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JVC SR-HD1250US Service Manual

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SERVICE MANUAL
BLU-RAY DISC & HDD RECORDER
1 S ERVICE MANUAL
YD125
2010
SR-HD1250US, SR-HD1500US,
SR-HD1500KR, SR-HD1250EU,
SR-HD1500EU, SR-HD1500ER,
SR-HD1500AG, SR-HD1500AC
COPYRIGHT © 2010 Victor Company of Japan, Limited
1
PRECAUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.1
SAFETY PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2
SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.1
Removing the top cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.2
Removing the front panel assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.3
Removing the HDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.4
Removing the BD drive unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.5
Removing the REG/SD board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.6
Removing the BE-DIGITAL board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7
Removing the D-SUB/BNC board and TERMINAL board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.8
Removing the DISPLAY board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.1
DISPLAYING TEST MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.2
UPDATING MAIN UNIT FIRMWARE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.3
UPDATING SYSCON FIRMWARE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.4
UPDATING DRIVE FIRMWARE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.5
INITIALIZING TO FACTORY SETTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.6
REPLACING HDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.7
Exchanging the fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.8
Taking out a disc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.9
DISPLAYING MAINTENANCE MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
STANDBY/ON

TABLE OF CONTENTS

COPYRIGHT © 2010 Victor Company of Japan, Limited
OPEN/
CLOSE
RESET
STOP
REV
PLAY
FWD
PAUSE
REC
H
D
D
REC
BD
R
E
C
SD
REC
INPUT
MIDIA SELECT
ONE TOUCH
MODE
SELECT
HDD
BD/SD
DUBBING
HDV/DV IN
1-3
1-3
1-5
1-5
1-5
1-5
1-5
1-5
1-6
1-6
1-6
1-6
1-7
1-7
1-7
1-7
1-8
1-8
1-9
1-10
1-11
1-11
1-12
No.YD125
2010/1

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  Summary of Contents for JVC SR-HD1250US

  • Page 1: Table Of Contents

    SERVICE MANUAL BLU-RAY DISC & HDD RECORDER YD125<Rev.001> 2010 1 S ERVICE MANUAL SR-HD1250US, SR-HD1500US, SR-HD1500KR, SR-HD1250EU, SR-HD1500EU, SR-HD1500ER, SR-HD1500AG, SR-HD1500AC OPEN/ CLOSE INPUT MIDIA SELECT ONE TOUCH STANDBY/ON RESET MODE SELECT BD/SD DUBBING STOP PLAY PAUSE HDV/DV IN COPYRIGHT © 2010 Victor Company of Japan, Limited TABLE OF CONTENTS PRECAUTION .
  • Page 2 SPECIFICATION SR-HD1250US SR-HD1500US SR-HD1500KR SR-HD1250EU SR-HD1500EU SR-HD1500ER SR-HD1500AG SR-HD1500AC GENERAL Power requirement AC 120 V~, 60 Hz AC 220-240V~, AC 220-240V~, 50Hz/60Hz 60Hz Power consumption Power on: 34 W Power on: 34 W Power on: 34 W Power off: 3.0 W Standby: 0.5 W...
  • Page 3: Precaution

    SECTION 1 PRECAUTION SAFETY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- cathode ray tubes and other parts with only the specified spected to conform with the recognized product safety and elec- parts. Under no circumstances attempt to modify these cir- trical codes of the countries in which they are to be cuits.Unauthorized modification can increase the high volt-...
  • Page 4 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage (4) Leakage current test or deterioration. Observe that screws, parts and wires have been Confirm specified or lower leakage current between earth returned to original positions, Afterwards, perform the following ground/power cord plug prongs and externally exposed ac- tests and confirm the specified values in order to verify compli- cessible parts (RF terminals, antenna terminals, video and...
  • Page 5: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. SECTION 3 DISASSEMBLY Before disassembly, be sure to turn OFF the power and unplug Removing the HDD (See Figure 4) the power cord. • Remove the top cover. Removing the top cover (See Figure 1) (1) Pull out the SATA cable and the HDD power cable con- (1) Remove the four screws A attaching the top cover from...
  • Page 6: Removing The Reg/Sd Board

    Removing the REG/SD board (See Figure 6) Removing the D-SUB/BNC board and TERMINAL board • Remove the top cover, front panel assembly and HDD. (See Figure 9 and Figure 10) (1) Pull out the each wire from the connectors CN5306, •...
  • Page 7: Adjustment

    SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT. SECTION 5 TROUBLE SHOOTING DISPLAYING TEST MODE TEST MODE contains the firmware version information of the main unit and the drive unit. (1) While pressing the [PLAY] button and the [STOP] button, plug in the power cord. (2) “TEST”...
  • Page 8: Updating Syscon Firmware

    (2) When disc reading is completed, the following displays are repeated in the display window on the main unit. “APPLI FIRM” → “START [PLAY]” → “CANCEL [FF]”. Press the [PLAY] button on the main unit to start update. When update starts, the followings are displayed in the display window on the main unit. “L 10”...
  • Page 9: Initializing To Factory Setting

    5.4.2 Update Procedures (1) Place an update disc on the tray and close the tray. During disc reading, a warning “THERE IS NO PLAYABLE MEDIA INSERTED” is displayed once or twice. Ignore the warning. CONFIRM THERE IS NO PLAYABLE MEDIA INSERTED (2) When disc reading is completed, the following displays are repeated in the display window on the main unit.
  • Page 10: Replacing Hdd

    REPLACING HDD After HDD replacement, initialize the HDD following the procedure below. (Without HDD initialization, HDD recording is impossible.) (1) Turn on the power of the main unit. (2) Press the [MEDIA MANAGE] button on the supplied remote control to display the MEDIA MANAGE menu on the TV screen. MEDIA MANAGE BD/DVD FORMAT...
  • Page 11: Exchanging The Fitting

    (5) Once again, the confirmation to execute HDD FORMAT is displayed. Perform the same procedure as step (4). HDD FORMAT is executed. CONFIRM THE HDD WILL BE FORMATTED ALL RECORDED TITLES WILL BE ERASED DO YOU WANT TO FORMAT? FORMAT DO NOT FORMAT (6) When the HDD FORMAT is completed, the confirmation for the completion of HDD FORMAT is displayed on the TV screen.
  • Page 12: Displaying Maintenance Mode

    Drive Version : xxxx Farm Version : xxxx <<<Information>>> Vendor Name : JVC Model Name : SR-HDxxxx 1394 Serial Num : xxxxxxxxx b) To go back to the MAINTENANCE Top Menu, press the [Return] button on the remote control. To exit MAINTENANCE MODE, press the POWER button on the main unit.
  • Page 13 (3) Displaying Temperature Information Temperature Information records the temperatures around the drive unit measured in the past. While the power is on, the temperature is recorded every 20 minutes. The temperature is also recorded if it changes drastically. (Maximum recording: 2000 measurements) Recording date/time and the elapsed time after the last recording are also recorded.
  • Page 14 (5) Displaying HDD SMART Information HDD SMART Information displays the total HDD operating time and SMART information obtained when starting MAINTENANCE MODE. a) While the MAINTENANCE Top Menu is displayed, press the [4] button on the remote control to display HDD SMART In- formation on the TV screen.
  • Page 15 (6) REBOOT COUNT Information REBOOT COUNT Information displays date/time of reboot occurred due to any reason. a) While the MAINTENANCE Top Menu is displayed, press the [5] button on the remote control to display REBOOT COUNT Information on the TV screen. (Maximum recording: 100 occurrences) MAINTENANCE MODE >...
  • Page 16 Victor Company of Japan, Limited Business Solution Division (No.YD125<Rev.001>) Printed in Japan...
  • Page 17: Parts List

    * BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. * (x_) in a description column shows the number of the used part.
  • Page 18 Exploded view of general assembly and parts list Block No.M1MM REG/SD board assembly<01> OPT DIGI board assembly<08> D-SUB/BNC board assembly<09> WR12 Terminal board assembly<06> WR10 WR13 Brown OPE board assembly<07> Blue Green/Yellow WR11 Display board assembly<05> 3-2(No.YD125<Rev.001>)
  • Page 19 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local LS10265-005A FRONT PANEL ASSY 1250EU LS10265-002B FRONT PANEL ASSY 1250US LS10265-006A FRONT PANEL ASSY 1500AC LS10265-004A FRONT PANEL ASSY 1500AG,1500ER,1500EU LS10265-001B FRONT PANEL ASSY 1500KR,1500US  1A LS20429-001B DOOR(DVD) LS42002-001A...
  • Page 20: Electrical Parts List

    Electrical parts list REG/SD board  Symbol No. Part No. Part Name Description Local Block No. [0][1] C5312 NCB41AK-226X C CAPACITOR 22uF 10V K C5313 NCB41AK-226X C CAPACITOR 22uF 10V K  Symbol No. Part No. Part Name Description Local C5314 NCB31HK-102X C CAPACITOR...
  • Page 21  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R5334 NRSA63J-0R0X MG RESISTOR 0Ω 1/10W J K814 NQR0360-004X FERRITE BEADS R5335 NRSA63D-472X MG RESISTOR 4.7kΩ 1/16W D K816 NQR0360-004X FERRITE BEADS R5336 NRSA63J-471X MG RESISTOR...
  • Page 22  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R7442 NRSA63J-222X MG RESISTOR 2.2kΩ 1/16W J C1124 NEHM1CM-106X E CAPACITOR 10uF 16V M R7443 NRSA63J-272X MG RESISTOR 2.7kΩ 1/16W J C1127 NCB31HK-103X C CAPACITOR 0.01uF 50V K...
  • Page 23 OPT DIGI board Block No. [0][8]  Symbol No. Part No. Part Name Description Local LSA10110-01A3H OPT DIGI BOARD ASSY IC701 GP1FAV31TK0F OPT TRANSMITTER C701 NEHM0JM-226X E CAPACITOR 22uF 6.3V M C702 NCB31HK-104X C CAPACITOR 0.1uF 50V K R701 NRSA63J-4R7X MG RESISTOR 4.7Ω...
  • Page 24 Packing materials and accessories parts list Block No.M2MM ADHESIVE TAPE GENERAL ASSY<M1> 3-8(No.YD125<Rev.001>)
  • Page 25 Packing and accessories Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LS31283-002A PACKING CASE 1250EU,1500AC,1500AG,1500ER,1500EU,1500KR LS31283-001A PACKING CASE 1250US,1500US LS31284-001B CUSHION ASSY LS31458-001A POLY BAG ------------ BATTERY R6 TYPE(x2) QAM0498-001 A/V CABLE QAM0259-001 ADAPTOR PLUG  7 QMPP170-200-JC POWER CORD UK TYPE 2m BLACK...
  • Page 26 CHARTS AND DIAGRAMS NOTES OF SCHEMATIC DIAGRAM 4. Voltage measurement 1) Regulator (DC/DC CONV) circuits Safety precautions REC : Colour bar signal. The Components indentified by the symbol PB : Alignment tape (Colour bar). critical for safety. For continued safety, replace safety —...
  • Page 27: Wiring Diagram

    Wiring diagram AC 220V-240V 50Hz AC 120V 60Hz FAN MOTOR AC 100V 50/60Hz 0 9 D-SUB/BNC Only for CREATIVE models RS232C /VIDEO C N 5 0 0 1 Q G A 7 9 0 1 C 3 - 0 2 C N 5 3 0 3 Q G A 2 0 0 1 C 1 - 0 3 C N 5 0 0 1...
  • Page 28 Standard schematic diagrams REG/SD SCHEMATIC DIAGRAM <01> 1/2 DISPLAY CN7402 F5001 FL_VH AL5.6V FL3.3V CN5306 QMF51V2-2R0-S QGF1208C1-07 D5314 3.3V QGA7901C1-02 LF5001 FL3.3V SR24-X QQR1841-001 5.0V CN5001 FC5002 FC5001 T5001 B12V 27mH QQS0452-001 D5001 4 D3SBA60 2.3V With a HEAT SINK HS5201 QZW0197-002 -31V...
  • Page 29 REG/SD SCHEMATIC DIAGRAM <01> 2/2 J801 CN801 QNZ0851-001 QGA1217C2-05X FL801 NQR0506-002X USB CONNECTOR TO BE-DIGITAL CN2801 VBUS VBUS 1 D801 RClamp0502B CN813 D3.3V QGF1208C1-05 1.25mm pitch FFC LF801 NQR0568-005X TPA+ TPA- IEEE1394 TPB+ TPB- TXD 22 J812 QNZ0715-001 GND 20 D3.3V 1394_TPA1+ 1394_TPA1- 18...
  • Page 30 DISPLAY SCHEMATIC DIAGRAM <05> DI7401 QLF0200-001 R7417 -RESET PGND LGND IC7401 GP1UE281RKC1 V.OUT R7416 D7411 BZ7401 R7411 MA111-X QAN0023-001Z L7401 NQL79GM-100X OPEN C7404 C7403 R7403 R7402 47/6.3 C7402 C7401 100/6.3 C7406 C7405 R7404 10/50 CN7402 QGF1208F1-07 CN7401 QGF1045F2-21X FL3.3V SYS3.3V 1 C7409 DGND 2 47/6.3...
  • Page 31 TERMINAL SCHEMATIC DIAGRAM <06> C1111 22/16 R1127 R1133 Q1101 2SC2412K/QRS/-X C1113 C1115 R1131 1000p OPEN Q1102 C1114 C1116 CN201 QGB1231M1-23 R1132 1000p OPEN R1130 AUDIO_OUT_R C1112 2SC2412K/QRS/-X AGND 2 R1134 22/16 J1101 SW-9V AUDIO_OUT_L QNN0854-001 AGND 4 AOUT1_L AUDIO_R_IN AGND 6 C1117 AUDIO_L_IN R1137...
  • Page 32 D-SUB/BNC SCHEMATIC DIAGRAM <09> J401 D-SUB/BNC QNZ0560-002 R404/R405 R411/R412 FOR STRAIGHT CABLE FOR CROSS CABLE R412 OPEN R405 IC401 R404 MAX3221CAE-E-X CN401 R411 OPEN QGF1208F1-05 R403 GND 1 R1OUT R1IN D401 MA8120-X C405 D403 MA8120-X SYS3.3V 2 INVALID TO TERMINAL R401 RS232C_TX 3 T1IN...
  • Page 33 OPT DIGI SCHEMATIC DIAGRAM <08> D3.3V IC701 GP1FAV31TK0F R702 R701 C702 C701 22/6.3 DGND OPEN 3.5mm 3.5mm R717 NRZ0095-206X OPEN R716 3.5mm NRZ0095-206X OPEN C714 Q702 NCZ1024-103X 2SC5734K/QR/-X OPEN OPEN Q704 OPEN OPEN RNG2 RNG1 OPEN 2SA1812/Q/-W C707 OPEN VREG2 VREG C712 C711...
  • Page 34 Printed circuit boards REG/SD CIRCUIT BOARD <01> -- SIDE A -- K817 K818 K816 K813 K814 K812 K811 CN5305 CN5304 CN5302 CN5302 R812 R811 B5306 B5306 K5304 C5336 C5336 R5302 LSA10109 -01A1 CN5303 CN5303 R5336 C5335 C5335 R5303 C5311 R5328 R5328 R5348 -02A1...
  • Page 35 REG/SD CIRCUIT BOARD <01> -- SIDE B -- CN5305 CN5304 B5306 C5336 CN5303 CN5302 R5328 D5305 C5335 MARK R5001 IC5101 R5102 C5003 C5346 C5347 2 1 3 C5002 C5106 D5101 R5107 IC5307 C5349 R5106 T5001 C5360 D5104 C5348 B5307 D5102 R5109 LF5001 C5342...
  • Page 36 DISPLAY CIRCUIT BOARD <05> -- SIDE A -- D7427 D7427 D7424 D7424 D7426 D7426 D7423 D7423 C7403 D7425 D7425 HDD REC BD REC C7405 CN7402 CN7402 R7411 L7401 R7402 CN7401 S7433 S7433 R7431 C7431 R7416 R7404 EJECT C7401 R7441 C7441 R7451 C7451 IC7401...
  • Page 37 TERMINAL CIRCUIT BOARD <06> -- SIDE A -- -- SIDE B -- R314 R313 TP-16 TP-16 TP-16 R317 R318 TP-14 TP-14 TP-14 TP-12 TP-12 TP-5 TP-12 TP-5 TP-5 TP-1 TP-1 TP-1 Q301 R311 R312 LSA10109 -01A2 TLHDM TLSDM MARK R315 -02A2 R316 C322...
  • Page 38 OPE CIRCUIT BOARD <07> OPT DIGI CIRCUIT BOARD <08> -- SIDE A -- -- SIDE B -- -- SIDE A -- -- SIDE B -- LSA10110 -01A2 OPE PB ASS'Y CN7404 CN7404 J702 POWER C702 POWER IC701 LF701 S7431 S7431 VA703 VA703 J701...
  • Page 39 (No.YD125<Rev.001>) 2-14 2-14 (No.YD125<Rev.001>)