Samsung SV-425G User Manual

VIDEO CASSETTE RECORDER
SV-425G/224G/223G
SV-425B/225B/220B
SV-425
I/223I
SV-425X/220X
SV-C30G/SV-6C/5C
SV-A80G(HCII)/A70G(HCII)/A11G(HCII)
SV-122G/121G/120G/100G/C12K
SVR-425/423/420/223/220/121/120
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-425G/425B/425I/425X/C30G/SVR-425/121/SV-A80G(HCII)
ELECTRONICS
© Samsung Electronics Co., Ltd. DEC. 1998
Printed in Korea
AC68-00112A
POWER
PROG
REC STOP
PLAY
REW
F.F
LINE IN 2
VIDEO AUDIO
EJECT
EJECT
POWER
PROG
REC STOP
REW F.F
EJECT
POWER
REC
REW F.F
PLAY
STOP
POWER EJECT STOP
REC
SV-425G/425B/225B/425X/SVR-425/423/SV-A80G(HCII)
SV-224G/223G/425I/C30G/SVR-420/223/220//SV-A70G(HCII)
SV-220B/220X/122G/100G/C12K/SVR-120/SV-5C
SV-223I/121G/SVR-121/SV-A11G(HCII)/SV-6C

Samsung SV-425G Specifications

General

Type	VCR
Brand	Samsung
Model	SV-425G
Number of heads	4
TV Tuner	Yes
Remote Control	Yes
Power Consumption	18W
Playback Speed	SP, LP

Summary

IMPORTANT SERVICE GUIDE

Ejecting the Cassette Tape

Step-by-step instructions on how to manually eject a cassette tape if the unit fails to do so.

Precautions

General Safety Warnings

Covers electrical safety, protective devices, and handling of potentially hazardous components.

Product Safety Notices

Important safety information regarding design alterations, hot chassis, and component replacement.

Alignment and Adjustment

ACE Head Assembly Adjustment

Procedures for adjusting ACE head height, tilt, azimuth, and position (X-Point).

NVRAM Option Setting

Steps for setting NVRAM options based on model and country using a table.

Exploded View and Parts List

Mechanical Parts Identification

Visual breakdown of mechanical components from top and bottom views, including cabinet assembly.

Electrical Parts List

Component Listings by Section

Lists electrical parts for S.M.P.S., Power Drive, System Control, Audio/Video, and optional modules.

Schematic Diagrams

Power Supply and Drive Schematics

Circuit diagrams for power supply, power drive, system control, and audio/video sections.

Signal Path and Remote Control Schematics

Diagrams illustrating Secam, Input-Output, and Remote Control signal paths.

MECHANICAL Manual - Disassembly and Reassembly

Component Removal and Reassembly Procedures

Step-by-step instructions for disassembling and reassembling the unit's mechanical components.

Tape Transport System Maintenance Intervals

Table outlining clearing, lubrication, and replacement intervals for tape transport parts.