JVC XV-N320B Service Manual
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JVC XV-N320B Service Manual

JVC XV-N320B Service Manual

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SERVICE MANUAL
2005
3
YD056
XV-N320B,XV-N322S
STANDBY/ON
OPEN/
CLOSE
+
SLOW
DISPLAY ON SCREEN
ENTER
PREVIOUS
SELECT
NEXT
CLEAR
1
2
3
4
5
6
7
8
9
CANCEL
RETURN
0
TITLE/
SOUND
GROUP
EFFECT
VFP
DIMMER
I/P
ANGLE
SUBTITLE
AUDIO
ZOOM
SLIDE EFFECT
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
DVD PLAYER
XV-N320BEKC,XV-N320BEUC,XV-N320BEYC,XV-N320BEZC,XV-N320BERC
XV-N322SEKC,XV-N322SEUC,XV-N322SEYC,XV-N322SEZC,XV-N322SERC

TABLE OF CONTENTS

COPYRIGHT © 2005 Victor Company of Japan, Limited
EK ------------------------ U.K.
EU -------- Western Europe
EY -------- Northern Europe
EZ --------- Eastern Europe
ER ---- Russian Federation
®
V I D E O
Area Suffix
No.YD056
2005/3

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  • Page 1: Table Of Contents

    SERVICE MANUAL DVD PLAYER YD056 2005 XV-N320B,XV-N322S Area Suffix EK ------------------------ U.K. EU -------- Western Europe EY -------- Northern Europe EZ --------- Eastern Europe ER ---- Russian Federation STANDBY/ON OPEN/ CLOSE SLOW DISPLAY ON SCREEN ENTER PREVIOUS SELECT NEXT CLEAR...

  • Page 2: Specification

    SPECIFICATION XV-N320B,XV-N322S for EK,EU,EY,EZ,ER General Readable discs DVD VIDEO, DVD-R (Video format), DVD-RW (Video format), SVCD, Video CD, Audio CD (CD-DA), CD-R/RW (CD-DA, SVCD, Video CD, MP3 format, JPEG) Video format PAL, 625i/625p selectable Other Power requirements AC 230 V~, 50 Hz Power consumption 11.0 W (POWER ON), 1.0 W (STANDBY mode)

  • Page 3: Safety Precautions

    SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and path to the chassis, and measure the AC voltage across many circuits and components specially for safety purpos- the resistor. Now, reverse the plug in the AC outlet and es.

  • Page 4: Preventing Static Electricity

    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.

  • Page 5: Warning Label

    Important for laser products (1) CLASS 1 LASER PRODUCT (5) CAUTION : If safety switches malfunction, the laser is able (2) DANGER : Invisible laser radiation when open and inter to function. lock failed or defeated. Avoid direct exposure to beam. (6) CAUTION : Use of controls, adjustments or performance of (3) CAUTION : There are no serviceable parts inside the procedures other than those specified herein may result in...
  • Page 6 Precautions for Service 1.9.1 Handling of Traverse Unit and Laser Pickup (1) Do not touch any peripheral element of the pickup or the actuator. (2) The traverse unit and the pickup are precision devices and therefore must not be subjected to strong shock. (3) Do not use a tester to examine the laser diode.

  • Page 7: Section 2 Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. (No.YD056)1-7...

  • Page 8: Section 3 Disassembly

    SECTION 3 DISASSEMBLY Main body section 3.1.1 Removing the top cover (See Figure 1) (1) Remove the two screws A attaching the top cover on both sides of the main body. (2) Remove the three screws B attaching the top cover on the TOP COVER TOP COVER TOP COVER...
  • Page 9 3.1.3 Removing the mechanism assembly (See Figure 3, Figure 4, Figure 5) • Prior to performing the following procedure, remove the top Mechanism assembly cover. • There is no need to remove the front panel assembly. (1) Remove the three screws C attaching the mechanism as- sembly.
  • Page 10 3.1.4 Removing the rear panel (See Figure 6 ) • Prior to performing the following procedure, remove the top Main board cover. (1) Remove the six screws D attaching the rear panel. (2) Disconnect the power cord from connector P901 on the main board Rear panel...
  • Page 11 Loading mechanism assembly 3.2.1 Removing the tray (See Figure 1, Figure 2, Figure 3, Figure 4, Figure 5, Figure 6) (1) Push a of the slide cam on the hole in the right side of the Tray loading base by using a driver until it stops. (See Figure 1.) (2) The tray comes out.
  • Page 12 3.2.2 Removing the traverse mechanism assembly (See Figure 6) (1) Reverse the loading mechanism assembly. Loading mechanism assembly (2) A card wire is removed from a wire bracket. (3) Remove the four screws B attaching the traverse mecha- nism assembly. Remove the traverse mechanism assem- bly upward.
  • Page 13 3.2.4 Removing the loading motor (See Figure 10 and Figure 11) • Prior to the following procedure, remove the tray, the traverse Loading base Belt mechanism assembly, and the elevator. (1) Remove the belt from the pulley. Pulley Slide cam Pulley (2) Remove two screws C attaching the loading motor.
  • Page 14 Traverse mechanism assembly 3.3.1 Removing the pickup (See Figure 12, Figure 13) • Prior to the following procedure, remove the traverse mecha- nism assembly. (1) Remove one screw D attaching the plate. (2) Remove the plate and the leaf spring. (3) Lift i of the shaft 1, and pull out the shaft 1 from j.

  • Page 15: Section 4 Adjustment

    SECTION 4 ADJUSTMENT Test mode setting method (1) Unplug the power plug. (2) Insert power plug into outlet while pressing both "PLAY" key and "STOP" key of the main body. (3) The FL display shows "N320 ∗∗ ", and the main body turns to test mode. *The portion of "∗∗"...

  • Page 16: Upgrade Method

    Upgrading of firmware The latest firmware for upgrading is updated in "Digital Video Storage" page in JS-NET. At the time of service,compare the version of the product and the latest version, and upgrade the old version into the latest version. 4.3.1 Distribution method (1) Compressed file is distributed through JS-NET.
  • Page 17 Confirm method of operation Please confirm the operation of the undermentioned item after doing the repair and the upgrade of the firmware. Initialize Refer to the initialization method. Muting working The noise must not be had to the performance beginning when you push "PLAY" button or at ON/STANDBY.

  • Page 18: Section 5 Troubleshooting

    SECTION 5 TROUBLESHOOTING Servo volume Press OPEN /CLOSE key Is tray Confirmation of tray drive circuit operation and circuit in surrounding correct? Is the traverse moving See "(3) Traverse movement error" along the innermost in "Check points for individual errors" perimeter for SW detection? "NO DISC"...
  • Page 19 Check points for each error 5.2.1 Spindle start error (1) Defective spindle motor • Are there several ohms resistance between each pin of CN201 "2-3","3-4","2-4"? (The power supply is turned off and measured.) (2) Defective spindle motor driver (IC201) • Has motor drive voltage of a sine wave or a rectangular wave gone out to each terminal(UOUT,VOUT,WOUT) of CN201"2,3,4"...
  • Page 20 5.2.6 Spindle CLV NG • IC101 -- "55"(DIN), "54(DIP). • Does not the input or the output of driver's spindle signal do the grip? • Has the tracking been turned on? • Spindle motor or driver is defective. • Additionally, "IC101 and IC301"...
  • Page 21 (No.YD056)1-21...
  • Page 22 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.YD056) Printed in Japan...

  • Page 23: Schematic Diagrams

    SCHEMATIC DIAGRAMS DVD PLAYER XV-N320B,XV-N322S CD-ROM No.SML200503 Area Suffix EK ------------------------ U.K. EU -------- Western Europe EY -------- Northern Europe EZ --------- Eastern Europe ER ---- Russian Federation STANDBY/ON OPEN/ CLOSE SLOW DISPLAY ON SCREEN ENTER PREVIOUS SELECT NEXT CLEAR...

  • Page 25: Charts And Diagrams

    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 26: Block Diagram

    Block diagram J602 SPDIF Coaxial digital IC704 L707 output (Front end processor) J601 IC101 AOUTL+ AOUTR+ L706 PbOUT Component SVREF L730 A B C D E F RF 2CH DAC video output CDPD DVDPD PrOUT FROM IC403 L709 Pick-up T+ T- Unit C/Cv/Y Composite...

  • Page 27: Standard Schematic Diagrams

    Standard schematic diagrams Servo control section R145 D3.3V R126 TP48 TP47 TP49 R146 C181 R174 C182 R175 3.3K R125 C978 R132 TP150 C965 C149 R142 1000P Q131 C152 C154 Q130 R130 2SK3019-X C153 C155 C156 5.1K Q132 C146 2SD1623/ST/-X C101 C102 2SK3019-X CN310...
  • Page 28 SB240-F26 C954 C959 470/10 C990 CN901 100/10 L952 QGF1040C1-13 QQR1633-001 D955 NQR0129-002X PS154R-F83 R902 D906 C980 1SS133-T2 Q951 L953 2SC3576-JVC-T QQR1633-001 D954 C955 C964 R963 100/16 1F4G-T2 330/16 C909 R932 NQR0129-002X IC901 R904 TO CN303 MIP2C40MP 39/35 R934 C910 R961...
  • Page 29 Scart terminal seciotn R748 R747 R749 J701 2.2K 9.1K QNZ0636-001 R751 Q709 9.1K KRC102S-X Q708 KRC102S-X Not use R750 2.2K C671 C762 1500p R783 Q754 R761 R787 22/25 C654 2SC2412K/QRS/-X R769 470P Q753 C761 R786 C655 22/25 2SC2412K/QRS/-X 470P R782 100P C781 R764...

  • Page 30: Printed Circuit Boards

    Printed circuit boards Main board <01> GNB10030-001B K901 R964 K509 K510 R709 R706 L960 R723 R704 R753 C952 C702 R705 R965 R716 CN903 R735 R738 Q963 R981 EP901 R726 Q960 R715 C953 Q702 R962 Q962 C756 Q701 R711 C748 K501 EP902 L709 K504...
  • Page 31 Digital board <02> GNB10029-001B Scart board <03> GNB10031-001B Forward side TP100 C762 R212 C208 CN201 C148 C273 CN101 R761 R205 R137 C141 R211 R138 C140 C156 C209 R275 C109 R783 X301 R215 C101 C336 R214 C323 C322 C117 C120 C275 C207 C324 R311 R312...
  • Page 32 2-15 2-16...
  • Page 34 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.YD056SCH...

  • Page 35: Parts List

    PARTS LIST [XV-N320B,XV-N322S] * All printed circuit boards and its assemblies are not available as service parts. * (x_) in a description column shows the number of the used part. Area Suffix EK ------------------------ U.K. EU -------- Western Europe EY -------- Northern Europe...

  • Page 36: Exploded View Of General Assembly And Parts List

    Exploded view of general assembly and parts list Block No.M1MM FRONT SIDE Digital board "A" Operation switch board Main board VFD board Scart board "A" BACK SIDE "A" BACK SIDE 3-2(No.YD056)

  • Page 37: General Assembly

     Symbol No. Part No. Part Name Description Local GN10059-020A FRONT PANEL only ver.320 GN10059-021A FRONT PANEL only ver.322 GN40020-002A JVC MARK GN20111-001A WINDOW SCRREN GN20110-001A PUSH BUTTON only ver.320 GN20110-005A PUSH BUTTON only ver.322 QYSDSF2608ZA TAP SCREW FOR PUSH BUTTON(x3)

  • Page 38: Dvd Traverse Mechanism Assembly And Parts List

    DVD Traverse mechanism assembly and parts list Block No.M2MM GXL-Z1-21C Grease =JVG-31N =CFD-4007ZY2 =PG-641 =1401C < Back side > 0.1mm 63.3mm 10.5mm 0.1mm 3-4(No.YD056)

  • Page 39: Dvd Traverse Mechanism

    DVD Traverse mechanism Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LE20729-002A MECHA BASE LE20731-002A SPINDLE BASE QYSDST2604MA SCREW M2.6 x 4mm(x2) LE40931-001A SHAFT LE40995-001A BAR SPRING QYSPSTU2080MA TAP SCREW M2 x 8mm LE20730-002A FEED HOLDER QAR0165-001 FEED MOTOR LV41510-001A...

  • Page 40: Dvd Loading Mechanism Assembly And Parts List

    DVD Loading mechanism assembly and parts list Block No.M3MM ELM-J2-2C Grease JVG-31N JVS-1003 Back side (All circumferences) Switch board 3-6(No.YD056)

  • Page 41: Dvd Loading Mechanism

    DVD Loading mechanism Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local LE10275-006A LOADING BASE LE31043-001A PULLEY GEAR LE31042-001A MIDDLE GEAR LE20665-005A SLIDE CAM LE20666-003A ELEVATOR LE10276-002A TRAY LE31045-001A BUSHING LE40898-001A SHAFT QYSSSF2008Z TAP SCREW M2 x 8mm QAR0197-001 MOTOR LV42087-002A...

  • Page 42: Electrical Parts List

    2SC3928A/QR/-X TRANSISTOR C771 NDC31HJ-470X C CAPACITOR 47pF 50V J Q760 RT1P44QC-X DIGI TRANSISTOR  C901 QFZ9073-823 MM CAPACITOR 0.082uF AC250V M Q951 2SC3576-JVC-T TRANSISTOR C902 QCZ9079-102 C CAPACITOR 1000pF AC250V M Q952 RT1P441C-X DIGI TRANSISTOR  C903 QCZ9071-101 C CAPACITOR...

  • Page 43: Digital Board

     Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R717 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J K513 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R718 NRSA63J-392X MG RESISTOR 3.9kΩ 1/16W J K514 NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 44  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C124 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C351 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C125 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C352 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z...
  • Page 45  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R174 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R383 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J R175 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R384 NRSA63J-472X MG RESISTOR 4.7kΩ...

  • Page 46: Scart Board

    Scart board Block No. [0][3]  Symbol No. Part No. Part Name Description Local IC703 MM1505XN-X Q753 2SC2412K/QRS/-X TRANSISTOR Q753 or 2SC3928A/QR/-X TRANSISTOR Q754 2SC2412K/QRS/-X TRANSISTOR Q754 or 2SC3928A/QR/-X TRANSISTOR Q761 RT1N141C-X DIGI TRANSISTOR Q761 or KRC102S-X DIGI TRANSISTOR Q762 or KRA102S-X DIGI TRANSISTOR Q762...

  • Page 47: Packing Materials And Accessories Parts List

    Packing materials and accessories parts list Block No.M4MM except ver.EK only ver.EK INST BOOK SA ACCESSORIES SA (No.YD056)3-13...

  • Page 48: Packing And Accessories

    Packing and accessories Block No. [M][4][M][M]  Symbol No. Part No. Part Name Description Local GNT0059-004A INST BOOK ENGLISH only ver.EK GNT0059-016A INST BOOK RUSSIAN only ver.ER GNT0059-007A INST BOOK DUTCH only ver.EU GNT0059-028A INST BOOK PORTUGAL only ver.EU GNT0059-029A INST BOOK GREECE only ver.EU...

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