Table of Contents
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SERVICE MANUAL
MICRO COMPONENT SYSTEM
REMOTE CONTROL RM-RXUV5R
DIMMER
DISPLAY
AHB PRO
PROGRAM RANDOM
BASS
TA PE
VOLUME
Contents
Flow of functional operation
until TOC read
SLEEP
FM MODE
MD/AUX
AUTO
PRESET
CD
REPEAT
TREBLE
CANCEL
UP
SET
DOWN
STANDBY/ON
MD/
AUX
TUNER
CD
REC
BAND
REV.
MODE
TAPE
PHONES
1-2
1-3
1-4
1-14
1-18
This service manual is printed on 100% recycled paper.
COPYRIGHT
2000 VICTOR COMPANY OF JAPAN, LTD.
AUT
O
T A PE
SELECT
O R
AUTO REVERSE
T APE
COMPACT
DIGITAL AUDIO
VERTICAL DISC
LOADING MECHANISM
MICRO COMPONENT SYSTEM
AHB
PRO
VOLUME
TIMER
CLOCK
CD
OPEN/CLOSE
FM/AM
CD
DOWN
MULTI CONTROL
UP
UX-V30
Area Suffix
UF
China
1-19
1-19
1-20
No.20888
Dec. 2000
UX-V30
1-1
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Table of Contents
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Summary of Contents for JVC UX-V30
- Page 1 UX-V30 UX-V30 SERVICE MANUAL MICRO COMPONENT SYSTEM UX-V30 T A PE SELECT AUTO REVERSE T APE REMOTE CONTROL RM-RXUV5R DIMMER SLEEP COMPACT DIGITAL AUDIO DISPLAY FM MODE MD/AUX VERTICAL DISC AUTO LOADING MECHANISM AHB PRO PRESET PROGRAM RANDOM REPEAT BASS...
- Page 2 UX-V30 Safety Precautions 1. This design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorized in writing by the manufacturer.
- Page 3 UX-V30 Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam.
- Page 4 UX-V30 Disassembly method <Main body> Removing the rear cover (See Fig.1 and 2) Remove the eight screws A attaching the rear cover on the back of the body. Remove the two screws B attaching the rear cover on the bottom of the body.
- Page 5 UX-V30 Removing cassette mechanism Cassette mechanism assembly assembly (See Fig.5 and 6) Joint a Prior to performing the following procedure, remove the rear cover and the side panels. CN304 Disconnect the card wires from connector CN304 and CN305 on the main board on the left side of the CN305 body.
- Page 6 UX-V30 Heat sink Main board Removing the front panel assembly (See Fig.10 to 12) Prior to performing the following procedure, remove Fig.9 the rear cover, the side panels, the cassette mechanism assembly and the main board. Front panel assembly Disconnect the card wire from connector CN732 on the LCD board.
- Page 7 UX-V30 Removing the tuner & function board (See Fig.14) Prior to performing the following procedure, remove the rear cover, the side panels and the cassette mechanism assembly. Disconnect the card wire from connector CN1 on the tuner & function board.
- Page 8 UX-V30 <Cassette mechanism assembly> Prior to performing the following procedure, remove the rear cover, the side panels and the cassette Cassette door mechanism assembly. Removing the Opt.Dig.out board (See Fig.16) Remove the two screws K attaching the Opt.Dig.out board on the side of the cassette mechanism assembly.
- Page 9 UX-V30 <Front panel assembly> CD mechanism cover Prior to performing the following procedure, remove (CD mechanism assembly) the rear cover, the side panels, the cassette mechanism assembly, the main board and the front panel assembly. Removing the CD mechanism assembly (See Fig.18 to 21)
- Page 10 UX-V30 CD door switch board Removing the LED board (B) (See Fig.22) CD servo control Prior to performing the following procedure, remove Hook i board the CD mechanism assembly. Remove the screw P attaching the LED board (B). Removing the CD door switch board (See Fig.22)
- Page 11 UX-V30 <<Cassette Mechanism Section>> Cassette mechanism Removing the Playback/Recording & Eraser Head ( See Figs. 1 and 2 ) 1. While shifting the trigger arms seen on the right side of the head mount in the arrow direction, turn the flywheel R in counterclockwise direction...
- Page 12 UX-V30 Removing the Head amplifier & Mechanism control P.C. board Belt (See Fig. 4) Main motor 1. Remove the cassette mechanism assembly. assembly 2. After turning over th cassette mechanism assembly, remove the three screws "1" retaining the head amplifier & mechanism control P.C. board.
- Page 13 UX-V30 Removing the Flywheel (See Figs. 7 and 8) Flywheel R Flywheel L 1. Remove the head amplifier & mechanism control P.C. board. 2. Remove the main motor assembly. 3. After turning over the cassette mechanism, remove the slit washers "b" and "c" fixing the capstan shafts R and L, and pull out the flywheel R and L respectively from behind the cassette mechanism.
- Page 14 UX-V30 Main adjustment Tuner section Measurement Instruments Required for Adjustment B/E/EN version 1. Low frequency oscillator FM Band cover: 87.5 108MHz This oscillator should have a capacity to output MW Band cover: 522 1,629kHz 0dBs to 600 at an oscillation frequency of...
- Page 15 UX-V30 << >> Arrangement of Adjusting Position Cassette mechanism section Cassette mechanism section (Back side) Head azimuth Head azimuth adjusting screw adjusting screw (Forward side) (Reverse side) Head azimuth Head azimuth Playback/Recording & adjusting screw adjusting screw eraser head (Forward side)
- Page 16 UX-V30 Tape Recorder Section Measurement Adjusting Standard Items Measurement method conditions positions Values Adjust the head Confirmation Test tape 1 Playback the test tape VTT703L (8kHz) Maximum azimuth screw of head angle : VTT703L (8kHz) 2 With the recording & playback mechanism,...
- Page 17 UX-V30 Electrical Performance Adjusting Measurement Standard Items Measurement method positions conditions Values L ch AC-225 Adjustment of Mode: Forward or 1 With the recording and playback : VR101 : 4.20 recording bias reverse mode mechanism, load the test tapes (AC-514 to...
- Page 18 UX-V30 Flow of functional operation until TOC read Check Point Slider turns REST Power Key Power ON Check that the voltage at the pin17 SW ON. of CN604 is 0V (a moment)? Automatic tuning of TE offset Check that the voltage at the...
- Page 19 UX-V30 Maintenance of laser pickup Replacement of laser pickup (1) Cleaning the pick up lens Befor you replace the pick up, please try to Turn off the power switch and,disconnect the clean the lens with a alcohol soaked cotton power cord from the ac outlet.
- Page 20 UX-V30 Description of major ICs LA6541-X(IC541) : Servo Driver 1. Pin Layout & Block Diagram Vref Vin4 Vin3 Level B T L B T L Level RESET shift driver driver shift Level B T L B T L Level Regulator...
- Page 21 UX-V30 MN35510 (IC651) : DIGITAL SERVO&DIGITAL SIGNAL PROCESSER 1. Terminal Layout 20 ~ 41 ~ 2.Block Diagram LRCKIN(MSEL) AVSS1 8TIMES BCLK(SSEL) AVDD1 DIGITAL OVER SAMPUNC SRDATAIN OUTR DEEMPHSIS DIGITAL FILTER 1BIT (PSEL) LOGIC IOSEL CLVS BLKCK OUTL CLDCK SBCK SUBC...
- Page 22 UX-V30 3. Description symbol I/O Description symbol I/O Description Tracking error shunt signal output(H:shunt) BCLK Not used LRCK Not used PLAY Not used SRDATA WVEL Not used Not used DVDD1 Power supply (Digital) RF signal input DVSS1 Connected to GND...
- Page 23 UX-V30 AN8806SB-W(IC301) :RF&SERVO AMP 1.Pin layout 36 PDAC PD 1 LD 2 35 PDBD LDON 3 34 PDF 33 PDE LDP 4 32 PDER VCC 5 31 PDFR RF- 6 30 TBAL RF OUT 7 RF IN 8 29 FBAL C.AGC 9...
- Page 24 UX-V30 3. Pin function Pin No. symbol Function APC amp . Input terminal APC amp . Output terminal LD ON LD ON/OFF control terminal Connect to GND Power supply RF amp . Reversing input terminal RFamp . Output terminal RF OUT...
- Page 25 UX-V30 UPD78064GF-108 (IC701): System CPU 1.Pin layout 2.Pin function Symbol Function Symbol Function [RESET/CLOSE] switch USDATA Serial data URESET/CLOSE Abnormal voltage detection 1 USCK Serial clock USAFETY1 Abnormal voltage detection 2 UQRIN CD Q code data USAFETY0 Body key input 1...
- Page 26 UX-V30 LA1838(IC102): FM AM IF AMP&detector, FM MPX Decoder 1. Block Diagram DECODER RF.AMP ANIT-BIRDIE MUTE BUFF STEREO P-DET AM IF PILOT 384KHz COMP S-METER AM/FM S-CLRVE S-METER IF-BUFF TUNING STEREO DRIVE DRIVE FM IF 2. Pin Function Symbol Function...
- Page 27 UX-V30 LC72136N (IC121) : PLL Frequency Synthesizer 1. Pin layout FM/AM LPFOUT LPFIN CLOCK FM/ST/VCO FMIN AM/FM AMIN IFCONT SDIN IFIN 2. Block diagram Phase Reference Detector Driver Charge Pump Swallow Counter Swallow Counter 1/16,1/17 4bit 1/16,1/17 4bit Unlock Detector...
- Page 28 UX-V30 BA15218N (IC342/IC343/IC391/IC453IC362/IC363) : Dual Ope. Amp. OUT1 +IN1 +IN1 GND +IN2 -IN2 OUT2 Vcc BU4094BCF-X(IC304,IC303):Serial to parallel port extension 1.Pin layout 2.Block diagram STROBE DATA OUTPUT ENABLE DATA 8-STAGE CLOCK SERIAL SHIFT REGISTER OUTPUT CLOCK 8-BIT STROBE LATHES 3-STATE...
- Page 29 UX-V30 GP1U271X (IC701) : Receiver for remote – Limiter Integrator Comparator Amp. Demodulator B.P.F Vout LB1641 (IC501) : DC Motor Driver 1. Pin Layout GND OUT1 P1 IN2 VCC1 VCC2 P2 OUT2 2. Pin Functions Input Output Mode OUT1 OUT2...
- Page 30 UX-V30 AN7345(IC302) PB/REC AMP NF1 OUT1 CTL1 RIN1 RNF1 ROUT1 REPPLE Source CTRL CTRL EQ2 CTL2 OUT2 RIN2 RNF2 ROUT2 2. Pin Function Symbol Function Symbol Function Power supply Playback amplifier input Repple filter Playback amplifier input EQCTL EQ control...
- Page 31 UX-V30 LC75342 1-31...
- Page 32 UX-V30 3. Pin function Pin No. symbol Function Serial data input pin for control Chip enable pin Ground TEST TEST pin for electronic volume control LOUT Volume+equalizer output Bas-band filter comprising capacitor and resistor connection LBASS2 LBASS1 Bas-band filter comprising capacitor and resistor connection...
- Page 33 UX-V30 LC72723 Pin Assignment Block diagram VREF FLOUT CIN Vdda CLOCK Vddd RECOVERY REFERENCE (57kHz) (1187.5kHz) VOLTAGE Vssa VREF Vssd 57kHz ANTIALIASING DATA SMOOTHING RDDA MPXIN (SCF) FILTER FILTER DECODER RDCL MDDE (128-bits) CLK(4.332MHz) RDS-ID RDS-ID/ TEST TEST DETECT READY XDUT 3.
- Page 34 UX-V30 <<MEMO>> 1-34...
- Page 35 UX-V30 Block diagram...
- Page 36 UX-V30 UX-V30 Standard schematic diagrams CPU & LCD driver circuit (UX-V30) TUNER SIGNAL...
- Page 37 UX-V30 CD servo circuit (UX-V30) CD SIGNAL...
- Page 38 UX-V30 UX-V30 Power amplifier circuit (UX-V30) CD SIGNAL TAPE P. B. SIGNAL TUNER SIGNAL Parts are safety assurance parts. AUX IN SIGNAL When replacing those parts make sure to use the specified one. MAIN SIGNAL...
- Page 39 UX-V30 Tuner circuit (UX-V30) FM/TUNER MAIN SIGNAL AM SIGNAL...
- Page 40 UX-V30 UX-V30 Cassette mecha control circuit SG-10SF3 FA1A4ZX Q102 1SR139-100T 0.033 C104 R108 5.6K R104 1.2K MSI-5U2LWA R102 Q101 FA1A4ZX 1.8K IC31 BA3126N R304 C111 R112 2.2K FW31 CN32 0.0012 QGB2011M1-10 VWS304-06A13K R111 R301 IC32 C374 AN7317 R211 100/10 C211...
- Page 41 UX-V30 Power supply circuit (UX-V30) Power supply circuit (FS-V30) Parts are safety assurance parts. When replacing those parts make Parts are safety assurance parts. sure to use the specified one. When replacing those parts make sure to use the specified one.
- Page 42 UX-V30 UX-V30 Printed circuit boards Main board...
- Page 43 UX-V30 Micon P. C. board...
- Page 44 UX-V30 UX-V30 CD board 2-10...
- Page 45 UX-V30 Tuner P. W. B 2-11...
- Page 46 UX-V30 UX-V30 <<MEMO>> 2-12...
- Page 47 UX-V30 PARTS LIST [ UX-V30 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix UF ----------------------China - Contents - Exploded view of general assembly and parts list 3- 3 Cassette mechanism and parts list...
- Page 48 UX-V30 <<MEMO>>...
- Page 49 UX-V30 Exploded view of general assembly and parts list Block No. Main board...
- Page 50 UX-V30 UX-V30 (General assembly) (General assembly) Parts list Parts list Block No. M1MM Block No. M1MM Item Parts number Parts name Q'ty Description Area Item Parts number Parts name Q'ty Description Area GV40073-001A EJECT KNOB GV10020-018A FRONT PANEL GV40085-002A DOOR SPRING...
- Page 51 UX-V30 Cassette mechanism assembly and parts list Block No. SLC-S1YPM Cassette switch board Head amplifier & mechanism control board...
- Page 52 UX-V30 (Cassette mechanism) Parts list Block No. M2MM Item Parts number Parts name Q'ty Description Area VKS1165-00G CHASSIS B.ASS'Y VKS2274-002 REEL GEAR VKW5286-002 B.T. SPRING VKS5559-001 PLAY IDLE GEAR VKS5597-00A BUND ASS'Y VKW5296-001 EARTH SPRING VKR4749-003 IDLE PULLEY VKH5786-003 SHAFT...
- Page 53 UX-V30 Grease point 1/3 Grease EM-30L EM-30L UD-24 LEN-320M EM-30L EM-30L Fig.1 Fig.2 Fig.2 Fig.1 EM-30L Fig.3 Fig.3 Fig.4 EM-30L EM-30L EM-30L EM-30L Fig.4 (Remove the Head mount Ass'y on the Chasis Base)
- Page 54 UX-V30 Grease point 2/3 EM-30L EM-30L Fig.1 Fig.5 Fig.5 Fig.1 EM-30L Fig.2 Fig.4 Fig.2 Fig.3 LEN-320M Note: It is a putting up of the control cam to UD-24H(Hanarl) and EM-30L LEN-320M(Grease)dipping on the Control cam Fig.4 Fig.3...
- Page 55 UX-V30 Grease point 3/3 EM-30L EM-30L EM-30L EM-30L Fig.1 Fig.2 Fig.2 Fig.1 Fig.3 Fig.5 Fig.6 Fig.4 UD-24 Fig.4 UD-24 Fig.3 EM-30L EM-30L Fig.5 Fig.6...
- Page 56 UX-V30 (Main board) Block No. 01 Electrical parts list Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area C 901 QFLK1HJ-104Z TF CAPACITOR .10MF 5% 50V C3104 QETC1AM-336Z E CAPACITOR 33MF 20% 10V C 902...
- Page 57 UX-V30 (Main board) Block No. 01 Electrical parts list Item Remarks Item Parts number Parts name Remarks Area Parts number Parts name Area D9504 MTZJ9.1C-T2 Z DIODE I/M R1401 QRE141J-223Y C RESISTOR 22K 5% 1/4W D9600 MTZJ27B-T2 Z. DIODE I/M...
- Page 58 UX-V30 (Main board) Block No. 01 Electrical parts list Item Parts number Parts name Remarks Area R9004 QRE141J-471Y C RESISTOR 470 5% 1/4W R9005 QRE141J-152Y C RESISTOR 1.5K 5% 1/4W R9006 QRE141J-272Y C RESISTOR 2.7K 5% 1/4W R9007 QRE141J-681Y C RESISTOR...
- Page 59 UX-V30 (Micon board & regurator) Block No. 02 Electrical parts list Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area BL801 QLL0050-002 LAMP BLUE LAMP D8205 MTZJ10C-T2 Z.DIODE I.M BL802 QLL0050-002 LAMP BLUE LAMP D8206 MTZJ10C-T2 Z.DIODE I.M...
- Page 60 UX-V30 (Micon board & regurator) Block No. 02 Electrical parts list Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area R7639 NRSA02J-222X MG RESISTOR R8018 NRSA02J-562X MG RESISTOR R7641 NRSA02J-102X MG RESISTOR R8019 NRSA02J-103X MG RESISTOR...
- Page 61 UX-V30 (CD board) Block No. 03 Electrical parts list Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area CN601 QGF1201F3-13 CONNECTOR D6063 1SS355-X DIODE CN602 QGF1201F3-10 CONNECTOR IC601 AN8806SB-W CN603 QGF1016F1-16 FFC/FPC CONNE IC602 LA6541-X...
- Page 62 UX-V30 Electrical parts list (CD board) Block No. 03 Item Parts number Parts name Remarks Area R6081 NRSA02J-0R0X MG RESISTOR R6082 NRSA02J-392X MG RESISTOR R6121 NRSA02J-101X MG RESISTOR R6124 NRSA02J-0R0X MG RESISTOR W 604 QJP001-032001 CONNECTOR X6051 QAX0413-001Z CRYSTAL 3-16...
- Page 63 UX-V30 (Tuner board) Electrical parts list Block No. 04 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area NCB21HK-223X C CAPACITOR IC 2 LC72136N NCB21HK-103X C CAPACITOR QNB0014-001 ANT TERMINAL EETC1CM-106ZJC E.CAPACITOR QQR0796-002 COIL BLOCK...
- Page 64 UX-V30 (Head amp board) Block No. 05 Electrical parts list Item Remarks Item Parts number Parts name Remarks Area Parts number Parts name Area C 101 NCS21HJ-821X C CAPACITOR 820PF 5% 50V IC 33 BU4094BCF-X C 102 NCS21HJ-221X C CAPACITOR...
- Page 65 UX-V30 (Head amp board) Block No. 05 Electrical parts list Item Remarks Parts number Parts name Area R 315 NRSA02J-100X MG RESISTOR 10 5% 1/10W R 316 NRSA02J-223X RES. C.M 22K 5% 1/10W R 317 NRSA02J-100X MG RESISTOR 10 5% 1/10W...
- Page 66 UX-V30 Packing materials and accessories parts list Block No. Block No. A3,A4 3-20...
- Page 67 UX-V30 (Packing) Parts list Block No. M3MM Item Parts number Parts name Q'ty Description Area QPA02503503P POLY BAG FOR INST. BOOK GV20061-001A CARTON GV10038-001A CUSHION(TOP) GV10039-001A CUSHION(BOTTOM) GV30126-001A POLYBAG 8000041211 PACKING CUSHION FOR SPEAKER 8000041201 PACKING CUSHION FOR SPEAKER 8500032741...
- Page 68 UX-V30 UX-V30 VICTOR COMPANY OF JAPAN, LIMITED AUDIO & COMMUNICATION BUSINESS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan No.20888 1-35 200012(O)