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JVC DR-MH20SUC Service Manual
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JVC DR-MH20SUC Service Manual

JVC DR-MH20SUC Service Manual

Dvd&hdd video recorder
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SERVICE MANUAL
DVD&HDD VIDEO RECORDER
2004
10
YD026
DR-MH20SUC, DR-MH20SUJ,
DR-MH30SUS, DR-MH30SUC
DR-MH30SUJ, DR-MH30STW
CABLE/DBS
TV
DVD
STANDBY ON
TV/
OPEN/
DVD
CLOSE
VIDEO
TV/CBL/DBS
HDD
DVD
TV VOLUME
CH
CANCEL
AUX
MEMO/MARK
LIVE
DUBBING
EDIT
PROGRAMME
TV MUTING
TOP MENU
NAVIGATION
ENTER
MENU
RETURN
PREVIOUS
NEXT
SLOW
PLAY/SELECT
SLOW
REC
STOP/
CLEAR
PAUSE
JUMP
REC MODE
DISPLAY
ON SCREEN
HELP
SAT
VPS/PDC
SET UP
PROGRESSIVE
AUDIO
SUBTITLE
ANGLE
SCAN
LIVE CHECK
Since the whole mechanism assembly unit is replaced, the DVD recorder
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
STANDBY/ON
DR-MH20SUC, DR-MH20SUJ [D4HR20]
DR-MH30SUS, DR-MH30SUC, DR-MH30SUJ, DR-MH30STW [D4HR25]

TABLE OF CONTENTS

COPYRIGHT © 2004 Victor Company of Japan, Limited
F1
S-VIDEO
VIDEO
L(MONO)-AUDIO-R
UC -------------------- Canada
UJ ------------ U.S.A. Militaly
TW -------------------- Taiwan
HDD
DVD
PULL - OPEN
DV
DV IN
No.YD026
2004/10

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Summary of Contents for JVC DR-MH20SUC

  • Page 1: Table Of Contents

    SCAN S-VIDEO VIDEO L(MONO)-AUDIO-R LIVE CHECK DR-MH20SUC, DR-MH20SUJ [D4HR20] DR-MH30SUS, DR-MH30SUC, DR-MH30SUJ, DR-MH30STW [D4HR25] Since the whole mechanism assembly unit is replaced, the DVD recorder mechanism of this unit need not be adjusted. TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION DR-MH20SUC,DR-MH30SUC,DR-MH30SUS DR-MH30STW DR-MH20SUJ,DR-MH30SUJ GENERAL Power requirement AC 120 V~, 60 Hz AC 110 V - 240 V~, 50 Hz/60 Hz Power consumption Power on : 35 W Power on : 37 W Power off : 16.2 W Power off : 19.3 W Temperature Operating : 5°C to 40°C(41°F to 104°F)

  • Page 3: Precaution

    SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across...
  • Page 4 Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.5.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as DVD players or recorder.
  • Page 5 Important for laser products Importance administering point on the safety B5001 Q5304 CN5001 R5320 W5302 W5308 L5201 Q5316 W5407 R5309 R5001 R5308 VA5001 L5202 R5307 R5329 C5005 D5302 D5311 W5403 C5203 CP5301 D5303 C5304 D5313 PC5101 D5202 D5312 C5001 D5104 R5105 D5201 D5204...
  • Page 6 Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam. procedures other than those specified here in may result in 3.CAUTION : There are no serviceable parts inside the hazardous radiation exposure.
  • Page 7 Hard Disk Drive (HDD) Handling Precautions The HDD is a precision device for use in reading and writing a large amount of data on or from a disk rotating at a high speed. If it is not handled carefully, either abnormal operation may result or it may not be possible to read data. The HDD is sensitive to the following items and special care is required in safeguarding against them when handling an HDD.

  • Page 8: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-8 (No.YD026)

  • Page 9: Disassembly

    SECTION 3 DISASSEMBLY There is a part different from the photograph according to the model and the destination though explains this disassembly method by using DR-MH30SE. Main body section 3.1.1 Remove the top cover (See figure 1) (1) Remove the four screws A attaching the top cover on both sides of the main body.
  • Page 10 3.1.2 Remove the front panel assembly and HDD (See figure 2, figure 3, figure 4, and figure 5) • Prior to performing the following procedure, remove the top CN4001 CN3002 Front panel assembly cover. • There is no need to remove the drive unit. (1) Remove the four screws C attaching the HDD.
  • Page 11 3.1.3 Remove the drive unit (See figure 6) Digital board • Prior to performing the following procedure, remove the top Drive unit Tape cover. • There is no need to remove the front panel assembly. (1) Disconnect the socket wire from connector CN5303 on the switching regulator board.
  • Page 12 3.1.5 Remove the switching regulator board (See figure 9) Spacer Spacer • Prior to performing the following procedure, remove the top Switching Spacer CN5303 CN5301 CN5307 regulator board cover. (1) Disconnect the card wire from connector CN5301 on the switching regulator board. (2) Disconnect the socket wire from connector CN5303, CN5305, CN5306, CN5307...

  • Page 13: Adjustment

    SECTION 4 ADJUSTMENT Timer clock adjustment (for only ver.UJ,TW) If an error comes to arise for a clock, the following procedure will adjust. Signal (A1) No signal Mode Equipment Frequency counter Measuring point (D1) IC3001 pin 61 (D2) IC3001 pin 17 (D3) C3026 + and - Adjustment part...

  • Page 14: Troubleshooting

    SECTION 5 TROUBLESHOOTING JIG Mode The following remote control units are required to set and cancel JIG mode. For setting : a remote control unit attached to product. For cancellation : JIG remote control unit (part number : PTU94023B) Remote control unit JIG remote control unit attached to product CABLE/DBS...
  • Page 15 5.1.1 Setting JIG mode To display SYSTEM INFO or to update firmware, the main body needs to be set to JIG mode. (1) Turn the main body ON. (2) Press the buttons of the remote control unit attached to product in the following order : "SET UP" → "2" → "8" → "ENTER" (3) When a colon ":"...
  • Page 16 Displaying SYSTEM INFO In the SYSTEM INFO there is information including Firmware Versions of the main body and the drive unit. (1) Set the main body to JIG mode. (2) Transmit "43-8B" to the main body by using JIG remote control unit. (3) SYSTEM INFO menu is displayed in the television screen.
  • Page 17 Updating the firmware of the main body • Firmware update disc supports CD-R media. • When firmware update is necessary, information is available from the homepage of DIGITAL VIDEO STORAGE CATEGORY, CS group. 5.3.1 Creating an update disc Please check the details of the update disc creation method by JS-NET. (1) Down load the update file from JS-NET.
  • Page 18 Updating the firmware of the drive unit • Firmware update disc supports only DVD-RAM media. • When firmware update is necessary, written discs are distributed by DIGITAL VIDEO STORAGE CATEGORY, CS group. (1) Turn the main body ON. (2) Load the update DVD-RAM disc on the tray and close the tray. (3) “READING”...
  • Page 19 Initialization to the factory shipment state When the initialization is operated, internal information changes as follows. It is essential to obtain the client’s permission before the operation. • All DVD library is all deleted. • All the DVD initial settings go back to the initial status. (1) Set to the JIG mode.
  • Page 20 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD026) Printed in Japan...

  • Page 21: Only Ver.us,Uc,Uj Only Ver.tw

    ANGLE SCAN S-VIDEO VIDEO L(MONO)-AUDIO-R LIVE CHECK DR-MH20SUC, DR-MH20SUJ [D4HR20] DR-MH30SUS, DR-MH30SUC, DR-MH30SUJ, DR-MH30STW [D4HR25] Since the whole mechanism assembly unit is replaced, the DVD recorder mechanism of this unit need not be adjusted. No.YD026SCH COPYRIGHT 2004 Victor Company of Japan, Limited...
  • Page 22 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 23 CIRCUIT BOARD NOTES 1. Foil and Component sides 1) Foil side (B side) : Parts on the foil side seen from foil face (pattern face) are indicated. 2) Component side (A side) : Parts on the component side seen from component face (parts face) indicated.
  • Page 24 Wiring diagram BB[AL5V] AUDIO_IN AUDIO_IN MOD_SDA CH_SW MOD_B[AL5V] MOD_B[SW5V] MOD_SCL CONV.CTL[H] VIDEO_IN VIDEO_IN RF_AGC [RF_AGC] MB[SW5V] MB[SW5V] LOCK[L] TU[30V] TU[30V] AUDIO_OUT AUDIO_OUT CN1901 CN6901 SIF_OUT VIDEO_OUT VIDEO_OUT NC[OPEN]...
  • Page 25 CN5102 CN3002 CN7101 CN1402 JLIP_RX JLIP_TX D3.3V p10596001a_rev0...
  • Page 26 Block diagrams DIGITAL 0 2 J4112 IEEE1394 TPA+ TPA- TPB+ TPB- IEEE1394 Controller Terminal PHY_RESET[L] IC1801 PHY_LREQ PHY_CLK PHY_CNA PHY_CTL[0],[1] PHY_DATA[0-7] PHY_LPS PHY_LINK_ON IEEE1394 Section (SHEET 2) RA1613 to DDR_DQ16 to 31 SDRAM_DQ16 to 31 RA1616 SDRAM_DQ0 to 15 DDR_DQ0 to 15 RA1609 to RA1612 DDR SDRAM...
  • Page 27 EE1394 CIN VYIN SYNCDET CROUT CBOUT YVOUT COUT rminal Video TO CN4101 controller SHEET 10 IC1001 AO_FSYNC AO_D[0] DAC_RST[L] AO_SCLK A_DAC_CS AO_MCLKO AP A0 to A9 DAC_CVBS_OUT DAC_SCL DAC_Y_OUT UDQM WE DAC_SY_OUT DAC_RST[L] 480I[H] CAS RAS DAC_SC_OUT DQ0 to DQ15 16M SDRAM IC1002 VI_D2 to 9 VIDEO_RST[L] VO_D1 to 15...
  • Page 28 MAIN 0 3 Audio signal control section (SHEET 8) A_MUTE2[H] Muting Q8207,Q8208 AUDIO_OUT1[L/R] AUDIO_OUT2[L/R] IC8202 A_MUTE1[H] AOUTL AOUTR DAC_SDA DAC_SCL A_DAC_CS DAC_RST[L] 2chD/A Converter AO_D[0] IC8201 AO_SCLK AO_FSYNC AO_MCLKO 24bit AI_D[0] A/D Converter IC8001 TU_AUDIO[L/R] J8401 AO_IEC958 Optical ACD_RST[L] digital OUT I2C_CLK2 I2C_DATA2 J8501...
  • Page 29 TO CN1001 TO CN1002 SHEET 5 SHEET 5 CN4101 CN4102 COUT AO_IEC958 K_BUS_CLK AO_D[0] DAC_SCL YVOUT A_MUTE2[H] K_BUS_REQ AO_SCLK DAC_SDA 480I[H] AI_D[0] K_BUS_IN/OUT AO_MCLKO A_DAC_CS CBOUT SYS_RESET[L] DAC_RST[L] AO_FSYNC CROUT P_CTL[H] SYNC_DET P.MUTE[H] J4105 COMPONENT VIDEO OUT PMUTEL IMUTEL J4102 S-Video OUT Video driver IC8001...
  • Page 30 SW.REG 0 1 -29V AL12V AL12V[-] AL5.8V DC3.9V[+/-] Q5301 5V REG AC-DC AC IN IC5305 D5001 TO CN5101 V3.3V SHEET 11 3.3V REG IC5303 Switching P.SAVE[L] Power regulator P.CTL[H] transformer IC5101 T5001 SW5V Q5310 SW12V Q5316 FAN_CTL HDD_P.SAVE[L] Q5304 TO FAN UNIT D3.3V 2.5V/1.8V D2.5V...
  • Page 31 SW/DISPLAY 2 8 KEY1,KEY2 FL Display driver IC7001 Operation switch 1G to 12G S7001 S1 to S16 FL Display STB S_DATA_FRSYS DI7001 S_DATA_TOSYS S_CLK TO CN3001 Remote controller RC-IN LIGHTING SHEET 11 IC7002 D7043 S12 to S15 BLUE_LED FL Display section (SHEET 13) OPERATE 2 7 Operation switch S12 to S15 KEY1,KEY2...
  • Page 32 Standard schematic diagrams Power supply section D5201 CP5301 10ERB20 1.5A /125 ERA18-02 C5201 /6.3 DANGEROUS VOLTAGE D5202 R5307 AU01Z 1/4W ERA18-02 1SR153-400 C5202 D5302 D5303 10ERB20 1SS133 MTZJ27C 1F4G 1SS270A RD27ES/B3/ F5001 T5001 CN5001 /250 QQS0268-001 C5102 LF5001 L5201 4700p 33µ...
  • Page 33 CN5301 B5501 DC3.9V[+] R5319 DC3.9V[-] Q5301 2SD2144S/UV/ -29V 2SC3576 AL12V[-] FAN_CTL AL12V R5307 P.CTL[H] 1/4W D5302 D5303 SW12V 1SS133 MTZJ27C R5308 R5309 TO CN5101 1SS270A RD27ES/B3/ Q5304 R5320 2SA1585S/QR/ SW5V 1/2W SHEET 11 R5321 SW5V R5323 2.2k AL5.8V R5322 P.SAVE[L] HDD_P.SAVE[L C5309 Q5305...
  • Page 34 IEEE1394 Section C1806 L180 /6.3 µ C1813 OPEN C1805 X1801 NAX0551-001X NAX0666-001X IC1801 TSB41AB2PAP D3.3V PHY_RESET[L] PHY_LREQ LREQ R1801 0Ω PHY_CLK SYSCLK R1802 0Ω PHY_CNA PHY_CTL[0] CTL0 TO SHEET 4 PHY_CTL[1] CTL1 PHY_DATA[0-7] PHY_DATA[0] PHY_DATA[0-7] PHY_DATA[1] PHY_LPS PHY_DATA[2] PHY_LINK_ON PHY_DATA[3] PHY_DATA[4] PHY_DATA[5] PHY_DATA[6]...
  • Page 35 B1802 B1801 SHORT D3.3V C1806 L1802 L1801 C1804 C1803 /6.3 /6.3 C1814 µ µ OPEN C1805 R1820 C1810 OPEN K1801 SHORT AGND R1819 AVDD _0.5% CN1801 R1818 T1801 T1801 T1801 T1801 T1801 T1801 T1801 T1801 QGB2027L1-10X AGND 5.6k _0.5% NQR0444-001X NQR0444-001X NQR0444-001X NQR0444-001X...
  • Page 36 DDR SDRAM Section SDRAM_DQ[0] DDR_DQ[0] DDR_DQ[0] RA1617 SDRAM_DQ[1] RA1609 DDR_DQ[1] DDR_DQ[1] SDRAM_DQ[2] DDR_DQ[2] DDR_DQ[2] DDR_DQ[0] SDRAM_DQ[3] DDR_DQ[3] DDR_DQ[3] SDRAM_DQ[4] DDR_DQ[4] DDR_DQ[4] DDR_DQ[1] SDRAM_DQ[5] RA1610 DDR_DQ[5] RA1618 DDR_DQ[5] DDR_DQ[2] SDRAM_DQ[6] DDR_DQ[6] DDR_DQ[6] SDRAM_DQ[7] DDR_DQ[7] DDR_DQ[7] DDR_DQ[3] SDRAM_DQ[8] DDR_DQ[8] DDR_DQ[8] DDR_DQ[4] SDRAM_DQ[9] RA1611 DDR_DQ[9] RA1619...
  • Page 37 IC1603 IC1603 IC1603 IC1603 IC1604 IC1604 IC1604 IC1604 HY5DU561622CT-J DDR_DQ[16] HY5DU561622CT-J RA1621 DDR_DQ[17] DDR_DQ[18] C1626 C1634 DDR_DQ[0] DDR_DQ[15] DDR_DQ[19] DDR_DQ[16] DDR_DQ[31] DDR_DQ[20] C1621 C1629 VDDQ VSSQ VDDQ VSSQ DDR_DQ[1] DDR_DQ[14] RA1622 DDR_DQ[21] DDR_DQ[17] DDR_DQ[30] DDR_DQ[2] DDR_DQ[13] DDR_DQ[22] DDR_DQ[18] DDR_DQ[29] C1625 C1633 DDR_DQ[23] VSSQ...
  • Page 38 Media processor section AO_D[0] AO_SCLK TO SHEET 5 AO_FSYNC AO_IEC958 AO_MCLKO AI_D[0] TO SHEET 2 VIDEO_MUTE[H] PHY_CNA 480I[H] TO SHEET 5 B1404 B1405 CLKI TL1402 CLKX TL1437 CLKO_DAC/GPIOExt[35] R1408 BYPASS_PLL TL1403 EPD[L] TL1404 RSTO[L] D3.3V R1409 R1410 TL1407 R1411 R1412 R1413 TRST[L] VI_D[0]...
  • Page 39 SDRAM_A[14-17] SDRAM_VREF SDRAM_A[14-17] SDRAM_CLK_L[1] SDRAM_CLK_L[1] SDRAM_CLK[1] SDRAM_CLK[1] SDRAM_CLK_L[0] SDRAM_CLK_L[0] SDRAM_CLK[0] SDRAM_CLK[0] SDRAM_WE_L SDRAM_WE_L SDRAM_CKE SHEET 3 SDRAM_CKE SDRAM_RAS_L SDRAM_RAS_L SDRAM_CAS_L SDRAM_CAS_L SDRAM_DQM[0-3] SDRAM_DQM[0-3] SDRAM_DQS[0-3] SDRAM_DQS[0-3] SDRAM_A[0-13] SDRAM_A[0-13] SDRAM_DQ[16-31] SDRAM_DQ[16-31] SDRAM_DQ[0-15] SDRAM_DQ[0-15] R1471 R1470 R1472 0Ω RST[L] R1469 C1459 OPEN MCONFIG CS0_8BIT R1468 LDS[L]/OE[L]...
  • Page 40 Video interface section TO CN5306 SHEET 1 CN1003 QGA2001F2-06V VDDI1.8 DIGI3.3V D2.5V D1.8V K_BUS_OUT TO SHEET 4 K_BUS_IN P_CTL[H] R1036 SYS_RESET[L] AI_D[0] R1035 K_BUS_REQ Q1002 0Ω A_MUTE2[H] K_BUS_CLK R1037 CN1002 _0.5% QGB2027L5-20X K1002 SHORT C1070 K1003 SHORT K1004 SHORT K1005 SHORT R1039 K1006...
  • Page 41 Only ver.TW 9 8 DIGITAL SUB Connect to CN1001-5pin Connect to R1483(R1476 side) R0110 Connect to CN1001-3pin Connect to R1480(R1479 side) TO SHEET 4 R0120 Connect to CN1001-1pin Connect to R1481(R1479 side) R0130 IC1002 HY57V161610DTC8 K4S161622H-TC80 C1042 DQ15 DQ15 DQ14 RA1003 DQ14 RA1005...
  • Page 42 ATAPI Interface section ATA2_RESET ATA2_DAT[0-15] ATA2_DAT[0-15] ATA2_DMARQ ATA2_IORDY ATA2_INTRQ ATA2_DIOW[L] ATA2_DIOR[L] SHEET 4 ATA2_DMAACK[L] ATA2_ADD[0-4] ATA2_ADD[0-4] D5.0V D5.0V D3.3V D3.3V ATA_DAT[7] RA2201 ATA_DAT[8] OPEN ATA_DAT[6] ATA_DAT[9] ATA_DAT[5] RA2202 OPEN ATA_DAT[10] ATA_DAT[4] ATA_DAT[11] ATA_DAT[3] RA2203 OPEN ATA_DAT[12] ATA_DAT[2] ATA_DAT[13] R2101 4.7k ATA_DAT[1] RA2204 OPEN...
  • Page 43 IC2101 SN74CBTLV16210 CN2101 QGF0539C1-40W R2104 RSTATA ATA2_DAT[7] K2101 SHORT HD_AT[7] ATA2_DAT[8] RA2101 K2102 SHORT HD_AT[8] ATA2_DAT[6] K2103 SHORT HD_AT[6] ATA2_DAT[9] K2104 SHORT HD_AT[9] ATA2_DAT[5] K2105 SHORT HD_AT[5] RA2102 K2106 SHORT HD_AT[10] ATA2_DAT[10] K2107 SHORT HD_AT[4] ATA2_DAT[4] K2108 SHORT HD_AT[11] ATA2_DAT[11] K2109 SHORT HD_AT[3]...
  • Page 44 FLASH-ROM Section LH_AR[14] MADD[14] IC1201 MBL16TM90TN MADD[15] K1201 SHORT LH_AR[16] LH_AR[17] LH_AR[15] LH_AR[15] LH_AR[16] VCCQ LH_AR[14] MADD[16] LH_AR[13] MADD[21] MADD[17] C1203 DQ15 LH_AR[12] MADD[13] LH_AR[17] LH_AR[11] MADD[20] DQ14 LH_AR[22] LH_AR[10] MADD[12] C1204 LH_AR[9] MADD[19] /6.3 R1216 DQ13 MADD[11] LH_AR[21] MADD[18] DQ12 B1203 16Mbit...
  • Page 45 C1207 IC1203 SN74LVC373APW-X LH_AR[14] LH_AR[21] MADD[14] MADD[21] MADD[15] MADD[20] LH_AR[15] LH_AR[20] LH_AR[16] LH_AR[19] MADD[16] MADD[19] MADD[17] MADD[18] LH_AR[17] LH_AR[18] C1206 IC1202 SN74LVC373APW-X LH_AR[6] LH_AR[13] MADD[6] MADD[13] MADD[7] MADD[12] LH_AR[7] LH_AR[12] LH_AR[8] LH_AR[11] MADD[8] MADD[11] MADD[9] MADD[10] LH_AR[9] LH_AR[10] TL1215 TL1216 CN1202 B1205 OPEN...
  • Page 46 Audio signal control section A_MUTE1[H] ADC_RST[L] SHEET 11 I2C_DATA2 I2C_CLK2 C8005 R8017 TU_AUDIO[R] TU_AUDIO[L] C8006 R8046 R8044 R8018 8.2k 1.8k SHEET 12 BS_AUDIO[R] D8001 1SS355 BS_AUDIO[L] C8007 R8042 MA111 R8019 _0.5% C8008 R8020 R8040 R8047 R8045 R8001 R8002 R8003 R8004 3.3k R8043 _0.5%...
  • Page 47 D8201 D8202 OPEN SHORT R8220 4.7k _0.5% Q8208 Q8207 UN211E R8218 C8208 R8222 UN221 E DTA144WKA _0.5 % 470p DTC144WKA RT1P44HC 4.3k R8233 RT1N44H C R8223 _0.5% R8234 C8206 B8201 4700p R8221 OPEN R8044 C8210 1.8k R8217 C8207 C8209 R8250 C8217 4.3k _0.5%...
  • Page 48 Audio/video signal input control section SW5V TO SHEET 11 R4011 0‘ I2C_DATA_A/V R4012 0‘ I2C_CLK_A/V L4002 R4035 R4017 1.5k C4049 R4020 Q4001 C4047 0.01 Q4004 R4033 L4004 R4021 4.7k C4048 L4003 C4077 0.01 C4065 C4050 /6.3 R4034 R4018 2.2k 2.7k R4019 YTODIGI TO SHEET 10...
  • Page 49 L4006 R4042 R4046 OPEN Q4006 B4002 C4071 C4072 0.01 /6.3 Q4005 R4048 OPEN C4069 R4044 820p L4008 R4047 L4007 C4067 R4043 R4045 C4068 C4070 8.2u 150p OPEN 0.001 220p C4027 R4010 3.3k L4001 C4026 0.01 C4025 0.01 AUDIO_IN2[R] TO SHEET 8 AUDIO_IN2[L] C4024 AUDIO_IN1[R]...
  • Page 50 Input/output terminal section TO SHEET 11 R4102 B4112 CN4102 L4102 6.8u R4101 1.2k C4123 C4124 Q4101 C4082 TO CN1002 C4081 SHEET 5 C4078 C4079 C4080 CN4101 TO CN1001 SHEET 5 US,UC,UJ,TW AO_D[0] DAC_SCL AO_SCLK DAC_SDA AO_MCLKO SHEET 8 A_DAC_CS C4084 DAC_RST[L] AO_FSYNC AO_IEC958...
  • Page 51 TO SHEET 9 TO SHEET 11 TO SHEET 11 J4101 B4102 L4101 C4108 /6.3 C4115 IC4101 0.01 MM1623XF C4101 C4109 0.01 0.01 R4118 C4102 0.01 R4102 R4120 _0.5% C4103 B4103 R4121 _0.5% R4119 6.8u R4126 _0.5% C4116 C4104 1000 /6.3 R4127 _0.5% C4124...
  • Page 52 System controller section REAR2V[H] WIDE_DET I2C_DATA_A/V TO SHEET 9 I2C_CLK_A/V SW5V DC3.9[+] DC3.9[-] -29V AL-12V FAN_CTL AL12V P.CTL[H] SW12V IC3001 HD6432194SXD**F HD64F2194FD* * SW5V TO CN5301 SW5V SHEET 1 AL5.3V P.SAVE HDD_P.SAVE SVss C3039 C3038 V3.3V /6.8 C3007 C3014 /6.3 SVcc AVcc C3015...
  • Page 53 AL-12V AL+12V D5.0V V3.3V TO SHEET 8 D3.3V A_MUTE1[H] ADC_RST[L ] I2C_CLK2 I2C_DATA2 R3083 C3032 R3081 DVD LED R3224 R3080 4.7k C3034 VIDEO LED OPEN OPEN R3223 OPEN 4.7k C3035 R3076 R3075 I2C_DATA2 I2C_CLK2 R3074 OPEN A.MUTE1[H] R3072 C3037 TU A.MUTE[H] TP3904 R3071 C3031...
  • Page 54 Tuner section TU6001 L6005 US,UC,UJ,TW TU6001 L6003 C6013 0.01 C6012 1000 /6.3 R6657 R6655 L6001 OPEN R6020 C6020 OPEN R6021 C6021 OPEN Q6650 DTC114E B6021 UN5211 C6007 OPEN B6022 C6008 OPEN B6024 R6656 C6006 0.01 C6005 D6002 B6025 HZ30-2L TU_DATA TU_CLK I2C_DATA2 TO SHEET 11...
  • Page 55 SW5V TO SHEET 11 SW12V TU_AUDIO[L] TO SHEET 8 TU_AUDIO[R] L6501 SHORT C6519 C6512 0.22 C6511 R6512 R6511 R6509 R6510 R6505 R6504 2.7k 2.7k C6510 0.33 C6523 C6522 C6521 C6518 C6517 C6516 C6515 C6513 R6503 OPEN OPEN 2.2 OPEN 3.3k C6514 0.001 R6508...
  • Page 56 FL Display and operation switch section S7001 OPERATION 1SS133 1SS270A IC7002 GP1UM281XK PNA4652M00XB V.OUT C7006 C7001 C7008 R7016 /6.3 /6.3 R7009 R7015 R7005 4.7k R7007 R7006 4.7k R7002 R7013 KEY2 R7001 R7014 KEY1 D7034 OPEN D7033 OPEN IC7001 D7032 OPEN UPD16315GB-3BS PT6315 D7035...
  • Page 57 CN7102 R7152 R7151 FRONT C IN C7150 0.01 FRONT Y IN J7001 TO CN4001 J7002 R7153 FRONT VIDEO SHEET 12 F_AUDIO[R] C7151 C7152 F_AUDIO[L] 100p OPEN R7156 R7154 C7153 C7154 100p OPEN R7155 D7127 SLR-343VC R7115 OPEN R7114 1/4W B7107 D7126 OPEN SLR343BBT3F...
  • Page 58 Printed circuit boards Main board <03> LPB10230-001C C4066 R4041 R4036 C4084 C4078 CN4102 CN4101 C4082 C4079 C4081 C8021 C8022 C8011 D3005 C8023 R8025 R8031 R8032 R8024 C8024 D3004 R8023 L8002 C8010 R8022 R8021 IC8001 R8020 R8007 C8007 R8019 C3011 R8045 C8005 R801 R8035...
  • Page 59 C6013 TU6001 Q6031 R6033 C6006 C6033 R6032 D6002 B6021 B6030 B6024 CF6031 R6031 C6012 B6022 L6032 Q6030 B6025 R6509 C6512 L6003 CN6901 C6514 C6517 R6504 C6511 C8021 C8022 C6518 R4134 R6511 C8011 R6512 R4135 C6510 C6522 R8025 C8013 R6650 C6516 R8031 R4132 IC6501...
  • Page 60 COMPONENT PARTS LOCATION GUIDE <MAIN> LPB10230-001C REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION CAPACITOR C4092 B C 17F C8217 A D 16K Q6650 B C 13N R4013 B C 14F R7112 A D 19H K4102 B C 22G C3007...
  • Page 61 play board <28> LPB10230-001C R7006 C7002 D7042 R7047 IC7001 C7006 R7045 R7016 Q7001 W7009 W7052 D7001 R7009 DI7001 S7001 R7021 C7011 D7031 C7010 CN7001 <36> LPB10230-001C KA4101 B4121 K4104 B4122 K4103 K4102 K4106 KA4102 B4124 K4101 board <27> LPB10230-001C R7112 S7135 D7115 S7133...
  • Page 62 Switching regulator board <01> LPB10237-001B CAUTION : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH SAME TYPE AND RATED FUSE(S). ATTENTION : REPLACER PAR DES FUSIBLE DE MEME TYPE. Q5304 R5320 Q5316 R5309 L5201 R5308 R5318 R5329 L5202 D5313 D5311 D5312 C5304...
  • Page 63 Q5305 B5001 DANGEROUS VOLTAGE Q5304 CN5001 R5001 VA5001 C5005 R5303 R5307 C5001 D5302 CP5301 R5301 D5303 C5203 PC5101 D5202 R5105 D5201 D5104 D5204 C5106 D5212 D5301 D5203 D5103 D5205 D5105 R5102 D5206 C5002 D5213 D5001 D5210 R5101 R5108 D5214 D5208 D5207 D5101 C5003...
  • Page 64 Digital board <02> LPB10247-001C Forward side LC1403 R2212 CN1001 CN1002 B1403 R2215 RA2208 RA2209 RA2210 RA2211 R2214 R2213 B1401 K1021 K1022 K1023 C1083 LC1401 C1063 C1066 C1465 Q1008 C1065 C1418 C1097 C1417 TL1407 RA1402 RA1401 RA1629 RA1632 RA1623 RA1624 TL1402 R1476 C1450 R1416...
  • Page 65 Reverse side ZP15 ZP17 ZP19 ZP22 ZP86 ZP212 ZP84 ZP210 ZP78 ZP74 ZP70 ZP209 ZP67 ZP65 ZP63 ZP61 ZP59 ZP57 ZP55 ZP53 ZP51 ZP49 ZP88 ZP211 ZP82 ZP80 ZP76 ZP72 CN2201 ZP32 ZP36 ZP40 D2201 ZP68 ZP66 ZP64 ZP62 ZP60 ZP58 ZP56 ZP54...
  • Page 66 COMPONENT PARTS LOCATION GUIDE <DIGITAL> LPB10247-001C REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION CAPACITOR C1450 A C 2E CN1405 B C 6A R1216 A C 3A R1624 B C 6E K1701 A C 8D T1801 A C 2B C1001...
  • Page 67 VOLTAGE CHARTS <SWITCHING REGULATOR> <MAIN> <OPERATION> MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE P.ON P.ON P.ON P.ON P.ON P.ON P.ON P.ON P.ON P.ON PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO.
  • Page 68 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan Printed in Japan No.YD026SCH...
  • Page 69 * 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 70 Exploded view of general assembly and parts list Block No.M1MM SWITCHING REGULATOR BOARD ASSY<01> A drive unit is only unit exchange. DIGITAL BOARD ASSY<02> MAIN BOARD ASSY<03> JACK BOARD ASSY<36> 3-2(No.YD026)
  • Page 71 Block No.M1MM CN5001 WR11 CN5307 CN5301 WR10 CN2101 CN3002 CN4001 From FRONT PANEL ASSY From FRONT PANEL ASSY (OPERATION BOARD ASSY CN7102) From FRONT PANEL ASSY (OPERATION BOARD ASSY CN7101) (SWICH/DISPLAY BOARD ASSY CN7001) OPERATION BOARD ASSY<27> SWITCH/DISPLAY BOARD ASSY<28> BOTTOM SIDE CN7001 TOP SIDE...
  • Page 72 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local  1 LP10533-008B FRONT PANEL ASSY 20UC,20UJ  1 LP10533-023B FRONT PANEL ASSY 30TW  1 LP10533-007C FRONT PANEL ASSY 30UC,30UJ,30US LP21252-001A DOOR PU60109 CATCHER LP31382-001A FOOT FRONT(x2) LP21347-002B...
  • Page 73 RL2Z-LFB2 IC5308 MM1665AH-X D5213 RK34-LFB2 SB DIODE D5214 RK34-LFB2 SB DIODE Q5301 2SD2144S/UV/-T TRANSISTOR D5301 MTZJ15A-T2 Z DIODE Q5301 or 2SC3576-JVC-T TRANSISTOR D5301 or RD15ES/B1/-T2 Z DIODE Q5302 UMD12N-W DIGI TRANSISTOR D5302 1SS133-T2 DIODE Q5302 or XP4313-W DIGI TRANSISTOR D5302...
  • Page 74  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C5306 QETN1AM-107Z E CAPACITOR 100uF 10V M CN5301 QGF1207C1-19 CONNECTOR FFC/FPC (1-19) C5307 QETN1AM-107Z E CAPACITOR 100uF 10V M CN5303 QGA2501C1-04 CONNECTOR W-B (1-4) C5308 QETN1AM-107Z E CAPACITOR...
  • Page 75  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local Q1010 or 2SD601A/QRS/-X TRANSISTOR C1408 NCB31CK-104X C CAPACITOR 0.1uF 16V K Q1011 2SC2412K/QRS/-X TRANSISTOR C1409 NCB31CK-104X C CAPACITOR 0.1uF 16V K Q1011 or 2SC3928A/QRS/-X TRANSISTOR C1411 NEH90JM-107X...
  • Page 76  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C1629 NCB31CK-104X C CAPACITOR 0.1uF 16V K R1046 NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J C1630 NCB31CK-104X C CAPACITOR 0.1uF 16V K R1047 NRSA63D-221X MG RESISTOR 220Ω...
  • Page 77  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R1472 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R1822 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R1473 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R2101 NRSA63J-472X MG RESISTOR 4.7kΩ...
  • Page 78  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local RA2101 NRZ0040-330X NET RESISTOR 33Ω 1/16W J x4 K2119 NQR0129-002X FERRITE BEADS RA2102 NRZ0040-330X NET RESISTOR 33Ω 1/16W J x4 K2120 NQR0129-002X FERRITE BEADS RA2103 NRZ0040-330X...
  • Page 79  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local Q4003 or 2SD601A/QRS/-X TRANSISTOR C4012 NCB31EK-103X C CAPACITOR 0.01uF 25V K Q4004 2SA1037AK/QR/-X TRANSISTOR C4013 NCF31AZ-105X C CAPACITOR 1uF 10V Z Q4004 or 2SA1530A/QR/-X TRANSISTOR C4015 NCB31EK-103X...
  • Page 80  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C6519 QETJ1EM-476Z E CAPACITOR 47uF 25V M R3071 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J C6520 QEKJ1HM-225Z E CAPACITOR 2.2uF 50V M R3072 NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 81  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R4125 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R8223 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R4126 NRSA63D-750X MG RESISTOR 75Ω 1/16W D R8224 NRSA63J-221X MG RESISTOR 220Ω...
  • Page 82  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J S7114 QSW0381-001Z TACT SWITCH NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J S7115 QSW0381-001Z TACT SWITCH NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 83 Jack board Block No. [3][6]  Symbol No. Part No. Part Name Description Local LPA10230-09A4 JACK BOARD ASSY 20UJ LPA10230-10B4 JACK BOARD ASSY 30TW LPA10230-03E4 JACK BOARD ASSY 20UC,30UC,30US CN4104 QGB2027M1-10S CONNECTOR B-B (1-10) J4112 QNZ0675-001 D CONNECTOR DV IN QZW0021-001 PC SUPPORT Digital SUB board...
  • Page 84 Packing materials and accessories parts list Block No.M2MM ADHESIVE TAPE FINAL ASSY<M1> SPEC OF BARCODE 3-16(No.YD026)
  • Page 85 Packing and accessories Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LP31384-018A PACKING CASE 20UC,20UJ LP31384-033A PACKING CASE 30TW LP31384-017A PACKING CASE 30UC,30UJ,30US LP31387-002A CUSHION ASSY PQM30021-93 POLY BAG QAM0501-002 RF CABLE ------------ BATTERY R6TYPE(x2) QPC02202230P POLY BAG 22cm x 22cm QAL0517-005...

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