SyncMaster 770TFT
4-1
4 Alignments and Adjustments
This section of the service manual explains how to use the DDC JIG to adjust the black, red, green, and blue
levels of the FPD when you replace the AD Board, and how to update the microprocessor when you
change the Panel or Lamp(s).
4-1 Required Equipment
The following equipment is necessary for adjusting the monitor:
• Oscilloscope with probe tool
• Computer with Windows 95 , Windows 98 , or Windows NT .
• DV17AS.exe software
• DDC Control JIG
4-2 Using the DDC Control JIG
After replacing the LCD Panel, Lamp(s), and / or AD Board, use the DDC Control JIG to complete your
service. Attach the DDC Control JIG to the flat panel display (FPD) as shown in the diagrams, below.
MONITOR
INTERFACE
BOARD VER. 2.0
PC
SIGNAL
GENERATOR
3-WIRE
CABLE
SIGNAL CABLE
5V DC
ADAPTOR
PARALLEL CABLE
Figure 4-1. Setup 1, With Signal Generator
MONITOR
INTERFACE
BOARD VER. 2.0
PC
3-WIRE CABLE
SIGNAL CABLE
PARALLEL CABLE
D-SUB
CONNECTOR
5V DC
ADAPTOR
Figure 4-2. Setup 2, Without Signal Generator
R
R
R
Summary of Contents for SyncMaster 770TFT
Page 2: ...Samsung Electronics Co Ltd September 1999 Printed in Korea Code No BN68 00097A ...
Page 8: ...2 Product Specifications 2 4 SyncMaster 770TFT Memo ...
Page 10: ...3 Disassembly and Reassembly 3 2 SyncMaster 770TFT Memo ...
Page 14: ...Memo 4 Alignments and Adjustments 4 4 SyncMaster 770TFT ...
Page 19: ...SyncMaster 770TFT 6 1 6 Exploded View and Parts List ...
Page 20: ...6 Exploded View Parts List 6 2 SyncMaster 770TFT Memo ...
Page 36: ...8 Block Diagrams 8 2 SyncMaster 770TFT Memo ...
Page 38: ...9 Wiring Diagram 9 2 SyncMaster 770TFT Memo ...
Page 39: ...10 1 SyncMaster 770TFT 10 Schematic Diagrams 10 1 Signal Input Part Schematic Diagram ...
Page 42: ...10 Schematic Diagrams SyncMaster 770TFT 10 4 10 4 Micom Part Schematic Diagram ...