JVC XV-N50BK Service Manual
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JVC XV-N50BK Service Manual

JVC XV-N50BK Service Manual

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SERVICE MANUAL
2003
03
A0041
XV-N50BK,XV-N55SL
TV
DVD
STANDBY/ON
OPEN/
CLOSE
TV
DVD
TV1
TV2
TV3
1
2
3
TV4
TV5
TV6
4
5
6
TV7
TV8
TV9
7
8
9
TV-/--
TV0
MUTING
10
0
+10
TITLE/
TV/VIDEO
RETURN
GROUP
CANCEL
CH
+
VOL
VOL+
ENTER
CH
PREVIOUS
NEXT
CLEAR
SELECT
SLOW-
SLOW+
3D
PHONIC
ZOOM
VFP
PROGRESSIVE
SCAN
ANGLE
SUB TITLE
AUDIO
AMP
REPEAT
DIMMER
VOL
1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
Disassembly method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
3
Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
4
Description of major ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED
DVD VIDEO PLAYER
TABLE OF CONTENTS
Area Suffix (XV-N50BK)
Area Suffix (XV-N55SL)
J -------------------------- U.S.A.
J -------------------------- U.S.A.
C --------------------- Canada
C --------------------- Canada
B -------------------------- U.K.
E ------ Continental Europe
EN ------- Northern Europe
EV --------- Eastern Europe
EE ---- Russian Federation
UF ---------------------- China
XV-N50BK,XV-N55SL
No.A0041
2003/04

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Summary of Contents for JVC XV-N50BK

  • Page 1 XV-N50BK,XV-N55SL SERVICE MANUAL DVD VIDEO PLAYER A0041 2003 XV-N50BK,XV-N55SL Area Suffix (XV-N50BK) Area Suffix (XV-N55SL) J -------------------------- U.S.A. J -------------------------- U.S.A. C --------------------- Canada C --------------------- Canada B -------------------------- U.K. E ------ Continental Europe EN ------- Northern Europe EV --------- Eastern Europe...
  • Page 2 XV-N50BK,XV-N55SL SPECIFICATION General Readable discs DVD VIDEO, DVD-R (Video format), DVDRW(Video format), +RW (Video format),SVCD, Video CD, Audio CD (CD-DA),MP3/WMAformat, JPEG, CD-R/RW(CDDA,SVCD,Video CD, MP3/WMA format, JPEG) Video format NTSC, 480i (Interlaced scan) / 480p(Progressive scan) selectable Other Power requirements AC 120 V, 60 Hz Power consumption 11 W (POWER ON), 0.7 W (STANDBYmode)

  • Page 3: Important Safety Precautions

    XV-N50BK,XV-N55SL SECTION 1 Important Safety Precautions 1.1 Safety Precautions exposed metal part and a known good earth ground. (1) This design of this product contains special hardware and Measure the AC voltage across the resistor with the AC many circuits and components specially for safety purposes.
  • Page 4 XV-N50BK,XV-N55SL 1.5 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.
  • Page 5 XV-N50BK,XV-N55SL 1.7 Importance admistering point on the safety L953 P901 C904 C905 L954 B402 R910 L955 B104 D903 D955 B404 D902 L952 L951 B601 D960 C913 L710 R912 C914 B603 C952 D904 C955 R915 C953 R903 C906 Q951 C950 C959...
  • Page 6 XV-N50BK,XV-N55SL 1.8 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.
  • Page 7 XV-N50BK,XV-N55SL 1.9 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.

  • Page 8: Disassembly Method

    XV-N50BK,XV-N55SL SECTION 2 Disassembly method 2.1 Main body section 2.1.1 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 back of the main body.
  • Page 9 XV-N50BK,XV-N55SL 2.1.3 Removing the mechanism assembly (See Figure 2, Figure 5, Figure 6) • Prior to performing the following procedure, remove the top Mechanism assembly cover. • There is no need to remove the front panel assembly. CN101 (1) Insert a kind of screwdriver in a hole located in the right side of mechanism assembly, and push a lever until it can- not be inserted any further.
  • Page 10 XV-N50BK,XV-N55SL 2.1.5 Removing the rear panel (See Figure 8, Figure 9) • Prior to performing the following procedure, remove the top Rear panel cover. (1) Remove the eight screws E attaching the rear panel. (2) Disconnect the power cord from connector P901 on the power supply board (3) Remove tie band.
  • Page 11 XV-N50BK,XV-N55SL 2.2 Loading mechanism assembly 2.2.1 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 XV-N50BK,XV-N55SL 2.2.2 Removing the traverse mechanism assembly (See Figure 7) Reverse the loading mechanism assembly. Remove the four Loading mechanism screws B attaching the traverse mechanism assembly. Remove assembly the traverse mechanism assembly upward. Traverse mechanism assembly Fig.7 2.2.3 Removing the elevator (See Figure 8 and Figure 9) •...
  • Page 13 XV-N50BK,XV-N55SL 2.2.4 Removing the loading motor (See Figure 10 and Figure 11) • Prior to the following procedure, remove the tray, the traverse Loading base mechanism assembly, and the elevator. Belt (1) Remove the belt from the pulley. Pulley Slide cam Pulley (2) Remove two screws C attaching the loading motor.
  • Page 14 XV-N50BK,XV-N55SL 2.3 Traverse mechanism assembly 2.3.1 Removing the pickup (See Figure 12, Figure 13, and Figure 14) • 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.

  • Page 15: No.a0041)1

    XV-N50BK,XV-N55SL SECTION 3 Adjustment 3.1 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 " 0", and the main body turns to test mode. " " means the destination, and "0" means parameter adjust- ment status.
  • Page 16 XV-N50BK,XV-N55SL 3.4 All-initialization method Please perform all-initialization according to the following procedures in the following case: • Just after you exchange the pick-up. • Just after you exchange the spindle motor. • Just after you exchange the traverse mechanism base.
  • Page 17 XV-N50BK,XV-N55SL 3.6 Display of current value of laser (1) Set the main body at test mode. (2) Press "CHOICE" key of the remote controller three times. Then, FL display is displayed "CHECK". (3) The laser current value can be switched between the value of CD and that of DVD by pressing the following key of the remote controller.
  • Page 18 XV-N50BK,XV-N55SL 3.7.1 Tool for adjustment *Stud: One set (four studs), Part number: JIGXVS40 (Note: One of the four studs is not used here.) 3.7.2 Preparation for adjustment (1) See the disassembly procedure, and remove the Mechanism assembly from the main body.
  • Page 19 XV-N50BK,XV-N55SL 3.8 Upgrading of firmware The latest firmware for upgrading is updated in "Optical disc CSG" 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.
  • Page 20 XV-N50BK,XV-N55SL Attention when pick-up is exchanged Switch actuator (1) Flexible wire, pick-up spring, switch actuator, and lead spring are removed from an old pick-up (broken the one). Lead spring Guide: Flexible wire, pick-up spring and switch actuator,lead spring are removed without each decomposing while as- Pick-up sembled.
  • Page 21 Parameter adjustment status Set the main body at test mode, and check that the FL display shows " 0". 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.
  • Page 22 XV-N50BK,XV-N55SL 3.11Troubleshooting 3.11.1 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"...
  • Page 23 XV-N50BK,XV-N55SL 3.12Check points for each error 3.12.1 Spindle start error (1) Defective spindle motor • Are there several ohms resistance between each pin of CN101 "5-6","6-7","5-7"? (The power supply is turned off and measured.) • Is the sign wave of about 100mVp-p in the voltage had from each terminal? [ CN101"9"(H1+),"10"(H1-),"11"(H2+),"12"(H2-),"13"(H3+),"14"(H3-) ]...
  • Page 24 XV-N50BK,XV-N55SL 3.12.6 Spindle CLV NG • IC101 -- "27"(ARF-), "26(ARF+). • 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" and "Mechanism is defective(jitter)", etc. are thought.

  • Page 25: Description Of Major Ics

    XV-N50BK,XV-N55SL SECTION 4 Description of major ICs 4.1 74LVC373APW-X (IC512, IC513) : Octal D-type transparet latch • Pin Layout • Pin function Symbol Description D0-D7 Data Inputs Latch enable Input (active-high) Output enable Input (active-low) Q0-Q7 Data outputs Connect to ground...
  • Page 26 XV-N50BK,XV-N55SL 4.2 AK4381VT-X (IC402) : 2ch DAC • Pin layout MCLK DZFL BICK DZFR SDTI LRCK AOUTL+ AOUTL- CCLK AOUTR+ CDTI AOUTR- • Block diagram MCLK De-emphasis Clock Control Divider CCLK Interface DZFL CDTI DZFR AOUTL+ LRCK Audio Modulator Interpolator...
  • Page 27 XV-N50BK,XV-N55SL 4.3 AN8708FHK(IC101):Frontend processor • Pin layout • Pin function Pin No. Symbol Description GND1 Connect to ground LPC1 Laser input terminal (DVD) LPC01 Laser drive output terminal (DVD) LPC2 Laser input terminal (CD) LPC02 Laser drive output terminal (CD)
  • Page 28 XV-N50BK,XV-N55SL 4.4 BA5983FM-X (IC201) : 4-channel driver • Block diagram STAND BY Level Shift Level Shift Level Shift Level Shift STAND BY CH1/2/3 • Pin function Pin No. Symbol Description Pin No. Symbol Description VO4(-) O Inverted output of CH4...
  • Page 29 XV-N50BK,XV-N55SL 4.5 BA6664FM-X (IC251) : Spindle motor driver • Pin layout • Block diagram DRIVER GAIN SWITCH GAIN CONTROL CURRENT SENSE AMP HALL AMP TOROUE SENSE AMP SHORT BRAKE CK Q BRAKE MODE Hall Bias (No.A0041)1-29...
  • Page 30 XV-N50BK,XV-N55SL • Pin function (BA6664FM-X) Pin No. Symbol Description Non connect Output 3 for spindle motor Non connect Output 2 for spindle motor Non connect Non connect Output 1 for spindle motor Connect to ground Positive input for hall input AMP 1...
  • Page 31 XV-N50BK,XV-N55SL 4.6 K4S643232E-TC60(IC505):DRAM • Block diagram Data input register LDQM Bank select 512K x 32 512K x 32 512K x 32 512K x 32 Column decoder Latency & burst length LCKE Programming register LRAS LCBR LDQM LCAS LWCBR Timing register •...
  • Page 32 XV-N50BK,XV-N55SL 4.7 SST39VF160-9CEK (IC509) : 16M EEPROM • Pin layout /BYTE /RST • Block diagram 16,777,216Bit EEPROM X-Decoder Cell Array A19~A0 Address Buffer & Latches Y-Decoder Control Logic I/O Buffers & Data Latches DQ15~DQ0 • Pin function Symbol Pin name...
  • Page 33 XV-N50BK,XV-N55SL 4.8 MN103S26EDC-H (IC301) : Super optical disc controller • Terminal layout • Block diagram Host I/F DVD-ROM Analog MPEG I/F Formatter CD-PRE ATAPI High speed IO bus Instruction Servo I/O CGEN memory (core 1 I/O) (40KB) 32 bit CPU core...
  • Page 34 XV-N50BK,XV-N55SL Pin No. Symbol Description System control chip select Writing system control Read signal input from system controller 37~44 CPUDT7~0 I/O System control data CLKOUT1 Non connect MMOD Test mode switch signal NRST System reset MSTPOL Master terminal polarity switch input...
  • Page 35 XV-N50BK,XV-N55SL Pin No. Symbol Description LOUT Non connect AVDD Power supply terminal for analog circuit (3.3V) VCOF JFVCO control voltage TRCRS Input signal for track cross formation CMPIN Non connect LPFOUT Non connect LPFIN Pull-up to VHALF AVSS Connect to ground for analog circuit...
  • Page 36 XV-N50BK,XV-N55SL Pin No. Symbol Description NCS3FX ATAPI host chip select NCS1FX ATAPI host chip select Data sampling clock output I/O ATAPI host address 0 NPDIAG I/O ATAPI slave master diagnosis input I/O ATAPI host address 1 NIOCS16 Non connect INTRQ...
  • Page 37 XV-N50BK,XV-N55SL 4.9 PT6315(IC801):FL Display driverBlock diagram • Block diagram Control SG1/KS1 DOUT Serial Data SG16/KS16 Display Memory Interface (24bits x 12 Words) Segment Driver/ SG17/GR12 Grid Driver/ SG24/GR5 Key Scan Timing Generator Output Key Matrix LED1 Memory LED2 Driver LED3...
  • Page 38 XV-N50BK,XV-N55SL 4.10 UPD789074MC-026(IC701):System controller • Pin layout PROG S/COMP GAINCONT RESET E/OTHER LMUTE AVCO P.ON/STANDB CPURST TCLOSE MUTE TOPEN FLDIN AVCI FLDOUT REMO FLCLK SWCLOSE FLSTB SWOPEN INTP • Pin function Pin No. Symbol Description COMP/RGB-Y/C or PAL-NTSC Change signal input terminal...
  • Page 39 XV-N50BK,XV-N55SL 4.11 NDV8601VWA-BE(IC501):AV Decoder • Pin layout • Block diagram digital audio Video I/O port audio DAC NTSC Audio MPEG Video Audio digital audio output Video output Video SCART processor decoder processor encoder Serial serial XBUS XBUS port peripherals controller...
  • Page 40 XV-N50BK,XV-N55SL Pin No. Symbol Description MA10 SDRAM Address bus terminal MA11 Non connect VSSio Connect to ground 32,33 MA12,13 SDRAM Address bus, reserved for terminal compatibility with 64Mb SDRAM Power supply terminal 1.8V SDRAM Primary bank chip select VDDio Power supply terminal 3.3V...
  • Page 41 XV-N50BK,XV-N55SL Pin No. Symbol Description VDDio Power supply terminal 3.3V SSPOUT0 I/O SSP0 Data out or UART0 data-terminal-ready signal TXD0 I/O UART0 Serial data output to an external serial device RXD0 UART0 Serial data input from external serial device CTS0...
  • Page 42 XV-N50BK,XV-N55SL Pin No. Symbol Description I/O Programmable WAIT/ACK/RDY control VSSio Connect to ground 163~168 AD13~8 I/O Multiplexed address / data bus terminal VDDio Power supply terminal 3.3V PWE1 I/O Byte write enable for FLASH,EEPROM,SRAM or peripherals terminal Connect to ground...
  • Page 43 XV-N50BK,XV-N55SL (No.A0041)1-43...
  • Page 44 XV-N50BK,XV-N55SL VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY OPTICAL DISC CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan (No.A0041) Printed in Japan 200304WPC...

  • Page 45: Schematic Diagrams

    XV-N50BK,XV-N55SL SCHEMATIC DIAGRAMS DVD VIDEO PLAYER XV-N50BK,XV-N55SL CD-ROM No.SML200304 Area Suffix (XV-N50BK) Area Suffix (XV-N55SL) J -------------------------- U.S.A. J -------------------------- U.S.A. C --------------------- Canada C --------------------- Canada B -------------------------- U.K. E ------ Continental Europe EN ------- Northern Europe EV --------- Eastern Europe...
  • Page 46 XV-N50BK,XV-N55SL In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.

  • Page 47: Block Diagrams

    XV-N50BK,XV-N55SL Block diagrams Relay board section (SHEET 1) FROM T1CD T2CD F1CD F2CD RF+ RF- TR TC TD TA F2DVD F1DVD Pick-up Unit FROM LM+ LM- SWOPEN SWUPDN TO CN101 Loading motor assembly SHEET 2 FROM FM+ FM- TRVSW VH SM1 SM2 SM3 H1+ H2+ H3+ H1- H2- H3-...
  • Page 48 XV-N50BK,XV-N55SL DVD Servo control & AV decoder section (SHEET 2,3,4) CN502 FW501 CN101...
  • Page 49 XV-N50BK,XV-N55SL Video signal output terminal section (SHEET 5) SCOMP J602 TO SHEET 4 YOUT L611 S-VIDEO output COUT Composite video output L601 TO SHEET 3 J605 Component video CbOUT L612 output CrOUT L613 Y/COMPOSITE TO SHEET 6 TO CN651 SHEET 8...
  • Page 50 XV-N50BK,XV-N55SL Power supply & system controller section (SHEET 8) CN901 CN902,CN903 CN904 CN651 J603...
  • Page 51 XV-N50BK,XV-N55SL << MEMO >>...
  • Page 52 XV-N50BK,XV-N55SL Standard schematic diagrams Relay board section TO CN101 SHEET 2 QGF0522F1-50W NSW0127-001X TO Pick-up unit...
  • Page 53 XV-N50BK,XV-N55SL Digital data signal QGF1016F2-05W QGF1016F2-15W QGF0522F1-30W TO Loading TO Spindle motor ck-up unit motor assembly assembly SHEET 1...
  • Page 54 XV-N50BK,XV-N55SL Servo control section C144 0.01 C145 R125 C119 RFENV 560P C121 C115 C116 TP107 TRVSW IC101 TP25 R106 AN8708FHK TESTSG FBAL R107 C134 0.22 TBAL C136 1000P FEPEN C140 ARF- CPSCK SDOUT ARF+ C111 4700P C103 C102 TP101 DGND S3.3V...
  • Page 55 XV-N50BK,XV-N55SL TO SHEET 4 TO SHEET 4 TO SHEET 3 TO SHEET 3 D1.8V D3.3V S3.3V R341 5.6K DGND ODCIRQ2 R318 ODCIRQ R319 C347 TP309 0.1/16 TP308 ADSCIRQ TP307 D301 TP306 RB521S-30-X TP331 LADD17 C310 SGND 0.1/16 LADD16 CDLDCUR LADD15...
  • Page 56 XV-N50BK,XV-N55SL AV Decoder section TO SHEET 2 D1.8V D3.3V C521 TO SHEET 2 C524 C527 47/25 D3.3V 0.1/16 C512 MD10 MD11 C514 MD12 MD13 MD14 MD15 C515 DQM1 IC505 W986432DH-7 C511 C501 C516 MD10 MD11 R500 MD12 MD13 MD13 C517 0.1/16...
  • Page 57 XV-N50BK,XV-N55SL TO SHEET 2 TO SHEET 4 TP532 TP531 TP530 TP529 TP528 TP912 TP913 TP527 R505 R506 R507 R508 PWE0 R584 3.3K PWE1 C558 0.1/16 AD10 AD11 AD12 AD13 SCLK C559 R514 AD14 AD15 PWE2 AD16 C560 AD17 AD18 IC501...
  • Page 58 XV-N50BK,XV-N55SL FLASH-ROM Section TO SHEET 3 TO SHEET 2 IC509 SST39VF160-9CEK IC512 LADD16 LADD15 74LVC373APW-X R518 LADD14 LADD13 AD15 LADD12 LADD6 CN504 LADD11 QGB0807M1-A0 LADD10 AD14 LADD9 LADD5 LADD8 AD13 LADD4 LADD19 AD12 AD16 SRST PWE0 LADD16 R516 AD11 AD30...
  • Page 59 XV-N50BK,XV-N55SL D3.3V L503 C526 C530 C503 47/25 C502 100/6.3 TO CN902,CN903 S3.3V L502 L504 SHEET 8 C505 C504 C538 C537 47/25 47/25 FW501 QUM109-11DGZ4 D3.3V C570 C546 C509 C508 47/25 47/25 MGND L505 K519 C575 IC512 C574 C513 C510 74LVC373APW-X...
  • Page 60 XV-N50BK,XV-N55SL Video signal output terminal section C604 L601 K556 COUT NQR0007-002X R601 C603 D601 C602 R603 330P 1SS355-X 150P VGND YOUT TO SHEET 3 VGND C614 CbOUT VGND CrOUT L611 K557 VGND D611 R613 R611 1SS355-X C613 C612 C624 L612...
  • Page 61 XV-N50BK,XV-N55SL J605 QNN0572-001 R634 R614 C639 J602 0.1/16 QNN0557-001 D631 C638 1SS355-X 0.1/16 C640 R655 TO CN651 R697 R657 SHEET 8 Q691 100k KRC102S-X CN631 QGF1201C3-13 Video signal Audio signal SHEET 5 2-17...
  • Page 62 XV-N50BK,XV-N55SL Audio signal output terminal section R782 R788 SYS_COMP_MUTE TO SHEET 4 R751 R753 R759 2.2K 4.7K C753 R761 470p R783 C751 0.0033 IC751 R757 R755 R763 2.2K R1783 5.6K AMUTE AOUTL- AOUTL+ TO SHEET 4 R784 AOUTR- AOUTR+ DOUTCNT...
  • Page 63 XV-N50BK,XV-N55SL Q756 KRA102S-X Q757 2SC2412K/RS/-X R787 100K Q758 KRA121S-X R786 R783 Q755 KRC109S-X R1781 R1793 C757 R767 R773 R1783 5.6K IC752 NJM4580M-X R1785 5.6K R771 R769 Q751 C759 R1787 R1789 0.0022 2SC3576-JVC-T 5.6K C1783 C1784 100/16 100/16 R781 C763 150P...
  • Page 64 XV-N50BK,XV-N55SL FL Display & operation switch section DI801 QLF0118-001 R821 Q821 KRC107S-X D821 R804 204-10SUBC/A4UV 100K R822 Q822 KRC107S-X TO CN901 SHEET 8 STANDBY R807 CN801 QGF1201C3-14 C805 Q823 KRA102S-X R823 R802 D825 DGND SPR-325MVW/L/-T R1861 J1851 C1853 R1855 QNS0139-002...
  • Page 65 XV-N50BK,XV-N55SL IC801 PT6315 IC802 GP1UE271XK S805 QSW0651-001Z S802 S806 QGF1016F3-11 CN852 QSW0651-001Z QSW0651-001Z S803 C809 C804 C803 4.7/50 0.1/50 S807 QSW0651-001Z QSW0651-001Z S804 D803 1SS133-T2 QSW0651-001Z D804 1SS133-T2 D805 1SS133-T2 D806 1SS133-T2 R826 D822 Q825 204-10SUBC/A4UV KRC107S-X R827 CN802 QGF1016F3-11...
  • Page 66 XV-N50BK,XV-N55SL Power supply & system controller section EP951 QNZ0136-001Z C904 0.001/AC250V T901 QQS0197-001 L901 FC902 QQR0816-001 QNG0003-001Z D951 1F4-T2 C950 C908 R901 100/6.3 0.0033/1K FC901 D901 DI106 QNG0003-001Z D903 R910 1F4-T2 C907 C902 3.3M 0.068/AC250V D952 D902 P901 1F4-T2 1F4-T2...
  • Page 67 XV-N50BK,XV-N55SL CN901 QGF1201C3-14 Q951 CP951 2SC3576-JVC-T ICP-N10-T R951 C950 R952 C982 100/6.3 TO CN801 D960 C951 MTZJ2.0B-T2 SHEET 7 R954 R953 22/25 C808 C802 C954 C953 4.7/50 4.7/50 22/35 Q952 KRA104S-X R955 C993 EP952 QNZ0136-001Z EP953 QNZ0136-001Z D953 CN902 Q953...

  • Page 68: Printed Circuit Boards

    XV-N50BK,XV-N55SL Printed circuit boards Power supply & system control board J702 L710 R780 C762 Q753 R652 R779 R654 R658 CN651 R659 R670 R956 C960 C972 Relay board CN903 C1863 R1861 R1862 C1000 C1862 IC753 C1857 C187 R1859 R1872 C1855 C1859...
  • Page 69 XV-N50BK,XV-N55SL L953 C907 P901 L955 L954 EP951 R910 L952 C918 D955 D903 D902 C951 D960 L951 R912 C808 C915 C914 C953 D904 C802 C955 C902 C982 R915 R903 R952 C959 Q951 C906 C961 C954 R961 R968 C969 R955 R960 IC952...
  • Page 70 XV-N50BK,XV-N55SL Servo control & signal output terminal board (Forward side) C405 R401 C406 D401 D402 Q1782 R402 R1792 R1790 R1794 R1788 C403 R1786 C401 C400 IC402 IC401 C1784 R583 R578 C531 C765 R1785 C532 R1787 R770 R1789 R759 C760 C407...
  • Page 71 XV-N50BK,XV-N55SL CN731 C405 R401 C406 D401 IC505 IC513 D402 IC512 K501 C403 C401 C400 IC402 IC401 C517 C516 R502 IC509 R583 R578 C531 C532 K504 R517 C407 C408 R516 C528 R341 C533 R344 R575 R340 X571 C551 C342 R343 R301...
  • Page 72 XV-N50BK,XV-N55SL Servo control & signal output terminal board (Reverse side) CN731 SW501 TP913 TP303 TP532 TP304 TP533 TP912 TP531 TP314 TP318 TP529 TP315 TP320 TP305 TP528 TP316 TP321 TP530 TP527 TP317 TP322 TP332 TP319 TP325 R128 TP306 TP308 R280 TP309...
  • Page 73 XV-N50BK,XV-N55SL C406 Q1782 C754 R1782 TP401 TP546 IC751 R500 TP545 SW501 TP810 Q752 TP402 C753 TP542 TP884 R1781 C599 TP812 TP883 C598 C408 TP882 TP913 TP860 TP838 TP534 Q1781 C597 TP863 TP547 TP839 TP532 TP864 TP840 TP533 TP912 TP548 TP531...
  • Page 74 XV-N50BK,XV-N55SL VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY OPTICAL DISC CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan Printed in japan No.A0041SCH 200304(V)

  • Page 75: Table Of Contents

    [XV-N50BK,XV-N55SL] * 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-N50BK) J -------------------------- U.S.A. C --------------------- Canada Area Suffix (XV-N55SL) J -------------------------- U.S.A.

  • Page 76: Xv-N50Bk,Xv-N55Sl

    XV-N50BK,XV-N55SL EXPLODED VIEW OF GENERAL ASSEMBLY AND PARTS LIST Block No.M1MM Grease JVS-1003 Operation switch board display board BACK SIDE BACK SIDE Relay board Servo control& signal output terminal board BACK SIDE Power supply board 3-2(No.A0041)
  • Page 77 GN20060-001A FITTING BASE 50C,50J GN20060-002A FITTING BASE only XV-N55SL QUQ412-1322CJ FFC WIRE only XV-N55SL for Europe QYSBSGY3008M SPECIAL SCREW 21P OUT(x2) only XV-N55SL for Europe <Local area> XV-N50BK 50J:J 50C:C (No.A0041)3-3 XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...

  • Page 78: Dvd Traverse Mechanism Assembly And Parts List

    XV-N50BK,XV-N55SL DVD TRAVERSE MECHANISM ASSEMBLY AND PARTS LIST Block No.M2MM EXL-V76-1C Grease JVG-31N PG-641 CFD-4007ZY2 9.5mm BACK SIDE SIDE BACK SIDE 12.0mm 0.2mm 65.3mm 0.2mm 3-4(No.A0041)
  • Page 79 XV-N50BK,XV-N55SL DVD TRAVERSE MECHANISM Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local LE10274-003A MECHA BASE LE40896-001A BAR SPRING LV41121-002A SHAFT QAR0165-001 FEED MOTOR LV41510-001A FEED GEAR T QYSPSPU2040M SCREW 2mm x 4mm(x2) LV41511-003A FEED GEAR M...

  • Page 80: Dvd Loading Mechanism Assembly And Parts List

    XV-N50BK,XV-N55SL DVD LOADING MECHANISM ASSEMBLY AND PARTS LIST Block No.M3MM ELM-J3-1C Grease JVG-31N JVS-1003 (All circumferences) BACK SIDE Switch board 3-6(No.A0041)
  • Page 81 XV-N50BK,XV-N55SL DVD LOADING MECHANISM Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local LE10275-003A LOADER BASE LE31043-001A PULLEY GEAR LE31042-001A MIDDLE GEAR LE20665-001A SLIDE CAM LE20667-001A ELEVATOR LE10276-002A TRAY LE31045-001A BUSHING LE40898-001A SHAFT QYSSSF2008Z SCREW 2mm x 8mm...

  • Page 82: Electrical Parts List

    C CAPACITOR 0.1uF 16V K C333 NCB31CK-104X C CAPACITOR 0.1uF 16V K C116 NCB31CK-104X C CAPACITOR 0.1uF 16V K C334 NCB31CK-104X C CAPACITOR 0.1uF 16V K <Local area> XV-N50BK 50J:J 50C:C 3-8(No.A0041) XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...
  • Page 83 C CAPACITOR 0.1uF 16V Z C793 QETN0JM-107Z E CAPACITOR 100uF 6.3V M C558 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C794 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z <Local area> XV-N50BK 50J:J 50C:C (No.A0041)3-9 XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...
  • Page 84 CMF RESISTOR 200Ω 1/16W D R336 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J R762 NRVA63D-201X CMF RESISTOR 200Ω 1/16W D R337 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J <Local area> XV-N50BK 50J:J 50C:C 3-10(No.A0041) XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...
  • Page 85 MM CAPACITOR 0.068uF AC250V M  C904 QCZ9079-102 C CAPACITOR 1000pF AC250V M C906 QCZ9079-102 C CAPACITOR 1000pF AC250V M C907 QETM2DM-566 E CAPACITOR 56uF 200V M only ver.J,C <Local area> XV-N50BK 50J:J 50C:C (No.A0041)3-11 XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...
  • Page 86 X701 QAX0756-001Z C OSCILLATOR Europe except XV-N55SL R802 NRSA63J-101X MG RESISTOR 100Ω 1/16W J GN30006-020A SPACER for ver.UF R804 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J <Local area> XV-N50BK 50J:J 50C:C 3-12(No.A0041) XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...
  • Page 87 XV-N50BK,XV-N55SL  Symbol No. Part No. Part Name Description Local except XV-N55SL GN30006-021A SPACER for ver.UF E3400-431 SPACER (x2) GN30006-016A SPACER 55UF GN30006-017A SPACER 55UF <Local area> XV-N50BK 50J:J 50C:C (No.A0041)3-13 XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF...

  • Page 88: Packing Materials And Accessories Parts List

    XV-N50BK,XV-N55SL PACKING MATERIALS AND ACCESSORIES PARTS LIST Block No.M4MM INST BOOK SA FRONT INST BOOK SA A1 A15 INST BOOK Important..WARRANTY CARD 3-14(No.A0041)
  • Page 89 GN20069-001A PACKING PAD(L) 55UF GN20068-001A PACKING PAD(R) only XV-N55SL for Europe GN20066-001A PACKING PAD(R) only ver.J,C GN20070-001A PACKING PAD(R) 55UF GN30068-001A SHEET ASSY <Local area> XV-N50BK 50J:J 50C:C XV-N55SL 55J:J 55C:C 55B:B 55E:E 55EN:EN 55EV:EV 55EE:EE 55UF:UF (No.A0041)3-15...

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