JVC XL-V440BK Service Manual

Contents
Page
Safety Precautions ............scececeseeeees dweweuiorenieatenteerssts «. 1-2
Important for Laser Products
Instruction Book
Block Diagram
(Servo & Microcomputer Section) ......... Sdbsniwanoeeuie 1-3
{Audio & Power Souce Section) ............. Sueuicwiocwa aus 1-5
Description of Major LSI ICs ........ caitainntestbeus sitatinneeea TT'
Other LSI ICs and Internal
Block Diagrams ..... ns Web eigaes ebieeaiertaneOaubivedeeles oaates . 1-12
Disassembly Procedures ...............ccsceceescecnsceeees +. 1-16
Olise
DIGITAL AUDIO
Page
LCD Panel Handling Precautions ...............:cs00eeeees 1-17
Application Points for Grease .............. Hivdscdesensase 1-18
Timing Chart for TOC Reading .............. ssgeecesvasey 1219)
Maintenance of Laser Pickup .
Adjustment Procedures .....
Important Waveforms .............cccecessenees
Troubleshooting .............. Sie sedshaedeameeas ita nsevesingt 1-27
Schematic Diagrams ................... auateeledeuwwewa sare Insertion
Connection Diagram ..............0.00005 ue sitansecasecwtand 1-35
Parts List .......... seececseesssseese O@PArate-Volume Insertion
No.2930
Jun
1986