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HCD-LX7/LX8 SERVICE MANUAL AEP Model UK Model HCD-LX7 E Model Australian Model HCD-LX8 HCD-LX7/LX8 is the tuner, deck, CD and Photo: HCD-LX8 amplifier section in LBT-LX7/LX8. Model Name Using Similar Mechanism HCD-DR4/XB500 CD Mechanism Type CDM37M-5BD32L SECTION Base Unit Type...
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COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
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All manuals and user guides at all-guides.com MODEL IDENTIFICATION — BACK PANEL — MODEL PARTS No. LX7: AEP, UK, CIS model 4-225-529-1s LX8: E, AR model 4-225-529-2s LX8: SP, MY model 4-225-529-3s LX8: MX model 4-225-529-4s Parts No. LX8: AUS model 4-225-529-5s LX8: EA model 4-225-529-6s...
All manuals and user guides at all-guides.com TABLE OF CONTENTS 1. SERVICING NOTE 7. EXPLODED VIEWS ............5 7-1. Case and Back Panel Section ..........53 7-2. Front Panel Section 1 ............54 2. GENERAL ..............7-3. Front Panel Section 2 ............55 7-4.
All manuals and user guides at all-guides.com SECTION 1 SERVICING NOTE About CD-TEXT display This unit is provided with a simple CD-TEXT display function. The CD-TEXT contents of 20 tracks are displayed on the fluorescent display tube. Since the function is simple, some special characters may not be displayed, or may be displayed as other characters. MC Cold Reset •...
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All manuals and user guides at all-guides.com AMS Test Mode • This mode is used for checking the AMS operations of the tape deck. 7-819-039-12 Alignment tape, AMS-110A Procedure: 1. Press the "/1 button to turn the set ON. 2. Set the tape (AMS-110A). 3.
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All manuals and user guides at all-guides.com • CD 1. The tray rotates. 2. DISC 1 is chucked. 3. The TOC is read. 4. The first track is played for 2 seconds. 5. The last track is played for 2 seconds. 6.
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All manuals and user guides at all-guides.com Display E@@M#***** @@ : Error number. 00 is the newest. : Operating state of table : Currently in the INITIAL mode : Currently rotating to the right : Currently rotating to the left : Currently chucking down : Currently chucking up : Invalid...
All manuals and user guides at all-guides.com SECTION 2 GENERAL Front Panel 10 11 12 25 26 28 29 55 56 30 31 32 33 37 38 Photo : HCD-LX8...
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All manuals and user guides at all-guides.com LOCATION OF PARTS AND CONTROLS 1 "/1 (Power) button and indicator 26 H (B Deck) button and indicator 51 LOOP button 2 c/CLOCK SET button 27 x (B Deck) button 52 DIRECTION button 3 SLEEP button 53 DOLBY NR button 28 m (B Deck) button...
All manuals and user guides at all-guides.com SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 3-1. FRONT PANEL 9Connector(CN452) 0Connector(CN702) 8Flat type wire(CN303) 7Flat type wire(CN304) 4Screw(BVTP3x8) 6Flat type wire(CN431) 1Screw(BVTP3x8) 2Earth wire 5Two earth wirs qdFront panel 3Connector (CN802)
All manuals and user guides at all-guides.com 3-6. CD MECHANISM DECK 3-7. BASE UNIT 1Five screws (BVTP3x8) 2CD mechanism deck 3Base unit 2Boss 1Yoke fitting 3-8. DISC TABLE Note: When the disc table is installed, adjust the positions of roller cam and mark B as shown in the figure, then set to the groove of disc table.
All manuals and user guides at all-guides.com SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS Precaution DECK SECTION 0 dB=0.775V 1. Clean the following parts with a denatured alcohol-moistened swab: 1. Demagnetize the record/playback head with a head demagnetizer. record/playback heads pinch rollers 2.
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All manuals and user guides at all-guides.com 3. Mode: Playback Tape Speed Adjustment (Deck A) test tape Note: Set the test mode using the following method and begin tape P-4-A100 main board CN301 speed adjustment. (10kHz, –10dB) Pin 3 (L-ch) oscilloscope In the test mode, the speed will switch to double speed or normal speed each time the HI-SPEED DUB button is pressed.
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All manuals and user guides at all-guides.com Record Bias Adjustment (Deck B) Record Level Adjustment (Deck B) Procedure: Procedure: INTRODUCTION INTRODUCTION When set to the test mode performed in Tape Speed Adjust- When set to the test mode performed in Tape Speed Adjust- ment, when the tape is rewound after recording, the “REC memory ment, when the tape is rewound after recording, the “REC memory mode”...
All manuals and user guides at all-guides.com HCD-LX7/L SECTION 6 DIAGRAMS E-F Balance (1 Track Jump) check 6-1. CIRCUIT BOARDS LOCATION CD SECTION oscilloscope SUB TRANS board (LX7) Note: BD board 1. CD Block is basically constructed to operate without adjustment.
All manuals and user guides at all-guides.com HCD-LX7/L – DECK SECTION – PB A/B S1008 S1004 MS OUT B CrO A CrO CN301 R CH RV311 28 27 PLAYBACK IC611 A 120/70 B NORM/CROM/ LEVEL PB-A/B DECK A METAL A IN...
All manuals and user guides at all-guides.com HCD-LX7/LX8 – MAIN (1/2) SECTION – IC191 AV SWITCH J804 VIDEO 2 J702 VIDEO VD OUT J702 VIDEO IC101 SOUND PROCESSOR 1 DISPLAY SECTION IC601 L+R 30 SPEANA (Page 24) PHONO AMP J701...
All manuals and user guides at all-guides.com HCD-LX7/L – MAIN (2/2) SECTION – IC931 Q931 SWITCH +10V +UNREG, 17V PL A+10V MAIN CONTROL ST +10V IC501 (2/2) Q932 SWITCH M901 STK-POWER FAN DET POWER HP.SW H/P IN FAN SWITCH HP MUTE...
All manuals and user guides at all-guides.com HCD-LX7/LX8 – POWER SECTION – (LX8 model) MIC VOLUME MIC AMP MIC AMP IC850 (1/2) RV850 IC850 (2/2) J801 MIX MIC DISPLAY MIC-SIG SECTION GUITAR AMP GUITAR LEVEL GUITAR AMP (Page 24) IC852 (2/2)
All manuals and user guides at all-guides.com HCD-LX7/L – POWER SECTION – (LX7 model) MIC AMP MIC VOLUME MIC AMP IC850 (1/2) RV850 IC850 (2/2) J801 MIX MIC DISPLAY SECTION MIC-SIG (Page 24) GUITAR AMP GUITAR LEVEL GUITAR AMP IC852 (2/2)
All manuals and user guides at all-guides.com HCD-LX7/LX8 – DISPLAY SECTION – DISPLAY CONTROL IC601 REMOTE CONTROL SIRCS RECIEVE IC702 S701 SERIAL PARALLEL JOG A . AMS > CONVERTER JOG B IC701 D604 – D607, D611, D612, D616 – D621, D623 –...
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All manuals and user guides at all-guides.com HCD-LX7/L WAVEFORMS THIS NOTE IS COMMON FOR PRINTED WIRING – BD (CD) SECTION – – MAIN (2/3) SECTION – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 3.1Vp-p...
All manuals and user guides at all-guides.com HCD-LX7/L 6-4. SCHEMATIC DIAGRAM – BD (CD) SECTION – • See page 25 for Waveforms. (TE) (FE) (RP) TP (AGCCON) (VC) (Page 30)
All manuals and user guides at all-guides.com HCD-LX7/L 6-6. SCHEMATIC DIAGRAM – MAIN (1/3) SECTION – • See page 50 for IC Block Diagrams. MICON, INTERFACE...
All manuals and user guides at all-guides.com HCD-LX7/LX8 6-7. SCHEMATIC DIAGRAM – MAIN (2/3) SECTION – • See page 25 for Waveforms. • See page 28 for Printed Wiring Board. • See page 50 for IC Pin Functions. FUNCTION...
All manuals and user guides at all-guides.com HCD-LX7/L 6-10. PRINTED WIRING BOARD – DECK SECTION – • See page 17 for Circuit Boards Location. (Page 28)
All manuals and user guides at all-guides.com HCD-LX7/LX8 6-13. SCHEMATIC DIAGRAM – PANEL FL SECTION – • See page 25 for Waveforms. • See page 50 for IC Block Diagrams. • See page 52 for IC Pin Functions. FUNCTION...
All manuals and user guides at all-guides.com HCD-LX7/L 6-22. PRINTED WIRING BOARD – CD MOTOR SECTION – • See page 17 for Circuit Boards Location. (Page 28)
All manuals and user guides at all-guides.com HCD-LX7/L 6-24. PRINTED WIRING BOARD – TRANS SECTION – (LX7 model) • See page 17 for Circuit Boards Location.
All manuals and user guides at all-guides.com HCD-LX7/LX8 6-29. IC BLOCK DIAGRAMS 6-30. IC PIN FUNCTIONS • MAIN BOARD IC501 MAIN CONTROL (M306622 MA-A26FP) • MAIN (1/3) section • PANEL FL section Function Pin No. Pin Name IC181 MC14052BF IC603 BA3830F...
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All manuals and user guides at all-guides.com Pin Name Function Pin No. STEREO Stereo detection for tuner TUNED Tuned detection for tuner ST-CE Tuner chip enable output ST-DOUT Tuner data output ST-DIN Tuner data input ST-CLK Tuner clock output SENS BD Condition signal input HOLD MODE signal output...
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All manuals and user guides at all-guides.com • PANEL FL BOARD IC601 DISPLAY CONTROL (TMP88CS76F-1A25) Pin Name Function Pin No. SIRCS Remote commander signal input JOG A Rotary encoder (S701) pulse input LED SCK LED clock signal output LED LATCH LED latch signal output LED DAT LED serial data output...
All manuals and user guides at all-guides.com SECTION 7 EXPLODED VIEWS NOTE: • Items marked “*” are not stocked since they are • Abbreviation The components identified by seldom required for routine service. Some delay : Singapore model mark 0 or dotted line with mark should be anticipated when ordering these items.
All manuals and user guides at all-guides.com 7-3. FRONT PANEL SECTION 2 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4952-466-1 LID (CD) ASSY X-4952-504-1 LID (TC) ASSY 4-225-524-01 SPRING (CD) 4-225-521-01 SPRING (TC-LID) 4-040-472-01 LATCH, D.C.
All manuals and user guides at all-guides.com 7-4. CHASSIS SECTION The components identified by mark 0 or dotted line with mark not supplied 0 are critical for safety. Replace only with part number specified. not supplied T951 (LX7:UK) not supplied (LX7/LX8:EA,SP,MY) not supplied (LX8:EA,SP,MY)
All manuals and user guides at all-guides.com 7-5. TC MECHANISM SECTION 1 (TCM230PWR1) Parts with “P” mark: 230PWR1 HP101 HRPE101 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT 3-017-366-01 BASE (PINCH LEVER REV) 3-026-892-01 SPRING (CASSETTE), LEAF 3-911-116-42 RIVET, PUSH 3-016-574-01 SPRING (HEAD), TENSION...
All manuals and user guides at all-guides.com 7-6. TC MECHANISM SECTION 2 (TCM230PWR1) Parts with “P” mark: 230PWR1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 451 X-3374-214-1 CASSIS ASSY, MAIN 3-024-405-01 BELT (FR) 3-016-570-01 BELT (CAPSTAN) A-2004-630-A MECHANICAL BLOCK ASSY (230PWR1) 3-016-569-01 BELT (TENSION) 3-016-566-01 SLIDER, REVERSE...
All manuals and user guides at all-guides.com 7-8. BASE UNIT SECTION (BU-5BD32L) M101 M102 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref.
All manuals and user guides at all-guides.com SECTION 8 AUDIO ELECTRICAL PARTS LIST Note: • SEMICONDUCTORS • Due to standardization, replacements in the parts list The components identified by In each case, u: µ , for example: may be different from the parts specified in the mark 0 or dotted line with mark uA...: µ...
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All manuals and user guides at all-guides.com AUDIO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 0 R621 1-212-851-00 FUSIBLE 1/4W C157 1-163-009-11 CERAMIC CHIP 0.001uF 0 R622 1-212-851-00 FUSIBLE 1/4W C159 1-163-019-00 CERAMIC CHIP 0.0068uF 10% R623 1-249-432-11 CARBON 1/4W...
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All manuals and user guides at all-guides.com CD MOTOR CD-L CD-R Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R162 1-216-101-00 METAL CHIP 150K 1/10W < DIODE > R171 1-216-078-00 RES-CHIP 1/10W R172 1-216-073-00 METAL CHIP 1/10W D641 8-719-058-04 DIODE SEL5223S-TP15 (NON-STOP)
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All manuals and user guides at all-guides.com CD-R FRONT INPUT HEADPHONE LEAF SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S681 1-762-875-21 SWITCH, KEYBOARD (PLAY MODE) < DIODE > S682 1-762-875-21 SWITCH, KEYBOARD (REPEAT) S701 1-473-393-11 ENCODER, ROTARY (.
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4428-224-A MAIN BOARD, COMPLETE (LX7) C301 1-126-960-11 ELECT 20.00% 50V ************************ C302 1-130-479-00 MYLAR 0.0047uF 5% C303 1-136-165-00 MYLAR 0.1uF 5.00% 50V A-4428-229-A MAIN BOARD, COMPLETE (LX8:E,AR) C304...
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C608 1-163-031-11 CERAMIC CHIP 0.01uF < CONNECTOR > C609 1-126-933-11 ELECT 100uF 20.00% 16V C651 1-163-003-11 CERAMIC CHIP 330PF CN303 1-784-776-11 CONNECTOR, FFC 15P C652 1-163-251-11 CERAMIC CHIP...
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC191 8-759-571-53 IC BA7615N Q333 8-729-140-04 TRANSISTOR 2SB1116-TP-LK IC301 8-759-495-26 IC HA12215F Q334 8-729-029-66 TRANSISTOR DTC114ESA-TP IC501 8-759-653-44 IC M30622MA-A26FP Q335 8-729-029-66 TRANSISTOR DTC114ESA-TP Q336...
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R166 1-216-091-00 METAL CHIP 1/10W R351 1-216-085-00 METAL CHIP 1/10W R167 1-216-073-00 METAL CHIP 1/10W R352 1-216-057-00 METAL CHIP 2.2K 1/10W R168 1-216-089-91 RES-CHIP...
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R551 1-216-025-91 RES-CHIP 1/10W R607 1-216-049-91 RES-CHIP 1/10W R552 1-216-025-91 RES-CHIP 1/10W R608 1-216-097-91 RES-CHIP 100K 1/10W R553 1-216-025-91 RES-CHIP 1/10W R609 1-216-033-00 METAL CHIP...
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All manuals and user guides at all-guides.com MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VARIABLE RESISTOR > R853 1-249-417-11 CARBON 1/4W F R854 1-249-437-11 CARBON 1/4W RV301 1-238-600-11 RES, ADJ, CARBON 10K R855 1-249-429-11 CARBON 1/4W RV351...
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All manuals and user guides at all-guides.com Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C842 1-127-752-11 ELECT 3300uF D842 8-719-200-82 DIODE 11ES2-NTA1B C844 1-130-777-00 MYLAR 0.1uF 10.00% 100V D843 8-719-200-82 DIODE 11ES2-NTA1B D844 8-719-200-82 DIODE 11ES2-NTA1B C845 1-126-943-11 ELECT 2200uF...
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All manuals and user guides at all-guides.com Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > R823 1-247-863-91 CARBON 1/4W 0 R824 1-249-418-11 CARBON 1.2K 1/4W F 0 R401 1-215-867-00 METAL OXIDE R825 1-215-891-11 METAL OXIDE (LX8) R827 1-249-441-11 CARBON...
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All manuals and user guides at all-guides.com PANEL FL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RELAY > D608 8-719-050-84 DIODE RB441Q-40T-77 D617 8-719-058-04 DIODE SEL5223S-TP15 (SURROUND) RY401 1-755-168-11 RELAY < FILTER > < THERMISTOR > FL601 1-517-940-11 INDICATOR TUBE, FLUORESCENT TH831...
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All manuals and user guides at all-guides.com PANEL FL PANEL VR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R631 1-249-410-11 CARBON 1/4W F A-4428-168-A PANEL VR BOARD, COMPLETE (LX8) R632 1-249-411-11 CARBON 1/4W ***************************** R633 1-249-413-11 CARBON 1/4W F A-4428-198-A PANEL VR BOARD, COMPLETE (LX7)
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All manuals and user guides at all-guides.com PANEL VR SUB TRANS TABLE SENSOR TC-A Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R737 1-249-393-11 CARBON 1/4W F S623 1-762-875-21 SWITCH, KEYBOARD (v) R738 1-247-807-31 CARBON 1/4W S624 1-762-875-21 SWITCH, KEYBOARD (B) S626...
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All manuals and user guides at all-guides.com TC-A TC-B TRANS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R704 1-249-415-11 CARBON 1/4W F 1-676-267-11 TRANS BOARD *********** R705 1-249-417-11 CARBON 1/4W F 1-533-233-21 HOLDER, FUSE R706 1-249-418-11 CARBON 1.2K 1/4W F...
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All manuals and user guides at all-guides.com Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MISCELLANEOUS ACCESSORIES & PACKING MATERIALS ************* ******************************* 1-769-977-11 WIRE (FLAT TYPE)(13 CORE)(LX8) 1-773-009-11 WIRE (FLAT TYPE)(15 CORE)(LX7) 1-475-572-41 COMMANDER, STANDARD (RM-SR5B) 1-693-484-11 TUNER (FM/AM) (LX8:E) 1-501-374-11 ANTENNA, LOOP 1-693-488-11 TUNER (FM/AM) (LX8:AR,MX,EA,SP,MY,AUS)