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Yamaha DVD-C900 Service Manual
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Yamaha DVD-C900 Service Manual

Yamaha DVD-C900 Service Manual

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TITLE
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DVD-C900
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This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
PROG
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are
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already known and understood by the users, and have therefore not been restated.
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WARNING:
Failure to follow appropriate service and safety procedures when servicing this product may result in
TITLE/INDEX
personal injury, destruction of expensive components, and failure of the product to perform as specified.
AUDIO
For these reasons, we advise all YAMAHA product owners that any service required should be performed
SUBTITLE
by an authorized YAMAHA Retailer or the appointed service representative.
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IMPORTANT:
The presentation or sale of this manual to any individual or firm does not constitute authorization,
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certification or recognition of any applicable technical capabilities, or establish a principle-agent
relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering,
and service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore,
inevitable and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to
exist, please contact the distributor's Service Division.
WARNING:
Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this
buss).
IMPORTANT:
Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to
the unit.
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SERVICE MANUAL
SERVICE MANUAL
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  • Page 1 S/F REPEAT A-B RANDOM PROG It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already known and understood by the users, and have therefore not been restated. WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in...

  • Page 2: Table Of Contents

    DVD-C900 3 7 63 1515 0 CONTENTS TO SERVICE PERSONNEL ......... 1 TEST MODE ............15~26 PREVENTION OF ELECTRO STATIC DISCHRGE (ESD) TO TROUBLESHOOTIG ..........27~30 ELECTRO STATICALLY SENSITIVE (ES) DEVICES ....... 2 IC DATA ..............31~46 SPECIFICATIONS ............3 IC BLOCKS ............

  • Page 3: Prevention Of Electro Static Dischrge (Esd) To Electro Statically Sensitive (Es) Devices

    DVD-C900 3 7 63 1515 0 WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm.

  • Page 4: Specifications

    DVD-C900 3 7 63 1515 0 SPECIFICATIONS AUDIO SECTION GENERAL Frequency Response Power Requirements DVD (48kHz Sampling) 2 Hz to 22 KHz U model 120V, 60Hz DVD (96kHz Sampling) 2 Hz to 44 KHz T model 220V, 50Hz CD, Video CD...

  • Page 5: Rear Panels

    DVD-C900 3 7 63 1515 0 REAR PANELS U model R model L 13942296513 T model u163 http://www.xiaoyu163.com...

  • Page 6: Precaution Laser Diode

    DVD-C900 3 7 63 1515 0 PRECAUTION LASER DIODE HANDLING PRECAUTIONS FOR TRAVERS DECK L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 7: Internal View

    DVD-C900 3 7 63 1515 0 INTERNAL VIEW q SWITCHING POWER SUPPLY w CM-200 UNIT e CLAMPER ASS’Y r P.C.B. OPERATION (2) t P.C.B. OPERATION (1) y TRAY ASS’Y u P.C.B. MAIN L 13942296513 DIMENSION u163 435 (17–1/8") 473 (18–5/8") Unit : mm (inch) http://www.xiaoyu163.com...
  • Page 8 DVD-C900 3 7 63 1515 0 REMOTE CONTROL TRANSMITTER SCHEMATIC DIAGRAM KI/O6 KI/O5 KI/O7 KI/O4 IED1 KI/O3 S1/LED KI/O2 KI/O1 KI/O0 X–OUT X–IN RESET 2.2Ω 47µF 3.64MHz L 13942296513 CUSTOM DATA OPEN/ FUNCTION DISC SKIP DISC MODE TIME CLOSE...
  • Page 9 3 7 63 1515 0 DVD-C900 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 10 DVD-C900 3 7 63 1515 0 ADJUSTMENT Tilt Adjustment of Disc Motor Caution: 1. Optical adjustment inside the laser pick-up is not After replacing parts in the Traverse Unit, it is necessary possible. to adjust the Tilt Adjustment of Disc Motor from bottom 2.

  • Page 11: Www Ao

    DVD-C900 3 7 63 1515 0 Test Disc Type Test disc Part No. DVD disc DVDT-S01 TX946080 VIDEO-CD/CD-DA disc PVCD-K06 TX946090 Measurement Point Adjustment Point Mode Test Disc Measuring Equipment Adjustment Value JIT OUT Tangential ADJ. screw Play DVDT-S01...

  • Page 12: Http://Www.xiaoyu163.Com

    DVD-C900 3 7 63 1515 0 JIT OUT L 13942296513 1 5 6 1 0 5 1 0 4 1 5 7 2 0 8 u163 http://www.xiaoyu163.com...

  • Page 13: Angle

    DVD-C900 3 7 63 1515 0 TEST MODE This built-in test mode is to facilitate inspection, measurement and locating any faulty point. 1. How to start the Test mode Before operation Use the key operation When the product mode at stop Press the ANGLE key on the remote control unit while pressing the STOP key on the panel.
  • Page 14 DVD-C900 3 7 63 1515 0 Test mode POWER OFF on panel STOP on panel & ANGLE on remote Power OFF state control unit POWER ON on panel Product mode POWER OFF on panel 4. Sub mode • There are 2 sub modes for the Test mode.

  • Page 15: Stop

    DVD-C900 3 7 63 1515 0 5 Details of sub mode [1] Sub mode [1] : Individual operation check • functions included in the player are checked individually. • The sub mode [1] is set immediately after starting the Test mode.
  • Page 16 DVD-C900 3 7 63 1515 0 OSD (On Screen Display) • A list of key operations used when checking individual operation appears on the screen. • Page 1 appears immediately after the mode is shifted to sub mode [1]. There are 5 pages in all.
  • Page 17 DVD-C900 3 7 63 1515 0 1) Basic control • Basic operation used in the Test mode Item Key operation Description Stop operation STOP on panel or STOP on remote control unit Test operation being executed currently is stopped.
  • Page 18 DVD-C900 3 7 63 1515 0 4) Tracking control • Operation to control the tracking servo Item Key operation Description Tracking servo OFF MULTI SPEED on remote control unit The tracking servo is turned OFF. Note : In order to turn ON the tracking servo, press the PLAY/PAUSSE key on the panel or the PLAY key on the remote control unit.
  • Page 19 DVD-C900 3 7 63 1515 0 9) Panel display • Operation to check panel display • Two types of the panel display, FL and LED, are both tested at the same time. Item Condition before operation Key operation Condition after operation...
  • Page 20 DVD-C900 3 7 63 1515 0 10) Track kick control • This mode is used to check the track kick operation. Item Key operation Description 1 track kick continued in - direction 1 on remote control unit Kicking is continued for 1 track in the - direction.
  • Page 21 DVD-C900 3 7 63 1515 0 12) FE operation mode setting • This mode is used to set the FE operation mode Item Key operation Description DVD operation mode setting REPEAT S/F on remote control unit FE is set for the DVD playback enable mode.
  • Page 22 DVD-C900 3 7 63 1515 0 Event log display • The event log screen shows 5 event logs for each page. There are up to 50 pages. Log type Basic log information Accumulated energized time (*1) Log task No.
  • Page 23 DVD-C900 3 7 63 1515 0 Clearing log • The data of each log (event, error or timer) can be cleared individually. • In case of the timer log, the data is cleared by items. • Before executing the clear command, a message to confirm execution of the clear function appears.
  • Page 24 DVD-C900 3 7 63 1515 0 To clear timer log a. Using SKIP/SEARCH +/-, have the timer log screen displayed. b. Press the CANCEL key on the remote control unit. Then timer log items appear on the screen for selection.

  • Page 25: Troubleshooting

    DVD-C900 3 7 63 1515 0 TROUBLESHOOTING When confirming the Task ID=05 log data, use the log data with only the basic log recorded. Do not use the log data with an extended log. Basic log information Log task No.
  • Page 26 DVD-C900 3 7 63 1515 0 Focus ON failure JIT OUT Task ID = 05 Error log= XX2A Error log= XX59 XX is FE or other than FF. Is disc dirty Check with another disc. and scratched? ADSC(IC7) or Does objective lens drive IC(IC1) is faulty.
  • Page 27 DVD-C900 3 7 63 1515 0 Tray OPEN/CLOSE malfunction TOC reading time exceeded Task ID = 05 Error log= XX95 Error log= XX96 Task ID = 05 Error log= XX97 Error log= XX98 XX is FE or other than FF.
  • Page 28 DVD-C900 3 7 63 1515 0 Clamp UP/DOWN malfunction Disc recognized as unloaded Task ID = 05 Image and sound not reproduced smoothly Error log= XX9A Error log= XX9B XX is FE or other than FF. No error log...
  • Page 29 DVD-C900 3 7 6 3 1 5 1 5 0 BLOCK DIAGRAM 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 E-55/J-51 http://www.xiaoyu163.com...

  • Page 30: Disassembly Procedures

    DVD-C900 3 7 63 1515 0 DISASSEMBLY PROCEDURES (Remove parts in the order as numbered.) 1. Removal of Top Cover & Side Panels Top Cover a. Remove 8 screws ( q ) and also 3 screws ( w ) as shown in Fig.
  • Page 31 DVD-C900 3 7 63 1515 0 4. Removal of Clamp Ass’y a. Remove 2 screws ( y ) as shown in Fig. 4. 5. Removal of CM-200 Unit Be sure to make both your body and the work table grounded.

  • Page 32: Replacing The Main Parts Of The Traverse Unit

    DVD-C900 3 7 63 1515 0 REPLACING THE MAIN PARTS OF THE TRAVERSE UNIT 1. Replacing the Laser Pick-Up This section describes the replacement of the main a. Remove 2 screws and then remove the Laser Pick- parts in the Traverse Unit, including the Laser Pick- Up, the Disc Motor, the Traverse Motor Unit.

  • Page 33: Grease Application Diagram

    DVD-C900 3 7 63 1515 0 4. D i s c M o t o r A s s e m b l y / T e n t a t i v e T i l t Adjustment a.

  • Page 34: Ic Data

    DVD-C900 3 7 63 1515 0 IC DATA IC6 : AN8825NFHQ Front End Processor (FEP) Port Name Function LDONB LDONB CD laser “on” control signal input from ADSC(MN67702) LDONA LDONA DVD laser “on” control signal input from ADSC(MN67702) LPCOB...
  • Page 35 DVD-C900 3 7 63 1515 0 IC6 : AN8825NFHQ Front End Processor (FEP) Port Name Function Pulled up VCC4 VCC4 DSLFLT DSLFLT Data slice time constant terminal ITDL ITDL Current ripple removal filter terminal of PLL jitter free VCOIN...
  • Page 36 DVD-C900 3 7 63 1515 0 IC7 : MN67702VRZC Advanced Digital Servo Controller Port Name Function PWM1B PWM1B Digital GND TEST3 GIO12 Digital +5V TEST4 TEST5 TEST2 MINTEST TEST6 GIO13 GIO14 LDONA CD laser on/off control output to FEP(AN8825)
  • Page 37 DVD-C900 3 7 63 1515 0 IC7 : MN67702VRZC Advanced Digital Servo Controller Port Name Function Digital GND AVSS1 AVSS1 Analog GND Lower reference voltage input from FEP(AN8825). (1.2V ± 0.1V) VREFLA VREFL Middle reference voltage input from FEP(AN8825). (2.2V ± 0.1V)
  • Page 38 DVD-C900 3 7 63 1515 0 IC15 : MN103005AN2G Optical Disc Controller (ODC) Port Name Function HDD8 STDO MPEG stream data output to PANTERA-DVD HDD7 Pulled up 5VDD 5VDD /RESET /RESET MASTER STENABLE Stream data enable input from PANTERA-DVD...
  • Page 39 DVD-C900 3 7 63 1515 0 IC15 : MN103005AN2G Optical Disc Controller (ODC) Port Name Function MONI3 MONI3 SDATA SDATA Pulled up SCLOCK SCLOCK Pulled up +3.3V TEHLD TEHLD DTRD DTRD IDGT IDGT RDCKP RDCKP PLL locked clock from FEP(AN8825)
  • Page 40 DVD-C900 3 7 63 1515 0 IC15 : MN103005AN2G Optical Disc Controller (ODC) Port Name Function /CS ODC Chip select input from CPU CPUWTL Write control input from CPU CPURD Read control input from CPU CPUDT7 Data bus to CPU...

  • Page 41: Vss Vss Gnd

    DVD-C900 3 7 63 1515 0 IC15 : MN103005AN2G Optical Disc Controller (ODC) Port Name Function HDD2 HDD2 Pulled up HDD12 STD4 MPEG stream data output to PANTERA-DVD HDD3 HDD3 Pulled up HDD11 STD3 MPEG stream data output to PANTERA-DVD...

  • Page 42: Ic44 : Hd6417014F28 Front End Control Cpu

    DVD-C900 3 7 63 1515 0 IC44 : HD6417014F28 Front End Control CPU Port Name Function /CPURD Control signal output for reading /WDTOVF /WDTOVF Watched timer overflow output /WRH /CPUWT Control signal output for upper byte writing /WRL /CPUWTL...
  • Page 43 DVD-C900 3 7 63 1515 0 IC44 : HD6417014F28 Front End Control CPU Port Name Function PE0/TIOC0A//DREQ0 CL UP Clamp up control output PE1/TIOC0B//DACK0 CL DOWN Clamp down control output PE2/TIOC0C//DREQ1 CLOSE Tray close control output PE3/TIOC0D//DACK1 OPEN Tray open control output...

  • Page 44: Vss

    DVD-C900 3 7 63 1515 0 IC305 : NDV8401 PANTERA-DVD Port Name Function SDRAM data bus SDRAM data bus SDRAM data bus SDRAM data bus SDRAM data bus MD10 MD10 SDRAM data bus MD11 MD11 SDRAM data bus MD12...

  • Page 45: Vss Vss

    DVD-C900 3 7 63 1515 0 IC305 : NDV8401 PANTERA-DVD Port Name Function MD27 MD27 SDRAM data bus MD28 MD28 SDRAM data bus VSSDAC VSSDAC MD29 MD29 SDRAM data bus MD30 MD30 SDRAM data bus MD31 MD31 SDRAM data bus...
  • Page 46 DVD-C900 3 7 63 1515 0 IC305 : NDV8401 PANTERA-DVD Port Name Function +3.3V µP multiplexed address/data bus AD31 PAD31 µP multiplexed address/data bus AD30 PAD30 µP multiplexed address/data bus AD29 PAD29 µP multiplexed address/data bus AD28 PAD28 µP multiplexed address/data bus...
  • Page 47 DVD-C900 3 7 63 1515 0 IC305 : NDV8401 PANTERA-DVD Port Name Function Read PCS0 PCS0 Chip select output for FLASH PCS1 PCS1 +3.3V PCS2 /CS-LED Strobe signal output for NJU3711 PCS3 PCS3 PCS4 CS-595 Latch signal output to 74HC595...
  • Page 48 DVD-C900 3 7 63 1515 0 IC320 : TC9223F Synthesizer PLL for Communication Port Name Function 512fs clock input from TC7W157FU Select signal output to TC7W157FU H : 48kHz L : 44.1kHz TEST TEST 64fs clock input from PANTERA-DVD...
  • Page 49 DVD-C900 3 7 63 1515 0 IC781 : CXP2201AS Display Control Driver Pin No. Pin Name Function Ceramic connecting terminal for system clock oscillation. When using an external clock, data is input to EXT and XT is left open.

  • Page 50: Ic Blocks

    DVD-C900 3 7 63 1515 0 IC BLOCKS IC1 : AN8813NSB IC2 : BA6849FP-E2 4-ch Power Op-Amp System Driver Motor Driver N.C. DRIVER CURRENT N.C. SENSE AMP GAIN + – CONTROL 1/2 PVCC 1/2 PVCC N.C. N.C. TORQUE SVCC...
  • Page 51 DVD-C900 3 7 63 1515 0 IC7 : MN67702VRZC Advanced Digital Servo Controller PWM1B CKGEN PLL 4X AD10 TEST3 AD12 GIO12 TEST4 ANALOG TEST5 CONTROL TEST2 MINTEST TEST6 VREF GIO00 GIO13 VREFLD GENERAL- GIO14 VREFHD PURPOSE TKCRS1 GIO15 AD12...
  • Page 52 DVD-C900 3 7 63 1515 0 IC21 : GLT440L16-50TC 256K x 16 Bit Dynamic RAM I/O1 I/O16 RAS CLOCK WE CLOCK I/O2 I/O15 GENERATOR GENERATOR I/O3 I/O14 I/O4 I/O13 LCAS OE CLOCK CAS CLOCK GENERATOR GENERATOR I/O5 I/O12 UCAS...
  • Page 53 DVD-C900 3 7 63 1515 0 IC51 : MBM29F400BC-70PF 4M Bit Flash Memory DQ0~DQ15 RY/BY RY/BY BUFFER ERASE CIRCUIT I/O BUFFER N.C. RESET RY/BY BYTE RESET CONTROL CIRCUIT (COMMAND REGISTER) WRITE CIRCUIT CHIP ENABLE DATA LATCH OUTPUT ENABLE CIRCUIT...
  • Page 54 DVD-C900 3 7 63 1515 0 IC303, 306 : GM72V161621CT -10K 524,288 Words x 16 Bit x 2 Bank Dynamic RAM A0-A11 A0-A7 A0-A11 DQ15 DQ14 VSSQ VSSQ COLUMN ADDRESS COLUMN ADDRESS ROW ADDRESS REFRESH COUNTER BUFFER COUNTER COUNTER...

  • Page 55: Pin Connection Diagram

    DVD-C900 3 7 63 1515 0 IC781 : CXP2201AS IC782 : NJU3711 Display Control Driver 8-Bit Serial-Parallel Converter EXTAL XTAL SERIAL INTERFACE / SYSTEM CONTROL PORT EXTAL DATA XTAL SHIFT DISPLAY DATA / LATCH KEY SCAN DATA RAM REGISTER...

  • Page 56: Display Data

    DVD-C900 3 7 63 1515 0 DISPLAY DATA V781 : 12-ST-14GK (V2215300) PATTERN AREA PIN CONNECTION Pin No. Connection F1 NP P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 NC NC NC NC NC NC 12G 11G 10G 9G 8G 7G 6G 5G 4G 3G Pin No.

  • Page 57: Schematic Diagram

    DVD-C900 3 7 63 1515 0 REMOTE CONTROL TRANSMITTER SCHEMATIC DIAGRAM KI/O6 KI/O5 KI/O7 KI/O4 IED1 KI/O3 S1/LED KI/O2 KI/O1 KI/O0 X–OUT X–IN RESET 2.2Ω 47µF 3.64MHz L 13942296513 CUSTOM DATA OPEN/ FUNCTION DISC SKIP DISC MODE TIME CLOSE...
  • Page 58 3 7 63 1515 0 DVD-C900 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 59: Printed Circuit Board

    DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) Point q (Pin7 of IC29) (Lead Type Device) P.C.B. MAIN (Surface Mount Device) P.C.B. MAIN V : 2V/div H : 50 nsec/div DC range...
  • Page 60 DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) J, R, T only P. C. B. OPERATION ( 1 ) (Lead Type Device) FROM : MAIN FROM : MAIN FROM : MAIN COAXIAL OPTICAL GND±A...
  • Page 61 DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) J, R, T only P. C. B. OPERATION ( 1 ) (Lead Type Device) FROM : MAIN FROM : MAIN FROM : MAIN COAXIAL OPTICAL GND±A...
  • Page 62 DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) U only U only P. C. B. OPERATION ( 1 ) (Lead Type Device) P. C. B. OPERATION ( 6 ) (Lead Type Device)
  • Page 63 DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) P. C. B. OPERATION ( 2 ) (Lead Type Device) P. C. B. OPERATION ( 2 ) (Surface Mount Device) FROM : OPERATION (1)
  • Page 64 DVD-C900 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD (Foil side) P. C. B. OPERATION ( 5 ) P. C. B. CM ( 1 ) P. C. B. CM ( 2 ) P. C. B. OPERATION ( 4 )
  • Page 65 DVD-C900 3 7 6 3 1 5 1 5 0 SWTCHING POWER SUPPLY (DL893W : V2687300) P. C. B. SWITCHING POWER SUPPLY FROM : POWER CORD AC SW (RETURN) J W 1 11.9 AC SW (SEND) 11.9 10.9 J W 2...
  • Page 66 DVD-C900 3 7 6 3 1 5 1 5 0 SWTCHING POWER SUPPLY (DL893W : V2687300) P. C. B. SWITCHING POWER SUPPLY FROM : POWER CORD AC SW (RETURN) J W 1 11.9 AC SW (SEND) 11.9 10.9 J W 2...
  • Page 67 DVD-C900 SCHEMATIC DIAGRAM Caution : Be sure to use an oscilloscope when measuring the voltage at Q1 and pins 5, 6, 91 through 98 of IC6. 4M EDO DRAM If a tester or the like is used for measurement, the laser pick-up is easily damaged by the power source within the tester.
  • Page 68 DVD-C900 IC301, 302 : TC74HCT373AF-T1 IC317 : TC74VHC08AF IC318 : TC7W32F IC319 : TC7W14F IC321 : NJM2115V-TE IC322, 323 : TC7WU04 IC324 : TC7WH157FU SCHEMATIC DIAGRAM Point r (Pin7 of IC322) Point t (Pin7 of IC323) Octal 3-State D-Latches...
  • Page 69 DVD-C900 IC601 : TC74HC595AF SCHEMATIC DIAGRAM 8-Bit Shift Registers with Output Latches SCLR QH’ MUTE CONTROLLER IC802 : BA6286 IC801 : LA6510 Motor Driver Dual Power Operational Amp LPF AMP SCLR FUNCTION MUTE CIRCUIT QA thru QH = Tri-State Shift Register cleared QH’...

  • Page 70: Parts List

    DVD-C900 WARNING PARTS LIST Components having special characteristics are marked Z and must be 3 7 63 1515 0 replaced with parts having specifications equal to those originally installed. ELECTRICAL PARTS Carbon resistors (1/6W or 1/4W) are not included in the ELECTRICAL PARTS List.
  • Page 71 DVD-C900 3 7 63 1515 0 P.C.B. MAIN Schm Schm Ref. PART NO. Description Ref. PART NO. Description US063220 C.CE.M.CHP 2200pF V247870R P.C.B. MAIN(R) V247870T P.C.B. MAIN(T) US135100 C.CE.CHP 0.1uF V2478800 P.C.B. MAIN(U) UF017470 C.EL.CHP 47uF 6.3V UF018100 C.EL.CHP 100uF 6.3V...
  • Page 72 DVD-C900 3 7 63 1515 0 P.C.B. MAIN Schm Schm Ref. PART NO. Description Ref. PART NO. Description C201 US135100 C.CE.CHP 0.1uF US135100 C.CE.CHP 0.1uF US062100 C.CE.M.CHP 100pF C204 US135100 C.CE.CHP 0.1uF US061150 C.CE.CHP 15pF C205 US135100 C.CE.CHP 0.1uF C206 US135100 C.CE.CHP...
  • Page 73 DVD-C900 3 7 63 1515 0 P.C.B. MAIN Schm Schm Ref. PART NO. Description Ref. PART NO. Description * C409 VZ243200 C.CE.CHP C346 UF037100 C.EL.CHP 10uF C347 UF037100 C.EL.CHP 10uF C410 US061220 C.CE.M.CHP 22pF * C348 VZ243200 C.CE.CHP VT332900 DIODE 1SS355 VV524100 LED.CHP(r)
  • Page 74 DVD-C900 3 7 63 1515 0 P.C.B. MAIN Schm Schm Ref. PART NO. Description Ref. PART NO. Description L310 V3232700 COIL.CHP BLM31P121SGPT IC324 XV865A00 IC TC7WH157FU * L1 VY656400 COIL.CHP 120uH L311 V3232700 COIL.CHP BLM31P121SGPT * L2 VY656400 COIL.CHP...
  • Page 75 DVD-C900 3 7 63 1515 0 P.C.B. OPERATION Schm Schm Ref. PART NO. Description Ref. PART NO. Description C642 Vi715500 C.MYLAR 1000pF 50V(RT) V2479000 P.C.B. OPERATION(U) V2479100 P.C.B. OPERATION(R) C643 Vi715100 C.MYLAR 470pF 50V(RT) V2479200 P.C.B. OPERATION(T) C644 VQ645600 C.MYLAR...
  • Page 76 DVD-C900 3 7 63 1515 0 P.C.B. OPERATION Schm Schm Ref. PART NO. Description Ref. PART NO. Description * PJ774 V2612700 JACK.PIN D602 VE277600 DI0D.ARRAY IMN10-T108(RT) D603 VE277600 DI0D.ARRAY IMN10-T108(RT) Q601 VZ725900 TR 2SD1938F S,T(RT) D604 VE277600 DI0D.ARRAY IMN10-T108(RT)
  • Page 77 DVD-C900 3 7 63 1515 0 P.C.B. OPERATION & CM Schm Schm Ref. PART NO. Description Ref. PART NO. Description SW783 VG392900 SW.TACT SKHVAA R638 Vi193300 R.MTL.CHP 220Ω 1/10W(RT) R639 Vi193300 R.MTL.CHP 220Ω 1/10W(RT) SW784 VG392900 SW.TACT SKHVAA R640 Vi199000 R.MTL.CHP...
  • Page 78 DVD-C900 3 7 63 1515 0 CHIP RESISTOR Schm Schm Ref. PART NO. Description Ref. PART NO. Description RD250000 R.CAR.CHP 0Ω 1/10W RD253220 R.CAR.CHP 2.2Ω 1/10W RD254220 R.CAR.CHP 22Ω 1/10W RD254330 R.CAR.CHP 33Ω 1/10W RD254750 R.CAR.CHP 75Ω 1/10W RD255100 R.CAR.CHP 100Ω...
  • Page 79 DVD-C900 3 7 63 1515 0 EXPLODED VIEW Black model 2-10 4-10 4-10 200-1 U model 5-10 L 13942296513 CM-200 unit 9 (6) 5-10 5-9-3 5-10 5-9-1 5-9-2 U only U only 5-9-3 9 (7) 3-20 U only 3-20...

  • Page 80: Switching Power Supply

    DVD-C900 3 7 6 3 1 5 1 5 0 MECHANICAL PARTS Ref. Ref. PART NO. Description Remarks Markets PART NO. Description Remarks Markets * 2-1 VZ762300 HOLDER, CLAMPER/D * 33 V2488800 TOP COVER * 2-2 VZ762400 CLAMPER VN806000 GROUND PLATE...
  • Page 81 DVD-C900 3 7 6 3 1 5 1 5 0 EXPLODED VIEW (CM-200 UNIT) MECHANICAL PARTS (CM-200 UNIT) Ref. PART NO. Description Remarks Markets V2479300 P.C.B. ASS’Y VM444200 MOTOR RF-500TB-14415 CB069250 BINDING TIE BK-1 V2688400 CONNECTOR ASS’Y 3P 160mm V2688300 CONNECTOR ASS’Y...
  • Page 82 DVD-C900 3 7 6 3 1 5 1 5 0 EXPLODED VIEW (TRAVERSE UNIT) MECHANICAL PARTS (TRAVERSE UNIT) Ref. PART NO. Description Remarks Markets * 71 MX605090 FLEXIBLE CABLE VWJ1116 * 72 NX701940 P.C.B. ASS'Y MECHANISM IF VEP90367A * 73...

  • Page 83: Switching Power Supply

    DVD-C900 3 7 6 3 1 5 1 5 0 SWTCHING POWER SUPPLY (DL893W : V2687300) P. C. B. SWITCHING POWER SUPPLY FROM : POWER CORD AC SW (RETURN) J W 1 11.9 AC SW (SEND) 11.9 10.9 J W 2...
  • Page 84 DVD-C900 3 7 63 1515 0 ELECTRICAL PARTS (DL893W : V2687300) Schm Schm Ref. PART NO. Description Remarks Ref. PART NO. Description Remarks V2687300 PWR.SUPPLY DL893W AAX07920 C.EL 220uF 33062672 AAX08230 FUSE 3.15A 250V 23642453 AAX08000 C.EL 220uF 33437218...
  • Page 85 DVD-C900 3 7 63 1515 0 Parts List for Carbon Resistors 1/6W Type Part No. Value 1/4W Type Part No. Value 1/4W Type Part No. 1/6W Type Part No. 1.0 Ω 3100 3100 7100 10 kΩ 7100 HJ35 HF85...

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