step 12 : Remove the Light Panel. Step 13 : Remove the Power Button.
  • Page 112 Step 14 : Hold on to the P.C.B. Holder and lift up the Input P.C.B. as arrow shown. Step 15 : Place the D-Amp P.C.B. and Input P.C.B. on an insulation sheet.
  • Page 113 Step 16 : Connect the 10P cable at the connector (CN5802) on the SMPS P.C.B. Step 17 : Check and repair the SMPS P.C.B., D-Amp P.C.B. and Input P.C.B. according to the diagram shown.

  • Page 114: Voltage Measurement & Waveform Chart

    -6.9 IC4202 REF NO. MODE CD PLAY -6.9 STANDBY -6.9 IC4203 REF NO. MODE CD PLAY -6.9 STANDBY -6.9 REF NO. IC4301 MODE CD PLAY -6.9 STANDBY -6.9 IC4302 REF NO. MODE CD PLAY -6.9 STANDBY -6.9 SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN P.C.B.
  • Page 115 12.7 10.5 IC5504 REF NO. MODE CD PLAY STANDBY IC5561 REF NO. MODE CD PLAY STANDBY IC5562 REF NO. MODE CD PLAY STANDBY IC5563 REF NO. MODE CD PLAY STANDBY IC5571 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN P.C.B.
  • Page 116 CD PLAY STANDBY IC8003 REF NO. MODE CD PLAY STANDBY IC8004 REF NO. MODE CD PLAY STANDBY Q4301 Q4302 Q4303 REF NO. MODE CD PLAY -6.6 -6.6 -6.6 -6.5 -6.5 -6.4 STANDBY -6.6 -6.6 -6.6 -6.6 -6.5 -6.5 SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN P.C.B.
  • Page 117 -3.1 STANDBY -3.1 QR5591 QR5592 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN P.C.B. 12.1.5. PANEL P.C.B. IC4601 REF NO. MODE CD PLAY -17.4 -23.2 -15.4 -21.2 -15.6 -15.6 -25.6 STANDBY -17.4 -25.5 -17.5 -21.4 -15.8 -15.8 -25.6 REF NO.
  • Page 118 CD PLAY STANDBY IC1000 REF NO. MODE CD PLAY STANDBY IC1000 REF NO. MODE CD PLAY STANDBY IC1001 REF NO. MODE CD PLAY STANDBY IC1001 REF NO. MODE CD PLAY STANDBY IC1001 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) DSP P.C.B.
  • Page 119 CD PLAY STANDBY IC1003 REF NO. MODE CD PLAY STANDBY IC1004 REF NO. MODE CD PLAY STANDBY IC1005 REF NO. MODE CD PLAY STANDBY IC1005 REF NO. MODE CD PLAY STANDBY IC1005 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) DSP P.C.B.
  • Page 120 CD PLAY STANDBY REF NO. IC2002 MODE CD PLAY STANDBY IC2003 REF NO. MODE CD PLAY STANDBY IC2004 REF NO. MODE CD PLAY STANDBY IC2005 REF NO. MODE CD PLAY STANDBY IC2006 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI P.C.B.
  • Page 121 CD PLAY STANDBY IC2102 REF NO. MODE CD PLAY STANDBY IC2201 REF NO. MODE CD PLAY STANDBY IC2201 REF NO. MODE CD PLAY STANDBY REF NO. IC2201 MODE CD PLAY STANDBY IC2201 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI P.C.B.
  • Page 122 MODE CD PLAY STANDBY IC2233 REF NO. MODE CD PLAY STANDBY Q2101 Q2102 Q2103 Q2104 Q2105 REF NO. MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI P.C.B. 12.1.11. HDMI P.C.B. (4/4) REF NO. QR2001 QR2002 MODE CD PLAY STANDBY SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI P.C.B.

  • Page 123: Speaker Unit (Sb-Zt1)

    Q5720 Q5721 Q5722 Q5862 Q5890 REF NO. MODE CD PLAY 19.1 19.0 18.4 18.6 STANDBY 19.1 19.0 18.3 18.6 SC-ZT1GN/GS(SB-ZT1GN/GS) SMPS P.C.B. 12.2.2. INPUT P.C.B. IC6021 REF NO. MODE CD PLAY STANDBY REF NO. IC6901 MODE CD PLAY -4.8 STANDBY -4.8...
  • Page 124 -3.3 -3.3 -3.3 -3.3 STANDBY 20.4 20.4 20.4 20.4 20.4 20.4 -3.3 -3.3 -3.3 -3.3 -3.3 -3.3 QR6003 QR6004 QR6005 QR6070 REF NO. MODE CD PLAY -4.8 -4.8 -15.3 -15.3 -3.1 STANDBY -4.8 -4.8 -15.3 -15.3 -3.1 SC-ZT1GN/GS(SB-ZT1GN/GS) D-AMP P.C.B.

  • Page 125: Waveform Chart

    12.3. Waveform Chart 12.3.1. Main Unit (SU-ZT1) 1.6Vp-p(20nsec/div) 6.4Vp-p(500nsec/div) 3.2Vp-p(2usec/div) 3.2Vp-p(2usec/div) 0.34Vp-p(500nsec/div) 0.24Vp-p(500nsec/div) 0.68Vp-p(5msec/div) 0.3Vp-p(500usec/div) 5.6Vp-p(50nsec/div) 3.8Vp-p(100nsec/div) 3Vp-p(100nsec/div) 0.64Vp-p(500usec/div) 3.8Vp-p(50usec/div) 3.2Vp-p(1usec/div) 4.4Vp-p(500nsec/div) 4Vp-p(20nsec/div) 3.2Vp-p(1usec/div) 3.2Vp-p(5usec/div) 3.2Vp-p(1msec/div) 4.5Vp-p(20nsec/div)
  • Page 126 2Vp-p(20nsec/div) 4Vp-p(500usec/div) 6Vp-p(50nsec/div) 6.8Vp-p(20nsec/div) 1.4Vp-p(500usec/div) 0.6Vp-p(2msec/div) 0.56Vp-p(2msec/div) 0.56Vp-p(500usec/div) 0.76Vp-p(500usec/div) 1.6Vp-p(500usec/div) 0.28Vp-p(500nsec/div) 0.34Vp-p(500nsec/div) 6Vp-p(500usec/div) 1.5Vp-p(500usec/div) 0.6Vp-p(2msec/div) 3.8Vp-p(500usec/div) 4.2Vp-p(2msec/div) 6.8Vp-p(500usec/div) 2.5Vp-p(2msec/div) 9.6Vp-p(2msec/div)
  • Page 127 3.2Vp-p(2usec/div) 2.5Vp-p(50nsec/div) 3.4Vp-p(2msec/div) 3.6Vp-p(2usec/div) SC-ZT1GN/GS(SU-ZT1GN/GS) 12.3.2. Speaker Unit (SB-ZT1) 310Vp-p(2usec/div) 0.4Vp-p(2usec/div) 270Vp-p(1usec/div) 0.11Vp-p(2usec/div) 8Vp-p(2msec/div) 5.6Vp-p(2msec/div) 7.6Vp-p(2msec/div) 4.4Vp-p(5msec/div) SC-ZT1GN/GS(SB-ZT1GN/GS)

  • Page 128: Illustration Of Ic's, Transistors And Diodes

    13 Illustration of IC’s, Transistors and Diodes RFKB4528A-M (48P) C0CBACC00046 C1AB00002989 (144P) C0JBAZ001466 (20P) C0DAAMH00015 C0FBZK000013 (64P) C3ABMG000238 (50P) C2CBYY000684 (100P) C2HBCY000030 (128P) C0HBB0000057 (44P) C1AB00002975 (100P) C1BB00001134 (56P) No.1 C1AB00002977 (80P) No.1 RFKWMUZT1PP (100P) No.1 C0DBEKG00004 C0DBAYH00005 C0CBADC00042 C0ABBB000230 RFKWEUZT1PP C0CBCBG00013 C0ABBB000038...

  • Page 129: Overall Simplified Block

    14 Overall Simplified Block 14.1. Signal Flow (SU-ZT1)

  • Page 130: Block Diagram

    CN4611 CN4601 90 ENC1 TO/FROM VR4601 MAIN (SMPS) VOLUME JOG CN4611 CN4601 S DET S DET 89 ENC2 HDMI CTRL HDMI CTRL POWER S4601 CN4601 CN4611 JW4602* JW4612* KEY1 SELECTOR S4602 CN4601 CN4611 KEY2 SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN (SYSTEM CONTROL) BLOCK DIAGRAM...
  • Page 131 CN2003 CN4203 CN4221 CNB2201 I2S 0 D TO DSP CN2003 CN4203 CN4221 CNB2201 I2S 1 D CN2003 CN4203 CN4221 CNB2201 I2S 2 D CN2003 CN4203 CN4221 CNB2201 I2S 3 D CN2003 CN4203 CN4221 CNB2201 IEC958 D SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI BLOCK DIAGRAM...
  • Page 132 IC2201 / HDMI RECEIVER SIGNAL NAME Port Name Pin No Pin No Port Name TMDS D0- R2X0- R2X0- TMDS D0+ R2X0+ R2X0+ TMDS D1- R2X1- R2X1- TMDS D1+ R2X1+ R2X1+ TMDS D2- R2X2- R2X2- TMDS D2+ R2X2+ R2X2+ SC-ZT1GN/GS(SU-ZT1GN/GS) IC TERMINAL (HDMI) CHART...
  • Page 133 DT OUT CODEC CN1003 CN4103 CDOUT JK4502 AUX2 CN4102 CN1002 OUTPUT 3 46 RXP3 (OPTICAL 2) DIGITAL JK4501 CN4102 CN1002 OUTPUT 3 42 RXP7 (OPTICAL 1) CN4203 CNB2201 CN2003 CN4221 SPDIF FROM HDMI 44 IEC 958 SC-ZT1GN/GS(SU-ZT1GN/GS) DSP BLOCK DIAGRAM...
  • Page 134 EXT DQ4 EXT DQ5 EXT DQ6 EXT DQ7 EXT DQ8 EXT DQ9 EXT DQ10 DQ10 DQ10 EXT DQ11 DQ11 DQ11 EXT DQ12 DQ12 DQ12 EXT DQ13 DQ13 DQ13 EXT DQ14 DQ14 DQ14 EXT DQ15 DQ15 DQ15 SC-ZT1GN/GS(SU-ZT1GN/GS) IC TERMINAL (DSP) CHART...
  • Page 135 INVERTER MUTE HP VOL CLK (SYSTEM CONTROL) VOL CLK 25 CLOCK QR4312 INVERTER HP DET Q4304 Q4305 JK4611 MUTING MUTING CN4601 CN4611 CN4601 CN4611 HEADPHONE IC4303 C0ABBB000230 Q4303 DUAL OP-AMP JK4002 MUTING SUBWOOFER V SWOUT SWOUT SC-ZT1GN/GS(SU-ZT1GN/GS) AUDIO BLOCK DIAGRAM...
  • Page 136 DC DETECT QR5581 FROM MAIN DC DETECT S DET (SYSTEM CONTROL) D5581 Q5506 CN2004 CN4204 FROM HDMI D5584 INVERTER D5583 Q5507 A+7V +7V REGULATOR Q5509 Q5505 POWER CONTROL POWER CONTROL Q5508 Q5504 -7V REGULATOR REGULATOR A-7V SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN (SMPS) BLOCK DIAGRAM...

  • Page 137: Speaker Unit (Sb-Zt1)

    DETIN QR6503 CN6501 CNA6051 CNB6501 LINKOUT D6022 INVERTER D-AMP CN6501 FROM WL 4V SMPS CNA6051 CNB6501 IC6901 IC6902 JK6051 C0ABBB000125 C0ABBB000125 OP-AMP (BUFFER & LPF) OP-AMP (BUFFER & LPF) D-AMP CNA6051 CNB6501 TEST TERMINAL CNA6051 CNB6501 SC-ZT1GN/GS(SB-ZT1GN/GS) INPUT BLOCK DIAGRAM...
  • Page 138 CNA6051 CNB6501 38 IN3 Q6202 CNA6051 CNB6501 40 IN4 FROM Q6001 INPUT Q6101 HF SPK MUTING CNB6004 CN6051 CN6052 CNB6004 CN6052 Q6102 QR6001, QR6003 CNA6051 CNB6501 MUTING CONTROL Q6012, Q6013 FROM DC DETECT DC DET SMPS SC-ZT1GN/GS(SB-ZT1GN/GS) D-AMP BLOCK DIAGRAM...
  • Page 139 D5801 LIMITING JW5802* CN5802 - 20V SENSE SWITCH -28V CNA6051 CNB6501 D6070 D5809 IC5801 C0DAEMZ00001 SHUNT Q5862 REGULATOR PC5720 D5808 CNA6051 CNB6501 JW5802* CN5802 DC DET DC DET DC DETECT FEED BACK INPUT DC DET D-AMP SC-ZT1GN/GS(SB-ZT1GN/GS) SMPS BLOCK DIAGRAM...

  • Page 140: Wiring Connection Diagram

    6-AUX2_L 5-AUX2_R PROGRAMMING) 1-GND 4-GND CN4106 AC IN AUX 2 AUX 3 SUBWOOFER SURROUND SURROUND FRONT FRONT (OPT2) (OPT1) NOTE: “ * ” REF IS FOR INDICATION ONLY. 240V 50Hz SC-ZT1GN/GS (SU-ZT1GN/GS) AUDIO IN WIRING DIAGRAM DIGITAL IN AUDIO OUT...

  • Page 141: Speaker Unit (Sb-Zt1)

    AC IN TL10* 220-240V 50Hz BLACK ET6001 ET6002 TL2* TL1* SOLDER SIDE EXTENT P.C.B. (B SIDE) AC INLET P.C.B. SMPS P.C.B. SOLDER SIDE T5701 CN5802 (MAIN TRANSFORMER) NOTE: “ * ” REF IS FOR INDICATION ONLY. SC-ZT1GN/GS (SB-ZT1GN/GS) WIRING DIAGRAM...

  • Page 142: Schematic Diagram Notes

    17 Schematic Diagram Notes Main Unit (SU-ZT1) (All schematic diagrams may be modified at any time with the development of new technology) Notes: S4601: POWER switch. ( S4602: SELECTOR switch. S6001: POWER switch. ( S6051: ID SET switch. • Important safety notice: Components identified by mark have special characteris- tics important for safety.

  • Page 143: Schematic Diagram

    B1ABCF000079 Q2105 C2102 B1ABCF000079 DIODE 330P R2059 C2124 BUFFER R2108 R2060 Q2102 100K CEC_OUT LB2105 - LB2108 B1ABCF000079 LB2109 R2061 J0JHC0000021 J0JHC0000021 SWITCHING LB2110 Q2104 J0JHC0000021 B1ABCF000079 BUFFER BK5V TO HDMI SECTION (2/4) TO HDMI SECTION (3/4) SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI CIRCUIT...
  • Page 144 BK 5V I2S_1_H DIAGRAM - 12 AMUTE LB2008 BK2.5V IC2004 IC2006 LB2005 - LB2008 C0CBCBG00013 J0JHC0000012 C0JBAZ001466 +3.3V REGULATOR LOGIC (BUFFER) SW_3.3V HDMI POWER ON/OFF SC-ZT1GN/GS LB2004 C2017 (SU-ZT1GN/GS) J0JHC0000021 HDMI CIRCUIT IC2005 C0CBCBC00049 LDO REGULATOR TO HDMI SECTION (4/4)
  • Page 145 VA2214 VA2218 D0 GND R0PWR5V TMDS D0+ DSCL0 TMDS D1- DSDA0 VA2215 VA2219 D1 GND TMDS D1+ D2201 TO HDMI B0ACCK000005 SECTION (4/4) TMDS D2- VA2216 VA2220 D2202 B0ACCK000005 D2 GND TMDS D2+ VA2213 - VA2220 EZAEG2A50AX SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI CIRCUIT...
  • Page 146 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104105 106 107108 TO HDMI R2267 4.7K SECTION (3/4) C2258 1 C2259 1 RX_INT RX_SCDT RX_RST R2266 LB2237 SC-ZT1GN/GS J0JHC0000021 (SU-ZT1GN/GS) HDMI CIRCUIT LB2238 J0JHC0000021...
  • Page 147 C1038 C1039 C1042 C1040 J0JHC0000021 D3.3V LB1003 J0JHC0000021 C1044 RXP1 OMCK 47 46 43 42 40 39 34 33 30 29 27 26 IC1004 C0JBAR000396 IC1005 ANALOG SWITCH C3ABMG000238 16M SDRAM 14 15 24 25 C1035 R1024 HDMI_CLK SC-ZT1GN/GS(SU-ZT1GN/GS) DSP CIRCUIT...
  • Page 148 DGND R1006 CS_CODEC LRCLK C1014 R1002 LRCLK MAIN CIRCUIT SCP1_MOSI C1015 R1001 I2S0 I2S0 (CN4221) DT_OUT_CODEC C1016 I2S1 I2S1 IN SCHEMATIC 100K I2S2 R1022 I2S2 DIAGRAM - 12 I2S3 R1000 I2S3 C1048 0.01 HDMI_SELECT SPDIF IEC 958/SPDIF SC-ZT1GN/GS(SU-ZT1GN/GS) DSP CIRCUIT...
  • Page 149 DT_OUT_CODEC R8079 AUX2_R DT_OUT_CODEC DIAGRAM - 5 DGND AGND DGND DGND C5594 R4001 PGND 1000P AUX2_L C5591 PGND 6.3V330 +3.3VD +3.3VD +3.3VD +5VA +5VA +5VA R4256 JK4002 PGND SW_OUT PGND SUBWOOFER C4256 390P TO MAIN SECTION (4/6) SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT...
  • Page 150 INVERTER R4354 IC4303 QR4311 R4397 C0ABBB000230 B1GBCFJJ0007 DUAL OP-AMP INVERTER MUTE_HP R4353 C4350 C4346 C4348 AGND 1000P 100P K501 R4342 R4346 R4352 R4348 4.7K SW_OUT TO MAIN C4357 16V10 SECTION (1/6) TO MAIN 16V10 C4358 SECTION (5/6) SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT...
  • Page 151 CNVSS SYS3.3V SYS3.3V R8109 SYS3.3V QR5592 CNVSS B1GBCFJJ0007 C8003 INVERTER C8002 R8108 6.3V1000 R5595 C8001 6.3V1000 RESET IC8002 IC8003 AGND RFKWEUZT1PP R8012 C0EBE0000338 QR5591 100K EEPROM VOLTAGE DETECTOR B1GBCFJJ0007 INVERTER OUT CR C8011 TO MAIN SECTION (6/6) SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT...
  • Page 152 FL_DI FL_CLK LB4778 J0JBC0000014 FL_CLK FL_CS R4201 LB4777 J0JBC0000014 FL_CS 1.8K C4209 LOUT+ LB4776 J0JBC0000014 V_LIN DGND DGND D3.3V LB4775 J0JBC0000014 R4207 150P D3.3V 6.8K LB4774 J0JBC0000014 FRONT +11V LOUT- +11V R4211 R4203 FR_OUT 1.8K 5.6K R4336 SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT...
  • Page 153 MAZ8075GML C5504 400V22 C5509 F1BAF1020020 1000P F701 L5500 L5501 C5502 T2AL 250V ELF18N005A ELF15N035AN DZ5501 ECQU2A104MLC P5501 ERZV10V511CS ZA5502 ZA5501 AC IN R5501 220V ~ 240V 50Hz...GN 110V ~ 240V D5502 B0EDKT000009 50/60Hz...GS C5501 ECQU2A104MLC R5500 SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT E5501...
  • Page 154 DGND IN SCHEMATIC I2S3 DGND DIAGRAM - 2 OUTPUT DGND HDMI_SEL LRCK_BACK AUX2 (OPTICAL 2) R4502 (OPT2)AUX2 DSP CIRCUIT IEC958 BCLK_BACK DGND (CN1002) DMIX_BACK IN SCHEMATIC DGND DGND DIAGRAM - 6 MCLK_BACK (OPT1)TV DGND +3.3VD DGND DGND SC-ZT1GN/GS(SU-ZT1GN/GS) MAIN CIRCUIT...
  • Page 155 110K 6.3V220 C4635 100P VR4601 EVEKE2F2524M VOLUME JOG C4636 100P FL_DI R4602 FL_CLK R4603 FL_CS R4604 FL_GND JW4602* POWER SW CIRCUIT S4601 JW4612* POWER LB4766 KEY1 LB4767 KEY GND C4654 KEY GND 0.01 TP4612* SC-ZT1GN/GS(SU-ZT1GN/GS) PANEL / POWER SW CIRCUIT...
  • Page 156 C4708 C4704 R4704 (CN4701) AGND AGND 100P 1000P 2.7K J0JBC0000014 100P 4.7K 100P IN SCHEMATIC +7VA CH2_R_OUT TO WIRELESS TX CARD DIAGRAM - 7 C4721 C4719 PGND 5V_GND 6.3V1200 WM_DET WM_DET C4720 CH4_L_IN ADC_V CH4_R_IN AGND SC-ZT1GN/GS(SU-ZT1GN/GS) WIRELESS TX CIRCUIT...

  • Page 157: Speaker Unit (Sb-Zt1)

    R6045 MICRO-CONTROLLER AGND QR6503 UNR5111J0L ANI0 ANI1 INVETER R6022 S6001 POWER SW CN6550 INTP1 QR6501 UNR5111J0L /RESET QR6502 LED DRIDE UNR5111J0L INTP TO WRITER LED DRIDE /RESET X1/P23 X2/P22 CLK / X1 ANI3 ANI2 DATA / X2 SC-ZT1GN/GS(SB-ZT1GN/GS) INPUT CIRCUIT...
  • Page 158 POWER CONTROL HFIN R6058 4.7K AGND LFIN Q6014 INPUT CIRCUIT MUTE D6070 B1ADNB000003 (CNA6051) LINK B0ACCK000005 -5V REGULATOR IN SCHEMATIC WL 5V DIAGRAM - 15 WL 5V DC DET WL GND WL GND PCONT GREEN SC-ZT1GN/GS(SB-ZT1GN/GS) D-AMP CIRCUIT Green D6993 B3AJA0000011...
  • Page 159 Q5722 B0EAMM000057 MA2J1110GL D5802 B1ABCF000176 D5722 B0HBSM000054 CURRENT LIMITING SWITCH B0BC019A0007 D5723 C5851 C5852 C5728 MA2J1110GL 16V220 16V220 1000P C5747 470P PC5720 B3PBA0000402 FEEDBACK R5809 R5807 R5730 R5808 D5725 IC5801 2.2K B0BC6R100010 C0DAEMZ00001 SHUNT REGULATOR R5806 C5818 SC-ZT1GN/GS(SB-ZT1GN/GS) SMPS CIRCUIT...
  • Page 160 B0EBNR000015 L5702 C5703 C5701 R5700 T2AH 250V ELF19H010A ECQU2A224MLC ECQU2A104MLC DZ5701 TL1* 0.22 ZA5702 ZA5701 ERZV10V511CS R5817 R5810 AC INLET CIRCUIT IN SCHEMATIC DIAGRAM - 19 R5701 TL2* C5704 TH5702 FIBAF1020020 D4CAA5R10001 1000P C5700 F1BAF2220023 2200P AMPGND SC-ZT1GN/GS(SB-ZT1GN/GS) SMPS CIRCUIT...
  • Page 161 HF + IN SCHEMATIC DIAGRAM - 16 ET6001 3 2 1 ET6002 AC INLET CIRCUIT P5701 TL10* AC IN SMPS CIRCUIT 220V ~ 240V IN SCHEMATIC 50Hz...GN 110V ~ 240V DIAGRAM - 18 50/60Hz...GS TL20* SC-ZT1GN/GS(SB-ZT1GN/GS) EXTENT / AC INLET CIRCUIT...

  • Page 162: Printed Circuit Board

    L2101 (TV OUT) LB2109 C2109 R2124 C2118 LB2009 VA2112 C2019 C2119 LB2104 R2121 C2117 CN2003 LB2103 R2120 RX2101 R2129 LB2102 VA2113 R2101 R2153 VA2111 R2151 VA2110 R2109 D2101 Q2103 3315A 3315A 3315A 3315A (SIDE A) (SIDE B) SC-ZT1GN/GS(SU-ZT1GN/GS) HDMI P.C.B.
  • Page 163 LB1000 C1081 1516 R1024 C1020 C1011 R1051 R1017 CNB2201 IC1004 C1050 C1049 R1052 IC1000 R1053 R1016 R1030 R1054 R1015 R1055 R1012 R1019 R1006 C1029 C1031 C1032 IC1003 LB1002 X1000 1 2 3 C1045 0114F 0114F (SIDE B) SC-ZT1GN/GS(SU-ZT1GN/GS) DSP P.C.B.
  • Page 164 PROGRAMMING) JK4002 JK4501 JK4005 JK4003 JK4004 SUBWOOFER AUX 2 SURROUND SURROUND FRONT FRONT AC IN AUX3 (OPT2) (OPT1) SC-ZT1GN/GS(SU-ZT1GN/GS) 220V-240V 50Hz...GN 110V-240V 50/60Hz...GS MAIN P.C.B. NOTE: " * " REF IS FOR INDICATION ONLY. DIGITAL IN AUDIO IN AUDIO OUT...
  • Page 165 R4707 C4707 (TO WIRELESS TX CARD) C4704 LB4724 LB4723 C4703 JW4612* LB4766 R4701 TP4612* LB4767 C4720 C4654 C4719 R4704 R4703 TP4701* C4718 3348BC-1 3348BC-1 3348BD-1 3348BD-1 NOTE: " * " REF IS FOR INDICATION ONLY. SC-ZT1GN/GS(SU-ZT1GN/GS) PANEL/POWER SW/WIRELESS TX P.C.B.

  • Page 166: Speaker Unit (Sb-Zt1)

    R4001 C6029 QR6501 IC6021 R6034 R6022 R6024 CNA6051 R6029 C6028 CN6550 (TO WRITER) R6031 R6028 QR6503 (SIDE A) (SIDE B) EXTENT P.C.B. (RFKB4528A-M) 3350AC-1 3350AC-1 3350AC-1 3350AC-1 CN6052 CN6051 (TO SPEAKER) ET6001 ET6002 (SIDE A) (SIDE B) SC-ZT1GN/GS(SB-ZT1GN/GS) INPUT/EXTENT P.C.B.
  • Page 167 C6048 Q6014 R6009 1 2 3 Q6013 Q6001 D6993 R6213 R6205 R6057 Q6015 6 5 4 C6101 R6105 C6049 R6119 R6049 CNB6501 R6055 Q6012 11 13 (SIDE B) NOTE: " * " REF IS FOR INDICATION ONLY. SC-ZT1GN/GS(SB-ZT1GN/GS) D-AMP P.C.B.
  • Page 168 Q5862 AC INLET P.C.B. (REP4527C-P...GN) R5802 R5814 R5804 C5810 (REP4527D-P...GS) 3349BA 3349BA P5701 W104 TL20* AC IN W103 220V-240V 50Hz...GN 110V-240V W102 50/60Hz...GS TL10* W101 3349BB 3349BB NOTE: " * " REF IS FOR INDICATION ONLY. SC-ZT1GN/GS(SB-ZT1GN/GS) SMPS/AC INLET P.C.B.

  • Page 169: Terminal Function Of Ic's

    20 Terminal Function of IC’s 20.1. IC8001 (RFKWMUZT1PP) MICRO PROCESSOR Pin No. Mark Function FL_CS O FL DRIVER DISPLAY CHIP Pin No. Mark Function SELECT W_SSB WIRELESS STANDBY FL_CLK I/O FL DRIVE DISPLAY CLOCK W_DET WIRELESS DETECT FL_DI FL DRIVE DISPLAY DATA INPUT W_INT I/O WIRELESS INTERRUPT VCC2...

  • Page 170: Exploded View And Replacement Parts List

    21 Exploded View and Replacement Parts List 21.1. Exploded View and Mechanical Replacement Parts List 21.1.1. Cabinet Parts Location (SU-ZT1) CN2001 JK2201 JK2202 CN2002 JK2101 (HDMI P.C.B.) CN2003 CN2005 CN2004 CNB2201 CN1002 (DSP P.C.B.) CN1001 CN1003 (POWER SW P.C.B.) JK4502 JK4002 JK4501 CN4611...
  • Page 171 21.1.2. Cabinet Parts Location (SB-ZT1) *HEATSINK T5751 T5701 (SMPS P.C.B.) *TL1 *HEATSINK *TL2 CN5802 *JW5802 *JW6003 (D-AMP P.C.B.) CNB6004 CNB6501 (RX MODULE P.C.B.) JK6051 PR INT CN6501 S6051 (INPUT P.C.B.) *(SUPPORT P.C.B.) *TL20 CN6550 S6001 P5701 CNA6051 (AC INLET P.C.B.) *TL10 ET6002 ET6001...
  • Page 172 SU-ZT1GN/GS A9 AC PLUG ADAPTER (FOR GS ONLY) F R O N T POLYFOAM (TOP LEFT) POLYFOAM (BOTTOM LEFT) POLYFOAM (FRONT) POLYFOAM (TOP RIGHT) POLYFOAM (REAR) POLYFOAM (BOTTOM RIGHT) SC-ZT1GN/GS-S NOTE: " ** " PART IS NOT SUPPLIED. PACKAGING DRAWINGS...
  • Page 173 21.1.4. Mechanical Replacement Parts List 21.1.4.1. Main Unit (SU-ZT1) Safety Ref. Part No. Part Name & QTY Remarks Description RFKGUZT1E-K FRONT CABINET ASS’Y Safety Ref. Part No. Part Name & QTY Remarks REE1508 (PANEL- Description MAIN) CABINET AND CHAS- RGL0724-Q LIGHTING RING RGU2643-K POWER BUTTON...
  • Page 174 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description RPN2105 POLYFOAM (SU) REX1353 WIRE (EXTENSION RELAY-WEETER) RPN2106-1 POLYFOAM (SB) RGK2184-Q ANTENNA FRONT RPFX0262 MIRAMAT BAG ORNAMENT RGK2186A-S ANTENNA COVER A ACCESSORIES RGK2187-S PIPE BOTTOM COVER...

  • Page 175: Electrical Replacement Parts List

    21.2. Electrical Replacement Parts List 21.2.1. Main Unit (SU-ZT1) Safety Ref. Part No. Part Name & QTY Remarks Description IC4201 C0ABBB000230 IC4202 C0ABBB000230 Safety Ref. Part No. Part Name & QTY Remarks IC4203 C0ABBB000230 Description IC4301 C0ABBB000230 PRINTED CIRCUIT BOARDS IC4302 C0ABBB000230 IC4303...
  • Page 176 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description Q5507 2SC3940ARA TRANSISTOR D5591 B0BC4R600016 DIODE Q5508 2SB0621AHA TRANSISTOR D8001 MA2J1110GL DIODE Q5509 B1ADCF000001 TRANSISTOR D8002 MA2J1110GL DIODE Q5510 2SB0621AHA TRANSISTOR D8003 MA2J1110GL...
  • Page 177 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description CN4601 K1MN22AA0004 22P CONNECTOR LB2211 J0JHC0000021 INDUCTOR CN4611 K1MN22AA0004 22P CONNECTOR LB2235 J0JHC0000021 INDUCTOR CN4701 K1MN19AA0004 19P CONNECTOR LB2236 J0JHC0000021 INDUCTOR CN4702 K1MN19AA0004...
  • Page 178 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description FUSE HOLDERS R1001 D0GB102JA008 1/16W R1002 D0GB102JA008 1/16W ZA5501 K3GE1ZZ00001 FUSE HOLDER R1003 D0GB102JA008 1/16W ZA5502 K3GE1ZZ00001 FUSE HOLDER R1004 D0GB102JA008 1/16W R1005...
  • Page 179 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description R2035 D0GB101JA008 1/16W R2215 D0GB470JA008 1/16W R2036 D0GB101JA008 1/16W R2216 D0GB470JA008 1/16W R2037 D0GB101JA008 1/16W R2217 D0GB102JA008 1/16W R2038 D0GB101JA008 1/16W R2218 D0GB472JA008...
  • Page 180 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description R4221 D0GB182JA008 1.8K 1/16W R4366 D0GB391JA008 1/16W R4222 D0GB182JA008 1.8K 1/16W R4367 D0GB103JA008 1/16W R4223 D0GB182JA008 1.8K 1/16W R4368 D0GB103JA008 1/16W R4224 D0GB182JA008...
  • Page 181 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description R5520 ERJ3RBD153V 1/16W R8060 D0GB101JA008 1/16W R5521 D0GD472JA017 4.7K 1/10W R8061 D0GB101JA008 1/16W R5522 D0GD472JA017 4.7K 1/10W R8069 D0GBR00JA008 1/16W R5523 D0GD472JA017 4.7K...
  • Page 182 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description C1019 F1H1H272A013 2700pF C2011 EEE0JA101SP 100uF 6.3V C1020 F1H1C104A008 0.1uF C2012 F1H1H102A219 1000pF C1021 F1H1C104A008 0.1uF C2013 F1H0J1050013 6.3V C1022 F1H1C104A008 0.1uF C2014...
  • Page 183 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description C2245 F1H1C104A042 0.1uF C4106 ECJ1VB1H391K 390pF C2246 F1H1C104A042 0.1uF C4107 F1H1C105A097 C2247 F1H0J1050013 6.3V C4108 F1H1C105A097 C2248 F1H1C104A042 0.1uF C4109 F1H1C105A097 C2249 F1H1C104A042...
  • Page 184 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description C4354 F1H1H104A013 0.1uF C4719 F1H1H104A013 0.1uF C4357 F2A1C100A234 10uF C4720 F1J1A106A043 10uF C4358 F2A1C100A234 10uF C4721 F2A0J1220028 1200uF 6.3V C4363 F1H1H101A230 100pF C5501...
  • Page 185 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description C8078 F1H1H220A004 22pF D5793 B0HAMP000094 DIODE C8079 F1H1H220A004 22pF D5798 B0EAMM000057 DIODE D5799 MAZ8091GML DIODE 21.2.2. Speaker Unit (SB-ZT1) D5801 B0HDRM000002 DIODE D5802...
  • Page 186 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description ZA5701 K3GE1ZZ00001 FUSE HOLDER R6005 ERJ8GEYJ101V 1/4W ZA5702 K3GE1ZZ00001 FUSE HOLDER R6007 D0GB822JA008 8.2K 1/16W R6008 D0GB332JA008 3.3K 1/16W THERMISTOR R6009 D0GB122JA008 1.2K...
  • Page 187 Safety Ref. Part No. Part Name & QTY Remarks Safety Ref. Part No. Part Name & QTY Remarks Description Description R6213 D0GB220JA008 1/16W C6011 ECJ2FB1E105K R6214 D0GB220JA008 1/16W C6017 ECJ3VB1H104K 0.1uF R6215 ERJ1TYJ100U C6018 ECJ3VB1H104K 0.1uF R6216 D0GD222JA017 2.2K 1/10W C6019 F2A1V4710035 470uF...

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