JVC KV-V8 service manual

Page 1

KV-V8

SERVICE MANUAL

MOBILE VIDEO CASSETTE PLAYER

KV-V8

Comparison table

Item

KV-V8E

KV-V8J

 

 

 

Signal system

PAL

NTSC

 

 

 

Area Continental

Europe

U.S.A.

 

 

 

Contents

Area Suffix

E Continental Europe

J

North America

qSpecifications

qCAUTION

qInstructions

1. DISASSEMBLY

 

1.1

Disassembly flow chart

. . . . . 1-1

1.2

How to read the disassembly and assembly

. . . . . 1-1

1.3

Disassembly/assembly method

. . . . . 1-1

1.4

Service position

. . . . . 1-4

1.5

Mechanism service mode

. . . . . 1-4

1.6

Emergency display function

. . . . . 1-5

2. MECHANISM ADJUSTMENT

 

2.1

Before starting repair and adjustment

. . . . . 2-1

2.2

Replacement of major parts

. . . . . 2-4

2.3

Installation of major parts (Mechanism phase alignment)

. . . . . 2-9

2.4

Mechanism timing chart

. . . . 2-11

2.5

Compatibility adjustment

. . . . 2-12

3. ELECTRICAL ADJUSTMENT

3.1 Precaution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 3.2 Servo circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

5. PARTS LIST

5.1 PACKING AND ACCESSORY ASSEMBLY <M1> . . . . . . . . . . . 5-1 5.2 FINAL ASSEMBLY <M2> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 5.3 MECHANISM ASSEMBLY <M4> . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4 5.4 ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

COPYRIGHT 2001 VICTOR COMPANY OF JAPAN, LTD.

No.49625 Feb. 2001

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Contents KV-V8 Specificatios KV-V8J How to read the disassembly and assembly Disassembly flow chartAdjustment information for installation Disassembly/assembly methodFig. D1 Fig. D4 How to set the Service position Service positionMechanism service mode How to set the Mechanism service modeFDP display model FDP display FDP Content Cause EMG detail information Mechanism sensor information Common table of MN*, HD* and M3 Jigs and tools required for adjustment Before starting repair and adjustment PrecautionsChecking for proper mechanical operations Manually removing the cassette tape5a Mechanism assembly top side Lubrication CleaningTape DriveHow to set the Mechanism assembling mode Replacement of major parts Before starting disassemblingPinch roller arm assembly 4 A/C head How to removeReel disk assembly take up Lever assembly, sub deck assembly, capstan motorLoading motor Control bracketControl plate Sub brake assembly take up, control camSlide plate Take up head, tension arm lever Change lever assembly, rotary encoderRemove the take up head and tension arm lever Stator assembly Rotor assembly How to removeUpper drum assembly Guide rail19a Loading arm assemblies supply, take up Rotary encoder, change lever assembly, control camAttach the surrounding parts of the guide rail Mechanism timing chart Repeat steps 1 to 10 by using the alignment tape A2 Compatibility adjustment NotesFM waveform linearity Height and tilt of the A/C head 3 A/C head phase X-valuePlay back the alignment tape a Tension pole position Standard tracking presetRequired adjustment tools PrecautionSwitch settings and standard precautions Required test equipmentsSlow tracking preset No.49625 KV-V8
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