JVC HR-XV38SAG Service Manual
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JVC HR-XV38SAG Service Manual

JVC HR-XV38SAG Service Manual

Dvd player & video cassette recorder
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SERVICE MANUAL
DVD PLAYER & VIDEO CASSETTE RECORDER
3
YD055
2005
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 manutal No. YD051 (HR-XV48EX).
Also, be sure to note iportant safety precautions provided in the service manual.
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
HR-XV38SAG
HR-XV38SAG [D5PV1]

TABLE OF CONTENTS

COPYRIGHT © 2005 Victor Company of Japan, Limited
No.YD055
2005/3

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  • Page 1: Table Of Contents

    YD055 2005 HR-XV38SAG HR-XV38SAG [D5PV1] 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 manutal No. YD051 (HR-XV48EX). Also, be sure to note iportant safety precautions provided in the service manual.
  • Page 2 SPECIFICATION GENERAL Power requirement AC 110 V - 240 V, 50 Hz/60 Hz Power consumption Power on 23 W Power off 4.5 W Temperature Operating 5°C to 40°C Storage -20°C to 60°C Operating position Horizontal only × H × D) 435 mm ×...

  • Page 3: Precaution

    Please refer to "HR-XV48EX No.YD051" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "HR-XV48EX No.YD051" about this section except a written item. DIFFERENT TABLE OF FEATURE The following table indicates main different points between models HR-XV48EX and HR-XV38SAG. MODEL NAME HR-XV48EX HR-XV38SAG POWER VOLTAGE...

  • Page 4: Disassembly

    SECTION 3 DISASSEMBLY Please refer to "HR-XV48EX No.YD051" about this section. SECTION 4 ADJUSTMENT Please refer to "HR-XV48EX No.YD051" about this section except a written item. Electrical adjustment [VHS SECTION] Adjustment procedure are changed. 4.1.1 Servo circuit 4.1.1.1 Slow tracking preset Signal (A1) Ext.
  • Page 5 Electrical adjustment (DVD SECTION) 4.2.1 Test mode setting method (1) Press POWER button to turn off the unit. (2) Press the following remocon keys continuously within 2seconds " SET UP " → " 2 " → " 8 " → " ENTER ". (3) The unit becomes JIG RCU mode.
  • Page 6 4.2.3 Initialization method Please initialize according to the following procedures in the following case: • Just after you upgrade the firmware. • After you confirm the symptoms that a customer points out. First Initialize, and then confirm whether the symptoms are improved or not.
  • Page 7 4.2.6 Upgrading of firmware • 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. 4.2.6.1 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 8: Troubleshooting

    SECTION 5 TROUBLESHOOTING Please refer to "HR-XV48EX No.YD051" about this section. 1-8 (No.YD055)
  • Page 9 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.YD055) Printed in Japan...
  • Page 10 DVD PLAYER & VIDEO CASSETTE RECORDER HR-XV38SAG CD-ROM No.SML200503 HR-XV38SAG [D5PV1] 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 manutal No. YD051 (HR-XV48EX).
  • Page 12 CHARTS AND DIAGRAMS TERMINAL(I/O) SCHEMATIC DIAGRAM R919 Q907 L901 R914 L906 R927 R922 R902 Q902 R909 L902 R915 Q908 L907 R928 R7703 C902 C903 J901 C918 C919 J902 C904 C905 L903 C920 C921 L908 J7002 J7002 J7002 R7704 L7701 R920 0Ω...
  • Page 13 DVD SERVO CONTROL AND DECODER SCHEMATIC DIAGRAM D3.3V IC302 D3.3V LM1117MP-ADJ-X P3.3V P3.3V D1.2V C373 C374 K304 C372 C375 C376 R310 0.47 C306 C359 0.1/16 0.1/16 R311 DGND MDQ9 EXDAT8 MDQ5 MDQ10 TP325 CN101 S3.3V MDQ4 DGND C101 QGF0523F1-24W TP324 0.1/16 TP323 VREFH...
  • Page 14 DVD FLASH ROM SCHEMATIC DIAGRAM R716 PCMCLK R719 C715 C713 IC704 IC705 R717 R720 P3.3V S3.3V D3.3V C712 C714 K501 R701 R702 IC505 K4S641632H-TC75 C553 22/6.3 C704 220/6.3 DGND C502 TP54 C551 IC701 0.1/16 AK4384VT-X MDQ0 MDQ15 IC501 R710 C558 C503 MDQ1 0.1/16...
  • Page 15 DVD SERVO CONTROL CIRCUIT BOARD <99> DVD SERVO CONTROL <99> DVD SERVO CONTROL LVB10452-003B -FOIL SIDE- LVB10452-003B -COMPONENT SIDE- CN501 TP54 R381 R309 TP56 TP701 R320 C310 TP57 C377 IC301 TP702 C327 TP58 C307 C378 C910 TP704 TP59 C306 TP706 TP60 TP703 TP61...
  • Page 16 TERMINAL CIRCUIT BOARD <06> TERMINAL R902 R961 C929 R930 R7731 R959 C955 C969 Q901 LPB10216-004B C968 R7732 R929 C967 R958 C928 L910 R922 Q903 C952 J7003 L920 R956 C920 C921 R954 J901 C919 C918 C981 R7739 C950 C951 D903 R7708 C949 R926 R7703...
  • Page 19 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.YD055) Printed in Japan...

  • Page 20: 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 21: Exploded View Of General Assembly And Parts List

    Exploded view of general assembly and parts list Block No. M1MM VHS MECHANISM ASSY<M2> TERMINAL BOARD ASSY<06> MAIN BOARD ASSY<03> BRACKET BOARD ASSY<31> 15 23 SWITCHING REGLATOR BOARD ASSY<01> 3-2(No.YD055)
  • Page 22 TERMINAL BOARD ASSY CN2001 SWITCHING REGLATOR MAIN BOARD ASSY BOARD ASSY DVD UNIT A/C HEAD CN301 CN7191 CN7103 CN7302 CN7301 CN3102 CN8301 from FRONT PANEL (JACK CN7191) BOTTOM SIDE SWITCH/JACK BOARD ASSY<36> DISPLAY/OPERATION BOARD ASSY<28> NOTE) WHEN YOU FIX ANY PWB WITH THE SCREW. TOP SIDE PUT IT ON THE JIGS.
  • Page 23 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local  1 LP10490-027A FRONT PANEL ASSY LP21181-004A CASSETTE DOOR LP31271-007A ORNAMENT(CASSETTE DOOR) PQ46448 TORSION SPRING LP21191-027A DOOR(L) LP21192-006A DOOR(R) PU60109 CATCHER (x2) QYTDSF2608ZA TAP SCREW M2.6 x 8mm DISPLAY/OPERATION SWITCHI/JACK(x9) LP31391-001A SPECIAL SCREW FRONT PANEL...

  • Page 24: 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 BOARD ASSY <55> PMD0042A-C 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.YD055)3-5...
  • Page 25 VHS mechanism Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LP40097-002E GUIDE POLE CAP QAH0082-001 FULL ERASE HEAD LP30958-001B LOADING GEAR BASE QYTPST2620ZA TAP SCREW M2.6 x 20mm(x2) QYTDST2606ZA TAP SCREW M2.6 x 6mm LP40798-002A LOADING GEAR(SUPPLY) ASSY LP40837-001A TORSION SPRING(SUPPLY) LP40903-004A...
  • Page 26  Symbol No. Part No. Part Name Description Local LP30980-002A CONNECT PLATE LP10403-001C SIDE HOLDER(L) LP10404-001F SIDE HOLDER(R) LP30983-002A LOCK LEVER(L) LP30984-002A LOCK LEVER(R) LP40924-001D TENSION SPRING LP40857-001B EARTH SPRING(2) LP30981-003B CASSETTE HOLDER ASSY LP21051-002C REC SAFETY LEVER LP21052-002A TOP FRAME LP41153-001A EARTH SPRING(3) LP40924-001D...

  • Page 27: 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 ASSY <99> BACK SIDE LETTER SIDE 10 20 63.3mm 0.1mm GTU-DZ1-33C 3-8(No.YD055)
  • Page 28 DVD Traverse mechanism Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local LV21814-001A MECHA BASE LE20731-002A SPINDLE BASE QYSDST2605M TAP SCREW M2.6 x 5mm(x2) LE40931-001A SHAFT LE40995-001A BAR SPRING QYSPSTU2080M TAP SCREW M2 x 8mm LE20730-002A FEED HOLDER QAR0165-001 FEED MOTOR LV41510-001A...

  • Page 29: Dvd Loading Mechanism Assembly And Parts List

    DVD Loading mechanism assembly and parts list Block No. M4MM Grease JVG-31N JVS-1003 Back side (All circumferences) DVD TRAVERSE MECHANISM ASSY<M3> SWITCH BOARD ASSY<98> GMU-DZ1-33YC 3-10(No.YD055)
  • Page 30 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 BUSHING LE40898-001A SHAFT QYSSSF2008Z TAP SCREW M2 x 8mm QYSDSF2008Z TAP SCREW...

  • Page 31: Electrical Parts List

    Electrical parts list Switching regulator board  Symbol No. Part No. Part Name Description Local Block No. [0][1] R5111 NRSA63J-331X MG RESISTOR 330Ω 1/16W J  Symbol No. Part No. Part Name Description Local R5112 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R5113 NRSA63J-104X MG RESISTOR...
  • Page 32 Q5310 2SD1858/QR/-T TRANSISTOR NDC31HJ-331X C CAPACITOR 330pF 50V J Q5311 2SC5739/QP/ TRANSISTOR QEKJ0JM-476Z E CAPACITOR 47uF 6.3V M Q5312 2SC3576-JVC-T TRANSISTOR QCBB1HK-103Y C CAPACITOR 0.01uF 50V K Q5312 or 2SD2144S/UV/-T TRANSISTOR QEKJ1EM-106Z E CAPACITOR 10uF 25V M Q5315 2SD1858/QR/-T TRANSISTOR...
  • Page 33  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C207 NDC31HJ-330X C CAPACITOR 33pF 50V J C3050 NCF31EZ-104X C CAPACITOR 0.1uF 25V Z C209 NCB31AK-224X C CAPACITOR 0.22uF 10V K C3054 NCB31EK-103X C CAPACITOR 0.01uF 25V K...
  • Page 34  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R201 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R2255 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J R202 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R3011 NRSA63J-102X MG RESISTOR 1kΩ...
  • Page 35  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R3308 NRSA63J-182X MG RESISTOR 1.8kΩ 1/16W J R8202 NRSA63J-182X MG RESISTOR 1.8kΩ 1/16W J R4003 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R8203 NRSA63J-182X MG RESISTOR 1.8kΩ...
  • Page 36 Terminal board  Symbol No. Part No. Part Name Description Local Block No. [0][6] K2001 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J K2002 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J  Symbol No. Part No. Part Name Description Local K2003 NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 37  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R7740 NRSA63J-750X MG RESISTOR 75Ω 1/16W J Q7007 or 2SA1530A/QR/-X TRANSISTOR R7741 NRSA63J-750X MG RESISTOR 75Ω 1/16W J Q7008 2SC2412K/QRS/-X TRANSISTOR Q7008 or 2SD601A/QRS/-X TRANSISTOR L917...

  • Page 38: Switch Board

     Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local LP40425-001A BRACKET(PWB) (x2) Q101 KTA1001/Y/-X TRANSISTOR Q101 or 2SB1424/R/-W TRANSISTOR Q102 2SC4617/R/-X TRANSISTOR Q103 KTA1001/Y/-X TRANSISTOR Switch/jack board Q103 or 2SB1424/R/-W TRANSISTOR Q104 2SC4617/R/-X TRANSISTOR...
  • Page 39  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C359 NCB31CK-104X C CAPACITOR 0.1uF 16V K R308 NRSA63J-223X MG RESISTOR 22kΩ 1/16W J C371 NCB21CK-105X C CAPACITOR 1uF 16V K R309 NRSA63J-104X MG RESISTOR 100kΩ...
  • Page 40  Symbol No. Part No. Part Name Description Local K302 NRSA63J-101X MG RESISTOR 100Ω 1/16W J K303 NRSA63J-101X MG RESISTOR 100Ω 1/16W J K304 NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J K501 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J K502 NQR0502-001X FERRITE BEADS K551 NQR0129-002X FERRITE BEADS...

  • Page 41: Packing Materials And Accessories Parts List

    Packing materials and accessories parts list The instruction manual to be provided with this product will differ according to the destination. Block No. M5MM ADHESIVE TAPE POWER CORD POLY BAG GENERAL ASSY<M1> SPEC OF BARCODE 3-22(No.YD055)
  • Page 42 Packing and accessories Block No. [M][5][M][M]  Symbol No. Part No. Part Name Description Local LP31296-013A PACKING CASE LP31295-001B CUSHION ASSY LP41038-001A POLY BAG QAM0505-001 RF CABLE ------------ BATTERY R6 TYPE(x2) QPC02202230P POLY BAG 22cm x 22cm  8 LPT1016-001B INST.BOOK (ENGLISH) ...

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