Daewoo F Service Manual
Daewoo F Service Manual

Daewoo F Service Manual

T7-mecha

Advertisement

Quick Links

S/M N o . : VTG 8E2AET0
S ervice M anual
V ideo C assette R ecorder
T7-MECHA
M odel : DVST8E32A-SN1
DVST5E32A-SN1
DAEWOO ELE CTRONICS Corp
http : //svc.dwe.co.kr
Nov. 2003

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the F and is the answer not in the manual?

Questions and answers

Summarization of Contents

Safety Precautions and Procedures
Safety Verification Tests
Post-repair safety verification including resistance, dielectric, clearance, and leakage tests.
External Views and Features
Front Panel Overview
Illustrates front panel controls and features for various models.
Rear Panel Connections
Details the rear panel connections and ports for Hi-Fi and Mono models.
Remote Control Models
Displays various remote control models used with the device.
Electrical Adjustment Procedures
Playback Phase Adjustment Guide
Procedure for adjusting playback phase using test equipment and tapes.
Technical Specifications
General, Video, and Audio Specifications
Covers power, dimensions, video/audio systems, recording, frequency, and resolution.
Tuner, Timer, Accessories, and Channel/Jack Info
Includes tuner, timer, accessories, channel coverage, and input/output jack types.
Component Voltage Charts
EEPROM & A/V Chip Voltage Readings
Provides voltage readings for EEPROM (IC603) and A/V Chip (IC301) across different modes.
Hi-Fi IC Voltage Readings
Details voltage readings for the Hi-Fi IC (IC251) in REC and PB modes.
TMI, SMPS, and Other Component Voltages
Voltage readings for TMI, Reset IC, SMPS IC, and Photo Coupler.
Circuit Schematics
Power Supply Circuit Diagram
Schematic diagram detailing the power supply circuit for VCR S/A.
Servo & System Control Schematic
Diagram illustrating the servo and system control circuitry.
Hi-Fi Video/Audio Circuit Diagram
Circuit diagram for the Hi-Fi video and audio processing sections.
Mono Video/Audio Circuit Diagram
Circuit diagram for the Mono video and audio processing sections.
TMI & MPX Circuit Diagrams
Schematics for the TMI & MPX circuits, covering both Hi-Fi and Mono versions.
Video Circuit Waveform Analysis
EE Mode Waveforms
Input and output waveforms for EE mode, including color bar signals.
Record Mode Luminance/Color Waveforms
Luminance and NTSC color waveforms during record mode with color bar input.
Playback Mode Luminance/Color Waveforms
Luminance and NTSC color waveforms during playback using DTN-1 test tape.
Main PCB Component Location Guide
Main PCB Layout and Component Identification
Layout of the main PCB bottom view and identification of component types.
Detailed Component Locations on Main PCB
Specific locations for capacitors, connectors, ICs, diodes, resistors, transistors, and switches.
Disassembly Guide
Packing Assembly and Parts List
Details the packing assembly and lists parts for disassembly.
Instrument Disassembly Steps
Step-by-step guide for disassembling the instrument, including covers and panels.
Troubleshooting Flow Charts
Power Circuit Troubleshooting
Diagnosing and resolving power supply problems.
Servo & Syscon Circuit Troubleshooting
Troubleshooting for picture quality, loading, and operational errors.
Audio Circuit Troubleshooting
Diagnosing and resolving no sound problems in Hi-Fi and Normal modes.
Video Circuit Troubleshooting
Troubleshooting video signal problems in EE, PB, and Record modes.
µ-COM Port Pinout and Description
µ-COM Port Pin Assignments
Detailed description of each µ-COM port pin's name, I/O, assignment, and connectivity.

Table of Contents