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Instruction Manual
SERVICE MANUAL
2004
8
YD034
KARAOKE
DVD
STANDBY/ON
OPEN
/CLOSE
DISPLAY
1
2
3
4
5
6
7
8
9
10
0
+10
RESERVE
RETURN
TITLE/GROUP
CANCEL
ENTER
PREVIOUS
NEXT
CLEAR
SELECT
SLOW-
SLOW+
SOUND
EFFECT
REPEAT
VFP
KARAOKE
VOCAL
KARAOKE
PROGRESSIVE
SCAN
SOUND
ANGLE
SUB TITLE
AUDIO
ZOOM
ECHO
KEY+
SLIDE EFFECT
DIMMER
KEY
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
DVD PLAYER
XV-N318S
V I D E O
XV-N318SUS2C, XV-N318SUG2C, XV-N318SUX2C, XV-N318SUF2C, XV-N318SUB2C
TABLE OF CONTENTS
COPYRIGHT © 2004 Victor Company of Japan, Limited
Area Suffix
US ---------------- Singapore
UG -
Turkey,South Africa,Egypt
UX ------------- Saudi Arabia
UF ---------------------- China
UB --------------- Hong Kong
No.YD034
2004/8
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Table of Contents
Related Manuals for JVC XV-N318S
Summary of Contents for JVC XV-N318S
- Page 1 SERVICE MANUAL DVD PLAYER YD034 2004 XV-N318S Area Suffix US ---------------- Singapore UG - Turkey,South Africa,Egypt UX ------------- Saudi Arabia UF ---------------------- China UB --------------- Hong Kong KARAOKE STANDBY/ON OPEN /CLOSE DISPLAY RESERVE RETURN TITLE/GROUP CANCEL V I D E O...
- Page 2 SPECIFICATION Specifications and appearance are subject to change without prior notice. XV-N318S for US,UG,UX,UF,UB 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, MPEG-4)
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Page 3: Precaution
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 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 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.
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Page 7: Specific Service Instructions
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. (No.YD034)1-7... -
Page 8: 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 front panel assembly (See Figure 5, Figure 6 ) • Prior to performing the following procedure, remove the top Front panel assembly CN502 cover/mechanism assembly (1) Disconnect the card wire from connector CN502 on the main board. (2) Disconnect the flat wire from connector CN702 on the main...
- Page 10 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 11 3.2.2 Removing the traverse mechanism assembly (See Figure 7) (1) Reverse the loading mechanism assembly. Loading mechanism (2) A card wire is removed from a FFC holder. assembly (3) Remove the four screws B attaching the traverse mecha- nism assembly. Remove the traverse mechanism assem- bly upward.
- Page 12 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 gear. Motor Pulley Slide cam Pulley gear (2) Remove two screws C attaching the loading motor.
- Page 13 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 thurust spring. (3) Lift i of the shaft 1, and pull out the shaft 1 from j.
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Page 14: 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 "N300J", and the main body turns to test mode. *The portion of "N300J"... - Page 15 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 16 Please confirm the operation of the undermentioned item after doing the repair and the upgrade of the firmware. Initialize Refer to the initialization method. Opening picture check (Power ON) It should be display "JVC" Muting working The noise must not be had to the performance beginning when you push "PLAY" button or at ON/STANDBY.
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Page 17: 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 18 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 "1-2","2-3","1-3"? (The power supply is turned off and measured.) • Is the sign wave of about 100mVp-p in the voltage had from each terminal? [ CN201"10"(H1+),"11"(H1-),"7"(H2+),"8"(H2-),"5"(H3+),"6"(H3-) ] (2) Defective spindle motor driver (IC251) •...
- Page 19 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 and driver is defective. • Additionally, "IC101 and IC301"...
- 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.YD034) Printed in Japan...
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Page 21: Schematic Diagrams
SCHEMATIC DIAGRAMS DVD PLAYER XV-N318S CD-ROM No.SML200408 Area Suffix US ---------------- Singapore UG - Turkey,South Africa,Egypt UX ------------- Saudi Arabia UF ---------------------- China UB --------------- Hong Kong KARAOKE STANDBY/ON OPEN /CLOSE DISPLAY RESERVE RETURN TITLE/GROUP CANCEL V I D E O... - Page 23 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 —...
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Page 24: Block Diagrams
Block diagrams Main section (SHEET 1) Power supply section (SHEET 2) CN702 FW810 CN901 CN101 CN201 CN202 PW901... - Page 25 RS232 DCLK R418 AOUTR+ 22/25 STANDBY LA10 R715 R419 3.9k MUTE LA11 DCOTI AOUTR- Q703 R221 MODE1 LA12 C421 R709 2SC3576-JVC-T MODE0 LA13 B3.3V B5.7V R380 R707 C703 6.8K LA14 470p R420 R210 MODE0 4.7k C707 470p R383 C307 LA15...
- Page 26 Power supply section T901 EP901 QQS0288-001 QNZ0136-001Z FC902 FC901 QNG0003-001Z R950 D951 R951 QNG0003-001Z C950 C906 R901 1F4-T2 100/6.3 D903 1000P DI106 -Vdisp C951 D960 B3.3V D905 C901 MTZJ3.6B-T2 DGND C907 0.082 TO PW901 D952 C902 R952 C952 1F4-T2 D902 B5.7V 39/35 SHEET 1...
- Page 27 Printed circuit boards Main board (Forward side) <01> GNB10018-001E TP55 TP56 C429 CN702 C322 R737 TP57 R719 R718 C709 R723 R720 C711 C320 R113 C415 C710 R317 IC402 K702 C417 C109 R413 R316 R401 C110 R412 R312 C111 C112 C313 L401 C978 C114...
- Page 28 Main board (Reverse side) <01> GNB10018-001E S504 S502 S505 S508 S503 S506 S507 CN503 C4001 CN202 R963 C256 R970 R261 R962 L702 TP43 TP967 TP964 TP965 TP760 CN502 PW901 R728 C718 C972 C217 R507 C742 C401 L706 R729 C975 K307 C390 R398 C509...
- Page 29 MIC Amplifier board <02> GNB10024-001A C826 R835 IC810 C827 C850 C817 C816 FW810 C841 R834 IC811 C812 R840 R838 C824 C815 C811 R826 C828 C818 R815 C842 R831 R819 J810 J811 C810 C820 R818 R816 R830 Power board <03> GNB10025-001B P901 CN901 C951...
- Page 30 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.YD034SCH...
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Page 31: Parts List
PARTS LIST [XV-N318S] * 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 (XV-N318S) US ---------------- Singapore UG - Turkey,South Africa,Egypt... - Page 32 Exploded view of general assembly and parts list Block No.M1MM Grease JVS-1003 FRONT Operation SIDE switch board "A" MIC Amplifier board Power board Main board "A" BACK SIDE "A" BACK SIDE 3-2(No.YD034)
- Page 33 General assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local GN10052-010A FRONT PANEL GN40020-002A JVC MARK GN20077-002A WINDOW SCREEN GN20079-002A PUSH BUTTON SL POWER GN30086-001A INDICATOR QYSDSF2608ZA TAP SCREW PUSH BUTTON(x2) GN20080-002A PUSH BUTTON SL PLAY...
- Page 34 DVD Traverse mechanism assembly and parts list Block No.M2MM EXL-Z1-1C Grease =JVG-31N =CFD-4007ZY2 =PG-641 =1401C < Back side > 0.1mm 63.3mm 10.5mm 0.1mm 3-4(No.YD034)
- Page 35 DVD Traverse mechanism Block No. [M][2][M][M] Symbol No. Part No. Part Name Description Local LE20729-001A MECHA BASE LE20731-001A SPINDLE BASE QYSDST2604M SCREW 2.6mm x 4mm(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 36 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.YD034)
- Page 37 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...
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Page 38: Electrical Parts List
2SC3928A/RS/-X DIGI TRANSISTOR C258 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z Q702 or 2SC2412K/RS/-X TRANSISTOR C259 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z Q703 2SC3576-JVC-T TRANSISTOR C260 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z Q704 RT1P141C-X DIGI TRANSISTOR C261 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z... - Page 39 Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C337 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C721 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C339 QETN0JM-107Z E CAPACITOR 100uF 6.3V M C727 NCB31HK-151X C CAPACITOR 150pF 50V K...
- Page 40 Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R224 NRSA63J-682X MG RESISTOR 6.8kΩ 1/16W J R391 NRSA63J-330X MG RESISTOR 33Ω 1/16W J R251 NRS125J-R47X MG RESISTOR 0.47Ω 1/2W J R392 NRSA63J-0R0X MG RESISTOR 0Ω...
- Page 41 MIC Amplifier board Symbol No. Part No. Part Name Description Local Block No. [0][2] L708 QQL232K-1R0Z COIL 1uH K L709 QQL232K-1R0Z COIL 1uH K Symbol No. Part No. Part Name Description Local L956 QQL244K-100Z COIL 10uH K L958 QQL244K-100Z COIL 10uH K...
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Page 42: Power Board
Power board Switch board Block No. [0][3] Block No. [0][4] Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local IC901 MIP2C40MP QGF1016F3-05 CONNECTOR FFC/FPC (1-5) IC902 TL431/A/-T QSW1007-001 DETECT SWITCH DET SW ... - Page 43 Packing materials and accessories parts list Block No.M4MM INST BOOK SA except ver.UB only ver.UB FRONT INST BOOK SA ACCESSORIES SA (No.YD034)3-13...
- Page 44 Packing and accessories Block No. [M][4][M][M] Symbol No. Part No. Part Name Description Local GNT0042-002A INST BOOK MANDARIN(REG)UF GNT0042-003A INST BOOK MANDARIN(US/UB) UB,US GNT0042-001A INST BOOK ENGLISH(U) except ver.UF GNT0042-004A INST BOOK ARABIC(UX/UG) UG,UX LE40932-006A SHEET A 3 QAM0027-002 CONVERSION PLUG ...