Samsung SyncMaster 755DF User Manual

COLOR MONITOR
SyncMaster 753DF (DF17K*)
SyncMaster 755DF (DF17J*)
Manual
SERVICE
COLOR MONITOR CONTENTS
1. Precautions
2. Product Specifications
3. Disassembly & Reassembly
4. Alignment & Adjustments
5. Troubleshooting
6. Exploded View & Parts List
7. Electrical Parts List
8. Block Diagram
9. Wiring Diagram
10. Schematic Diagrams

Samsung SyncMaster 755DF Specifications

General

Screen Size	17 inches
Display Type	CRT
Maximum Resolution	1280 x 1024
Refresh Rate	85 Hz
Weight	16.5 kg
Max Resolution	1280 x 1024
Vertical Refresh Rate	50 - 160 Hz
Input Signal	Analog RGB
Connector Type	15-pin D-sub
Input Connectors	VGA
Viewable Size	16 inches
Horizontal Refresh Rate	30 - 85 kHz

Summary

Precautions

Safety Precautions

General safety guidelines for servicing the monitor, including high voltage and fire hazards.

Servicing Precautions

Specific precautions for servicing, handling ESD, and general servicing procedures.

Electrostatically Sensitive Devices (ESD) Precautions

Guidelines for handling sensitive electronic components to prevent static discharge damage.

Disassembly and Reassembly

Cabinet Disassembly

Step-by-step instructions for safely disassembling the monitor's outer casing.

CRT Assembly Removal

Procedure to remove the CRT assembly and associated components like the socket PCB.

PCB Removal Procedures

Steps for removing the Main PCB and other circuit boards.

Alignment and Adjustments

Adjustment Setup

Display Control Adjustments

Geometry and Linearity Adjustments

Color and Purity Adjustments

Troubleshooting

Parts Level Troubleshooting

Diagnostic flowcharts for component-level issues like No Power Supply and DPMS Failure.

Deflection and Geometry Failures

Video and Display Quality Issues

Signal and System Failures

Troubleshooting No Video, Missing Color, OSD, Micom, and Power issues.

Block Diagrams

System Block Diagram

Schematic Diagrams

Main Board Schematic

Video Board Schematic