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JVC UX-V10GN

JVC UX-V10GN
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1-1
UX-V10GN
SERVICE MANUAL
MICRO COMPONENT SYSTEM
No.20886
Dec. 2000
COPYRIGHT 2000 VICTOR COMPANY OF JAPAN, LTD.
UX-V10GN
UX-V10GN
Contents
Safety precautions
Important for laser products
Disassembly method
Main adjustment
Flow of functional operation
until TOC read
Maintenance of laser pickup
Replacement of laser pickup
Description of major ICs
1-2
1-4
1-5
1-15
1-19
1-20
1-20
1-21
This service manual is printed on 100% recycled paper.
AUTO REVERSE
AUTO TAPE SELECTOR
DOWN
UP
MULTI CONTROL
TAPE
FM/AM
CD
STANDBY
PHONES
AUX
REC
REV
.
MODE
AHB
PRO
TIMER
CLOCK
VERTICAL DISC
LOADING MECHANISM
COMPACT
DIGITAL AUDIO
VOLUME
CD
OPEN/CLOSE
REMOTE CONTROL RM-SUXV10E
CANCELTREBLE
FM/AM
FM
MODE
DISPLAYSLEEP
AUX
TAPE CD
CD
BASS
AHB
PRO
DOWN
RANDOM
UP
AUTO
PRESET
REPEAT
SET
PROGRAM
VOLUME
TAPE
MICRO COMPONENT SYSTEM
UX-V10
Area Suffix
UF
UN
China
Indonesia
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JVC UX-V10GN Specifications

General IconGeneral
CD PlayerYes
TunerYes
Preset stations quantity30
BluetoothYes
USB PortYes
Number of channels2
Tuner typeDigital
Cassette deckNo
Supported radio bandsFM
Speaker type2-way
Playable media formatsCD, MP3

Summary

Safety Precautions

Leakage Current Check

Performs isolation check on exposed metal parts for electrical shock hazards.

Alternate Leakage Current Check Method

Uses an AC voltmeter and resistor/capacitor to measure leakage current.

UK Safety Precautions

Laser Product Safety Guidelines

Laser Warning Label Information

Details on laser product warnings and label reproduction.

Disassembly Method Overview

Main Body Disassembly Steps

Instructions for removing the rear cover and side panels of the main unit.

Cassette Mechanism Assembly Removal

Procedure to detach the cassette mechanism assembly.

Main Board and Heat Sink Removal

Steps to remove the main board and its associated heat sink.

Front Panel Assembly and Headphone Board Removal

Procedures for removing the front panel and headphone board components.

Tuner, Power Transformer, and AC Supply Board Removal

Steps for removing the tuner board, power transformer, and AC supply board.

Cassette Mechanism Assembly Disassembly

Opt.Dig.out Board Removal

Procedure to remove the Opt.Dig.out board from the cassette mechanism.

Cassette Mechanism Assembly Removal

Steps to remove the main cassette mechanism assembly.

Front Panel Assembly Disassembly

CD Mechanism Assembly Removal

Instructions for removing the CD mechanism assembly and its cover.

LED Board (A) Removal

Procedure to remove the LED board (A).

Front Panel Components Disassembly

Steps for removing LED board (B), door switch, servo control, motor, LCD, and operation boards.

Cassette Mechanism Section Details

PlaybackRecording & Eraser Head Removal

Procedure for removing the playback/recording and eraser head assembly.

PlaybackRecording & Eraser Head Reassembly

Steps for correctly reassembling the playback/recording and eraser head.

Head Amplifier & Mechanism Control P.C. Board Removal

Procedure to remove the head amplifier and mechanism control PC board.

Main Motor Assembly Removal

Instructions for removing the main motor assembly and related parts.

Flywheel Removal

Procedure for removing the flywheel components.

Reel Pulse P.C. Board and Solenoid Removal

Steps to remove the reel pulse PC board and solenoid.

Main Adjustment Procedures

Required Measurement Instruments

List of instruments needed for performing adjustments and measurements.

Measurement Conditions and Radio Input

Specifies measurement conditions and radio input signal parameters.

Tuner Section Adjustment

Details for adjusting the tuner section across different versions.

Measurement Precautions

Important considerations and warnings during measurement procedures.

Arrangement of Adjusting Positions

Cassette Mechanism Adjustment Positions

Diagrams showing adjustment points on the cassette mechanism.

Front Panel Assembly Adjustment Positions

Diagrams indicating adjustment points on the front panel assembly.

Tape Recorder Section Adjustments

Head Angle Confirmation Test

Procedure to confirm head angle using test tape VTT703L.

Tape Speed Confirmation Test

Procedure to confirm tape speed using test tape VT712.

Reference Values for Tape Confirmation

Reference values for tape speed difference and wow & flutter.

Electrical Performance Testing

Recording Current Adjustment

Procedure to adjust recording bias current for Lch and Rch.

RecordingPlayback Frequency Characteristics

Adjustment for output deviation between 1kHz and 10kHz.

Electrical Function Confirmation Values

Reference values for recording bias frequency and eraser current.

Functional Operation Flow

Laser Pickup Maintenance

Laser Pickup Lens Cleaning

Instructions for cleaning the laser pickup lens with an alcohol swab.

Laser Diode Life and Symptoms

Symptoms indicating a worn-out laser diode and RF output checks.

APC PC Board Semi-fixed Resistor

Information regarding the semi-fixed resistor for laser power adjustment.

Laser Pickup Replacement

Description of Major ICs - LA6541

LA6541 Pin Layout & Block Diagram

Diagrams showing the pin layout and internal block structure of the LA6541 IC.

LA6541 Pin Functions

Detailed description of each pin's function for the LA6541 IC.

MN35510 (IC651) IC Details

MN35510 Terminal Layout

Overview of the terminal layout for the MN35510 IC.

MN35510 Block Diagram

Internal block diagram illustrating the MN35510 IC's functionality.

MN35510 Pin Functions

Detailed description of each pin's function for the MN35510 IC.

General IC Pin Function Descriptions

AN8806 SB-W (IC301) IC Details

AN8806 SB-W Pin Layout

Pin layout diagram for the AN8806SB-W IC.

AN8806 SB-W Block Diagram

Block diagram illustrating the AN8806SB-W IC's circuitry.

AN8806 SB-W Pin Function

Detailed description of pin functions for the AN8806SB-W IC.

General IC Pin Function Listings

Detailed Pin Function Descriptions

Comprehensive list of pin functions for various integrated circuits.

UPD78064 GF-108 (IC701) IC Details

UPD78064 GF-108 Pin Layout

Pin layout diagram for the UPD78064GF-108 System CPU IC.

UPD78064 GF-108 Pin Function

Detailed pin function descriptions for the UPD78064GF-108 IC.

LA1838 (IC102) IC Details

LA1838 Block Diagram

Block diagram for the LA1838 FM/AM IF AMP & Detector IC.

LA1838 Pin Function

Detailed pin function descriptions for the LA1838 IC.

LC72136 N (IC121) IC Details

LC72136 N Pin Layout

Pin layout diagram for the LC72136N PLL Frequency Synthesizer IC.

LC72136 N Block Diagram

Block diagram for the LC72136N PLL Frequency Synthesizer IC.

LC72136 N Pin Function

Detailed pin function descriptions for the LC72136N IC.

BA15218 N (IC342 IC343 IC391 IC453 IC362 IC363) IC Details

BA15218 N Pin Layout

Pin layout for the BA15218N Dual Op. Amp.

BA15218 N Block Diagram

Block diagram for the BA15218N Dual Op. Amp.

BU4094 BCF-X (IC304,IC303) IC Details

BU4094 BCF-X Pin Layout

Pin layout for the BU4094BCF-X Serial to Parallel Port Extension IC.

BU4094 BCF-X Block Diagram

Block diagram for the BU4094BCF-X Serial to Parallel Port Extension IC.

GP1 U271 X (IC701) IC Details

GP1 U271 X Pin Layout

Pin layout for the GP1U271X Receiver for Remote IC.

GP1 U271 X Pin Functions

Description of pin functions for the GP1U271X Receiver for Remote IC.

LB1641 (IC501) IC Details

LB1641 Pin Layout

Pin layout for the LB1641 DC Motor Driver IC.

LB1641 Pin Functions

Description of pin functions for the LB1641 DC Motor Driver IC.

AN7345 (IC302) IC Details

AN7345 Block Diagram

Block diagram for the AN7345 PB/REC AMP IC.

AN7345 Pin Function

Detailed pin function descriptions for the AN7345 IC.

LC75342 IC Overview

LC75342 Pin Assignment

Pin assignment diagram for the LC75342 IC.

LC75342 Block Diagram

Block diagram for the LC75342 IC.

LC75342 Pin Function

LC75342 Detailed Pin Functions

Detailed list of pin functions for the LC75342 IC.

LC72723 IC Details

LC72723 Pin Assignment

Pin assignment diagram for the LC72723 IC.

LC72723 Block Diagram

Block diagram for the LC72723 IC.

LC72723 Pin Functions

Detailed description of pin functions for the LC72723 IC.

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