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Samsung SV-425X User Manual

Samsung SV-425X
77 pages
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VIDEO CASSETTE RECORDER
SV-627X/625X/623X/6233X/621X/620X/520X
SV-425X/4215X/4213X/421X/225X/2253X
SV-223X/2233X/221X/2215X/2213X/220X
SV-627F/623F/620F/425F/423F/420F/223F/220F
SV-627B/625B/623B/620B/225B/223B/220B
SV-625G/620G/600G
SV-425G/4253G/4203G/420G/225G/220G/2203G
SVR-629/623
SV-620
I/C620K/C80K/C35K/C30K/C10K/120W
SERVICE
1. Precautions
2. Alignment and Adjustment
3. Exploded View and Parts List
4. Electrical Parts List
5. Schematic Diagrams
Manual
VIDEO CASSETTE RECORDER CONTENTS
For mechanical disassembly and adjustment, refer to the “Mechanical Manual” (DX-9R AC68-00001A).
SERVICE MANUAL
SV-627X/425X/223X/627F/425F/627B/225B/625G/425G/620I/C80K/C30K/120W/SVR-629
ELECTRONICS
© Samsung Electronics Co., Ltd. JAN. 1999
Printed in Korea
AC68-00128A
SV-627X/627B/620G/620G/620I/C620K/SVR629
SV-625X/623X/620X/425X/225X/627F/623F/425F/423F/223F
SV-625B/623B/620B/225B/625G/425G/225G/C10K
SVR-623/SV-C80K
SV-621X/520X/421X/4215X/4213X/223X/221X/2215X/2213X
SV-220X/620X/420X/220X/223B/220B/620G/420G/220G
SV-6233X/2253X/2233X/4256G/4203G/2203G/C35K/120W
SV-C30K
EJECT
POWER
PROG
REC
STOP
REW
F.F
LINE IN 2
AUDIO
L R
VIDEO
POWER
PROG
REC
STOP
PLAY
REW
F.F
EJECT
LINE IN 2
AUDIO
VIDEO
EJECT
POWER
REC
REW F.F
PLAY
STOP
PROG
AUX
AUDIO
L R
VIDEO
EJECT
POWER
PROG
REC STOP
REW F.F
AUX
VIDEO AUDIO
EJECT
POWER
PROG
REC STOP
LINE IN 2
VIDEO AUDIO
PLAY
POWER
PLAY

Table of Contents

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Samsung SV-425X Specifications

General IconGeneral
TypeVCR
BrandSamsung
ModelSV-425X
Number of heads4
Playable video formatsVHS
TunerYes
Remote ControlYes
Playback SpeedSP, LP
InputsComposite
OutputsComposite

Summary

Important Service Guide

Mode Switch Assembly Point

Instruction for aligning the mode switch assembly during installation.

Cassette Tape Ejection Procedure

Manual procedure for ejecting a cassette tape if the unit is inoperative.

Service Manual

Precautions for Servicing

Essential safety guidelines and warnings for servicing the unit.

Alignment and Adjustment Procedures

Procedures for aligning and adjusting key tape transport functions.

Exploded Views and Parts Lists

Visual breakdown and part numbers for component identification.

Electrical Parts Listing

Comprehensive list of electrical components with their part numbers.

Schematic Diagrams Overview

Circuit diagrams for various functional blocks of the VCR.

Disassembly and Reassembly Procedures

Deck Component Locations

Diagrams illustrating the placement of VCR deck parts.

Main Deck Disassembly

Detailed procedures for disassembling the main deck assembly.

Loading Mechanism Component Removal

Instructions for removing cassette holder, arm, and levers.

Motor and Gear System Disassembly

Procedures for disassembling motor and gear systems.

Key Component Assembly Steps

Guides for reassembling essential mechanical sub-assemblies.

Maintenance and Tape Handling Procedures

Procedures for tape handling and component maintenance schedules.

Alignment and Adjustment

Adjustment Reference and Remote Control Usage

Explains adjustment references and remote control functions for alignment.

ACE Head Adjustments

Procedures for adjusting ACE head height, tilt, azimuth, and position.

Tape Transport System Adjustments

Adjustments for linearity, operation, envelope, and tape wrinkle.

Reel Torque and Tension Post Adjustment

Guides for setting reel torque and tension post location.

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