DMR-EZ17P 1 Safety Precaution 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.
DMR-EZ17P 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatic Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistor-sand semiconductor "chip"...
DMR-EZ17P 2.3. Service caution based on legal restrictions 2.3.1. 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.
DMR-EZ17P 6 Operation Instructions 6.1. Taking out the Disc from DVD-Drive Unit when the Disc cannot be ejected by OPEN/CLOSE button 6.1.1. Forcible Disc Eject 6.1.1.1. When the power can be turned off. 1. Turn off the power and press [STOP] [CH UP] keys on the front panel simultaneously for 5 seconds.
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DMR-EZ17P 1. Turn off the power and pull out AC cord. 2. Remove the Top Case. 3. Put deck so that bottom can be seen. 4. Slide SLIDE CAM by Eject Pin (JZJ0484) or minus screw driver (small) in the direction of arrow to eject tray slightly.
DMR-EZ17P 7 Service Mode 7.1. Self-Diagnosis and Special Mode Setting 7.1.1. Self-Diagnosis Functions Self-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error has occurred. U**, H** and F** are stored in memory and held.
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DMR-EZ17P Error Code Diagnosis contents Description Monitor Display Automatic FL display HARD Drive error The drive detected a hard error. “DVD drive error.” Display for 5 seconds. No REC Recording is impossible [No REC] is displayed when recording is No display impossible due to the defect, dirt or wound of media.
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DMR-EZ17P Item FL display Key operation Mode name Description Front Key Aging Perform sequence of modes as * Aging Display following the then mode. Insert DVD-RAM disc. Description shown below continually. When the power is ON, press [STOP], [POWER] and...
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DMR-EZ17P Item FL display Key operation Mode name Description Front Key Demonstration Ejection of the disc is prohibited. *When lock the tray. When the power is on, press lock/unlock The lock setting is effective until unlocking the [STOP] [POWER] keys...
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DMR-EZ17P 7.1.3. Service Modes at a glance Service mode setting: While the power is off, press REC, CH UP and OPEN / CLOSE simultaneously for five seconds. Item FL display Key operation Mode name Description (Remote controller key) Release Items Item of Service Mode executing is cancelled.
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DMR-EZ17P Item FL display Key operation Mode name Description (Remote controller key) Audio Pattern Output The audio pattern stored in the internal Initial mode (Audio 48kHz) Press [2] [3] in service mode. memory is output (Lch: 1kHz/-18dB) (Rch: 400Hz/-18dB) *Audio sound clock switching operation of Audio 44.1kHz/48kHz switching...
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DMR-EZ17P Item FL display Key operation Mode name Description (Remote controller key) RAM Drive Last Error RAM Drive error code display. 1. Error Number is displayed for 5 Press [4] [2] in service mode. *For details about the drive error code, refer seconds.
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DMR-EZ17P Item FL display Key operation Mode name Description (Remote controller key) Laser power confirmation Drive state is judged based on difference into RAM between laser power value at shipping and Drive in service mode. (Other present laser power value.
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DMR-EZ17P Item FL display Key operation Mode name Description (Remote controller key) Display the Error History Display the Error History stored on the unit. Display reason of error for 5 Press [6] [5] in service mode. seconds. Then press [0] [1] ~ [1] [9], the past 19 error histories are displayed.
DMR-EZ17P 8 Service Fixture & Tools Part Number Description Compatibility RFKZ0260 Extension Cable (MainP.C.B. - Digital P.C.B. / 88 Pin) Same as ES15/EH55 Series RFKZ0366 Extension FFC (DVD Drive - Digital P.C.B. / 40 Pin) Same as EH55 Series RFKZ0169 Extension Cable (DVD Drive - Main P.C.B.
DMR-EZ17P 9 Assembling and Disassembling 9.1. Disassembly Flow Chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing. To assemble the unit, reverse the steps shown in the chart below.
DMR-EZ17P 9.3. Top cover 9.4.1. How to assemble Tray door ass’y 1. Attach Blinder spling to Tray door ass’y. 1. Remove the 2 screws (A) and 3 screws (B). 2. Slide Top Case rearward and open the both ends at rear side of the Top Case a little and lift the Top Case in the direction of the arrows.
DMR-EZ17P 9.6. Rear Panel 1. Remove 6 Screws (A) and 2 Screws (B). 2. Unlock 2 Locking Tabs (A) to remove Rear Panel. 9.5. DV Jack P.C.B. 1. Remove a Screw (A) and FFC to remove DV jack P.C.B. 9.6.1.
DMR-EZ17P 9.7. Digital P.C.B. 9.8. DVD Drive 1. Remove 2 Screws (A) and 2 FFCs. 1. Remove 3 Screws (A) and wire with connector to remove DVD Drive. And lift up Digital P.C.B. slightly so to disconnect connectors to remove Digital P.C.B..
DMR-EZ17P 9.9. Main P.C.B., Front jack P.C.B. and Front (L) P.C.B. 1. Remove 4 Screws (A) to remove Front angle and Front jack P.C.B.. 2. Remove Front (L) P.C.B. in the direction of arrows. 3. Remove Drive angle. Remove 4 Screws (A) and Rear angle to remove Main...
DMR-EZ17P 10 Measurements and Adjustments 10.1. Service Positions Note: For description of the disassembling procedure, see the section 9. 10.1.1. Checking and Repairing Digital P.C.B.
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DMR-EZ17P 10.1.2. Checking and Repairing of Main P.C.B.
DMR-EZ17P 10.2. Notice after replacing Digital P.C.B. [TM L1] is displayed after replacing Digital P.C.B. Once power off, and start up again. 10.3. When the unit does not operate normally after replacing the Timer Microprocessor or Main P.C.B. When the unit does not operate normally after replacing the Timer Microprocessor or Main P.C.B. with new one, reset Timer Microprocessor.
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DMR-EZ17P Use the following checklist to establish the judgement criteria for the picture and sound. Item Contents Check Item Contents Check Block noise Distorted sound Crosscut noise Noise (static, background noise, etc.) Dot noise The sound level is too low.
DMR-EZ17P 11 Block Diagram 11.1. Power Supply Block Diagram D1101 VA1101,L1101 C1107 AC SOCKET P1101 X SW +4V F1101 SURGE RECTIFIER T1101 SUPPRESSOR POWER TRANSFORMER SURGE ABSORBER IP1280 X SW+3.2V IC1150 DI P ON (SWITCHING IC) IC1500 (REG.ANA+3.3V) ANA+3.3V DRAIN...
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DMR-EZ17P MAIN P.C.B. X SW+4V X SW+4V P7401 P56001 IC1530 (REG.D+3.3V) X SW+3.2V D+3.3V P7401 P56001 VOUT 41,43 DI P ON DI P ON P7401 P56001 ANA+3.3V ANA+3.3V P7401 P56001 DI P ON DL P7401 P56001 X SW+3.2V P7401 P59001 47,49,51 X SW+5.8V...
DMR-EZ17P 11.2. Digital P.C.B. Regulator Block Diagram IC55202 (REG.) P7401 P56001 D+3.3V V IN V OUT 5 TO IC55201- 4 , 20, 32 41,43 D +5V P7401 P56001 TO IC55001- E4 IC56006- 14 Q56000 P7401 P56001 AU +5V (REG. D +1.25V)
DMR-EZ17P 11.3. Analog Video Block Diagram IC3001 (VIDEO PROCESSOR) :REC SIGNAL :PB SIGNAL DVD C IN P56001 P7401 COUT DM BIAS 6M LPF JK3901 A/V OUT C75 OUT JACK CPN C OUT P56001 P7401 YOUT DM DVD Y IN CLAMP...
DMR-EZ17P 11.4. Analog Audio Block Diagram :REC SIGNAL :PB SIGNAL IC7301 IC4001 (AUDIO MULTIPLEX DECODER) (AUDIO PROCESSOR) SCL 10 I2C5CK P7401 P56001 TU7801 DIGITAL/ANALOG TUNER EXT12 G SIF A G TU R A SIF OUT PCFIL ROUT LOGIC I2C5DT P7401...
DMR-EZ17P 12.7. Tuner Section (Main P.C.B. (3/4)) Schematic Diagram (TU) P:Power Supply Section:(Page: A:AV IO Section:(Page: TU:Tuner Section:(Page: T:Timer Section:(Page: TU7801 ENGF6703KF IC7801 C0CBCDC00052 LB7803 J0JHC0000032 NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. BOOSTER_5V THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE...
DMR-EZ17P 12.9. Front (L) Schematic Diagram 12.11. Front Jack Schematic Diagram JK3801 K2HA307A0009 K2HA307A0011 TO MAIN P.C.B. (AV IO SECTION) LB4912 J0JCC0000103 FRONT_R_IN LB4911 J0JCC0000103 POWER FRONT_L_IN AUGND S7002 LB3913 J0JCC0000103 TO MAIN P.C.B. FRONT_V_IN EVQ11A04M (TIMER SECTION) LB3914 J0JCC0000103...
DMR-EZ17P 13.2. Front (L) P.C.B. 13.3. DV Jack P.C.B. Front (L) P.C.B. DV Jack P.C.B. DMR-EZ17P DMR-EZ17P Front (L) P.C.B. DV Jack P.C.B. (VEP73142A) (VEP73145A)
DMR-EZ17P 14 Appendix for Schematic Diagram 14.1. Voltage and Waveform Chart Note) Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point, because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product itself.
DMR-EZ17P 14.3. Abbreviations INITIAL/LOGO ABBREVIATIONS IECOUT IEC958 FORMAT DATA OUTPUT IPFRAG INTERPOLATION FLAG INITIAL/LOGO ABBREVIATIONS IREF I (CURRENT) REFERENCE A0~UP ADDRESS ISEL INTERFACE MODE SELECT ACLK AUDIO CLOCK LDON LASER DIODE CONTROL AD0~UP ADDRESS BUS LASER POWER CONTROL ADATA AUDIO PES PACKET DATA...
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DMR-EZ17P INITIAL/LOGO ABBREVIATIONS TRACKING ERROR TIBAL BALANCE CONTROL BALANCE OUTPUT 1 BALANCE INPUT BALANCE INPUT BALANCE OUTPUT 2 TPSN OP AMP INPUT TPSO OP AMP OUTPUT TPSP OP AMP INVERTED INPUT TRCRS TRACK CROSS SIGNAL TRON TRACKING ON TRSON TRAVERSE SERVO ON...
DMR-EZ17P 15.2. Replacement Parts List Notes: Ref. No. Part No. Part Name & Remarks Description *Important safety notice: C1561 F2A1A1010072 10V 100U Components identified mark have special C1563 ECJ1VB1H103K 50V 0.01U characteristics important for safety. C3001 F1H1C104A071 16V 0.1U C3002 ECJ1VB1C333K 16V 0.033U...
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DMR-EZ17P Ref. No. Part No. Part Name & Remarks Ref. No. Part No. Part Name & Remarks Description Description C7308 ECJ1VB1C473K 16V 0.047U D7502 B0AACK000004 DIODE C7310 F2A0J470A824 6.3V 47P D7504 MAZ4100NMF DIODE C7311 ECJ1VB1H103K 50V 0.01U D7506 B0HAMP000067 DIODE...
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DMR-EZ17P Ref. No. Part No. Part Name & Remarks Ref. No. Part No. Part Name & Remarks Description Description LB7404 ERJ3GEY0R00V 1/10W 0 R3011 ERJ3GEYJ103V 1/10W 10K LB7405 ERJ3GEY0R00V 1/10W 0 R3901 ERJ3GEYJ750V 1/10W 75 LB7408 ERJ3GEY0R00V 1/10W 0 R3902...
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DMR-EZ17P Ref. No. Part No. Part Name & Remarks Ref. No. Part No. Part Name & Remarks Description Description R7523 ERJ3GEYJ101V 1/10W 100 W508 ERJ6GEY0R00V 1/8W 0 R7524 ERJ3GEYJ101V 1/10W 100 W509 ERJ6GEY0R00V 1/8W 0 R7525 ERJ3GEYJ101V 1/10W 100 W510...
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DMR-EZ17P Ref. No. Part No. Part Name & Remarks Ref. No. Part No. Part Name & Remarks Description Description LB3914 J0JCC0000103 COIL K2KA6BA00003 AV CORD LB3915 J0JCC0000103 COIL K2KZ2BA00001 RF COAXIAL CABLE LB4911 J0JCC0000103 COIL RPQCF0006-2 ACCESSORY BOX LB4912 J0JCC0000103...