JVC HR-XVC27UM Service Manual
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JVC HR-XVC27UM Service Manual

Dvd player & video cassette recorder
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SERVICE MANUAL
DVD PLAYER & VIDEO CASSETTE RECORDER
8
YD023
2004
HR-XVC27UA, HR-XVC27UM,
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
Regarding service information other than these sections, refer to the service manual No. YD008 (HR-XVC27US).
Also, be sure to note important safety precautions provided in the service manual.
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
HR-XVC29UJ
HR-XVC27UA, HR-XVC27UM, HR-XVC29UJ [D3PV0]

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COPYRIGHT © 2004 Victor Company of Japan, Limited
(UM, UJ model)
(UA model)
No.YD023
2004/8

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Summary of Contents for JVC HR-XVC27UM

  • Page 1: Table Of Contents

    HR-XVC29UJ (UM, UJ model) (UA model) HR-XVC27UA, HR-XVC27UM, HR-XVC29UJ [D3PV0] For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY). Regarding service information other than these sections, refer to the service manual No. YD008 (HR-XVC27US).
  • Page 2 SPECIFICATION HR-XVC27UA HR-XVC27UM HR-XVC29UJ GENERAL Power requirement AC 110 - 220 V, 50 Hz/60 Hz Power consumption Power on 23 W Power off 5.2 W Temperature ° ° ° ° Operating C to 40 C (41 F to 104 °...

  • Page 3: Precaution

    Please refer to "HR-XVC27US No.YD008" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "HR-XVC27US No.YD008" about this section except a written item. DIFFERENCE LIST The following table indicates main different points between models HR-XVC27US, HR-XVC27UA, HR-XVC27UM and HR- XVC29UJ. HR-XVC27US HR-XVC27UA HR-XVC27UM HR-XVC29UJ ←...

  • Page 4: Adjustment

    SECTION 4 ADJUSTMENT Please refer to "HR-XVC27US No.YD008" about this section except a written item. Before adjustment 4.1.1 Precaution 4.1.4 Color (colour) bar signal,Color (colour) bar pattern • The adjustments of this unit include the mechanism com- Color(colour) bar signal [NTSC] Color(colour) bar pattern [NTSC] patibility and electrical adjustments.
  • Page 5 4.1.6 Manual tracking mode (Auto tracking ON/OFF) setting (1) In order to set to the manual tracking mode during tape TENSION ARM playback, press the "SP/EP(LP)"button on the remote con- trol unit. CONTROL PLATE • Each press of the button switches the auto tracking ON Stamping(a) or OFF.
  • Page 6 (4) Adjust the AUDIO OUT waveform and Control pulse wave- Improper Proper form by turning the screws (1), (2) and (3) little by little until both waveforms reach maximum. The screw (1) and (3) are for adjustment of tilt and the screw (2) for azi- muth.
  • Page 7 Alignment tape Alignment tape Trigger point V.sync [SP, stairstep] [EP(LP), stairstep] Switching point played with the played with the EP(LP) head SP head V. rate Fig.4-3a Switching point 4.3.1.2 Slow tracking preset X-value adjustment point Drum side Control head position Capstan side Signal (A1)

  • Page 8: Troubleshooting

    SECTION 5 TROUBLESHOOTING Please refer to "HR-XVC27US No.YD008" about this section. 1-8 (No.YD023)
  • Page 9 (No.YD023)1-9...
  • Page 10 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.YD023) Printed in Japan...
  • Page 11 CD-ROM No.SML200409 (UM, UJ model) (UA model) HR-XVC27UA, HR-XVC27UM, HR-XVC29UJ [D3PV0] For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY). Regarding service information other than these sections, refer to the service manual No. YD008 (HR-XVC27US).
  • Page 12 CHARTS AND DIAGRAMS MAIN ( VIDEO/N.AUDIO ) SCHEMATIC DIAGRAM LP_SHORT[H] SP_SHORT[H] VIDEO_ENV TO SYSCON D.FF SHEET 2 A.MUTE[H] I2C_DATA_A/V I2C_CLK_A/V 0.01 0.01 TO FMA/DEMOD NA_REC TP106 NA_PB 2.2k TP111 2.2k C2003 C2004 R2023 L2001 0.01 R2022 D2001 SW12V TO SYSCON SW5V SHEET 2 TO FMA/DEMOD...
  • Page 13 MAIN ( SYSCON ) SCHEMATIC DIAGRAM C.SYNC/V.REF A.MUTE[H] N.REC_ST[H] D.FF V.PULSE S_DET I2C_DATA_A/V CTL[+] I2C_CLK_A/V VIDEO/N.AUDIO CTL[-] SHEET 1 SB_GAIN VIDEO/N.AUDIO SP_SHORT[H] SHEET 1 LP_SHORT[H] DVD[H] V_TO_OSD 2Fsc VIDEO_ENV N.REC[H] SW5V SW12V B3004 R4017 C3071 CN3001 R4001 4.7k C3056 R3253 R3252 CAPSTAN MDA C4015...
  • Page 14 MAIN ( SW.REG ) SCHEMATIC DIAGRAM Q5304 LF5002 R5310 D5204 4.7k D5001 C5213 CN5001 Q5305 F5001 D5201 D5304 B5303 T2AL T5001 C5302 TO SYSCON D5213 C5001 C5002 R5390 0.068 0.022 C5006 R5326 AL12V D5205 L5201 C5203 33µ C5205 C5210 Q5306 D5206 R5104 C5102...
  • Page 15 MAIN ( TERMINAL ) SCHEMATIC DIAGRAM LED1 P/EJ L7101 TO SYSCON SW5V SHEET 2 SW12V R7131 AL5.8V INT/PROG C7109 F.AUDIO[L] F.AUDIO[R] A.IN1[L] A.IN1[R] J7002 J7002 J7002 J7002 TO FMA/DEMOD FMA_OUT[L] FMA_OUT[R] DVD_OUT[L] DVD_OUT[R] L7103 TO DVD CN7303 Q7201 L7202 R7136 C7114 R7134 R7206...
  • Page 16 MAIN CIRCUIT BOARD DANGEROUS VOLTAGE <03>MAIN LPB10258-001B J7010 WR10 J7002 J7009 J7005 R7167 J7004 C5003 J7008 R7131 R7156 J7006 R6055 C7508 C6012 C6054 R7170 L7501 C7117 C7507 D5001 C6053 C7503 R7172 R7193 C6013 C7118 C6052 L6050 R7501 F5001 C6055 C7120 C7124 C7123 C7121...
  • Page 17 VOLTAGE CHARTS COMPONENT PARTS LOCATION GUIDE <MAIN> LPB10258-001B REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION <MAIN> CAPACITOR C2262 B C 18K C7114 A D 18O B C 17J R3225 B C 21B R7507 MODE MODE MODE...
  • Page 18 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD023) Printed in Japan...

  • Page 19: 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 20: Exploded View Of General Assembly And Parts List

    Exploded view of general assembly and parts list Block No. M1MM VHS MECHANISM ASSY <M2> DVD UNIT <M3>, <M4> <98>, <99> MAIN BOARD ASSY<03> FRAME NO.LABEL 501A DVD BRACKET BOARD ASSY<90> 501B 3-2(No.YD023)
  • Page 21 NOTE) FFC WIRE SHOULD BE POSITIONED BELLOW CASSETTE DOOR. CN2001 (FOR AVOID FFC WIRE DISTURB CASSETTE IN AND OUT.) Make a crease. CN7191 back side CN7103 A/C HEAD NOTE) INSERT FFC WIRE TO THE CONNECTOR CN3102 AFTER ATTACHING FRONT PANEL. CN503 CN501 back side...
  • Page 22 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local  501 LP10492-018A FRONT PANEL ASSY  501 LP10492-017A FRONT PANEL ASSY  501 LP10492-016A FRONT PANEL ASSY 501A LP21188-002A CASSETTE DOOR...

  • Page 23: Vhs Mechanism Assembly And Parts List

    VHS mechanism assembly and parts list Block No. M2MM Not used A/C HEAD BOARD ASSY <12> LOADING MOTOR PMD0048A-C BOARD ASSY <55> Classification Part No. Symbol in drawing NOTE: The section marked in AA and BB Grease KYODO-SH-JB indicate lubrication and greasing areas. COSMO-HV56 (No.YD023)3-5...
  • Page 24 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ VHS mechanism Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LP21039-003A MAIN DECK ASSY LP40097-002E GUIDE POLE CAP NAH0004-001 FE HEAD LP30958-001B LOADING GEAR BASE QYTPST2620ZA TAP SCREW M2.6 x 20mm(x2)
  • Page 25 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local LP40846-001C LIMIT SPRING LP31100-002A DRIVE LEVER LP30978-001B DRIVE ARM(L) LP30979-001S DRIVE ARM(R) LP40847-001B TORSION SPRING LP30980-002A CONNECT PLATE LP10403-001C SIDE HOLDER(L) LP10404-001E SIDE HOLDER(R) LP30983-002A LOCK LEVER(L)

  • Page 26: Dvd Traverse Mechanism Assembly And Parts List

    DVD Traverse mechanism assembly and parts list Block No. M3MM GREASE JVG-31N CFD-4007ZY2 1401C BEND WIRE AT THE PWB EDGE AFTER INSERTING WIRE CN101 CN101 CN201 DVD Servo control board assembly <99> BACK SIDE LETTER SIDE 10 22 63.3mm 0.1mm ETU-DE2-31C 3-8(No.YD023)
  • Page 27 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ DVD Traverse mechanism Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local LE20727-001A MECHA BASE LE20699-002A SPINDLE BASE QYSDST2605M TAP SCREW M2.6 x 5mm(x2) LE40931-001A SHAFT LV33991-001A ADJUST SPRING QYSPSFU2040M TAP SCREW...

  • Page 28: Dvd Loading Mechanism Assembly And Parts List

    DVD Loading mechanism assembly and parts list Block No. M4MM GREASE JVG-31N JVS-1003 TRAVERSEmechanism assembly <M3> BACK SIDE (All CIRCUMFERENCES) Switch board assembly <98> EMU-DE2-31YC 3-10(No.YD023)
  • Page 29 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ DVD Loading mechanism Block No. [M][4][M][M]  Symbol No. Part No. Part Name Description Local LE10275-006A LOADING BASE LE31043-001A PULLEY GEAR LE31042-001A MIDDLE GEAR LE31044-001A IDLE GEAR LE20665-005A SLIDE CAM LE20666-003A ELEVATOR LE10276-002A TRAY LE31045-001A...

  • Page 30: Electrical Parts List

    MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ Electrical parts list Main board  Symbol No. Part No. Part Name Description Local Block No. [0][3] Q2202 or DTC144WKA-X DIGI TRANSISTOR  Symbol No. Part No. Part Name Description Local Q2202 or RT1N44HC-X DIGI TRANSISTOR...
  • Page 31 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local D3008 or 1SS270A-T2 SI DIODE QEKJ1HM-105Z E CAPACITOR 1uF 50V M D4002 1SS133-T2 DIODE NDC31HJ-4R0X C CAPACITOR...
  • Page 32 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C2257 NCB31EK-103X C CAPACITOR 0.01uF 25V K C6516 QEKJ1EM-475Z E CAPACITOR 4.7uF 25V M C2259 QEKJ1HM-334Z E CAPACITOR 0.33uF 50V M...
  • Page 33 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R2201 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R3243 QRE141J-332Y C RESISTOR 3.3kΩ 1/4W J R2202 NRSA63J-682X MG RESISTOR 6.8kΩ...
  • Page 34 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R8001 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J  CN5001 QGA7901C3-02 CONNECTOR W-B (1-2) R8002 NRSA63J-472X MG RESISTOR 4.7kΩ...
  • Page 35 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ A/C head board  Symbol No. Part No. Part Name Description Local Block No. [1][2] R7014 NRSA63J-272X MG RESISTOR 2.7kΩ 1/16W J  Symbol No. Part No. Part Name Description Local R7015 NRSA63J-472X MG RESISTOR 4.7kΩ...

  • Page 36: Switch Board

    MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ Switch board  Symbol No. Part No. Part Name Description Local Block No. [9][8] C318 NCB31CK-104X C CAPACITOR 0.1uF 16V K  Symbol No. Part No. Part Name Description Local C319 NCB31CK-104X C CAPACITOR 0.1uF 16V K...
  • Page 37 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R122 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R503 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R123 NRSA63J-0R0X MG RESISTOR 0Ω...

  • Page 38: Packing Materials And Accessories Parts List

    Packing materials and accessories parts list Block No. M5MM The instruction manual to be provided with this product will differ according to the destination. 306A FINAL ASSY<M1> SPEC OF BARCODE 3-20(No.YD023)
  • Page 39 MODEL MARK HR-XVC27UA HR-XVC27UM HR-XVC29UJ Packing and accessories Block No. [M][5][M][M]  Symbol No. Part No. Part Name Description Local LP31296-008A PACKING CASE LP31263-040A PACKING CASE LP31263-039A PACKING CASE LP31295-001B CUSHION ASSY LP31265-001D CUSHION ASSY LP41038-001A POLY BAG LP21036-039B REMOCON...

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