Sierra Wireless 800TFT Alignments and Adjustments, Required Equipment, Using the DDC Control JIG

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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 R , Windows 98 R , or Windows NT R .

•DV18AS.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.

INTERFACE

BOARD VER. 2.0

5V DC ADAPTOR

PARALLEL CABLE

PC

MONITOR				MONITOR
			INTERFACE
			INTERFACE
		SIGNAL CABLE	BOARD VER. 2.0	3-WIRE CABLE

3-WIRE	5V DC
	ADAPTOR
CABLE
		SIGNAL CABLE

SIGNAL	PARALLEL CABLE	D-SUB

GENERATOR	PC	CONNECTOR

Figure 4-1. Setup 1, With Signal Generator

Figure 4-2. Setup 2, Without Signal Generator

SyncMaster 800TFT

4-1

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Contents Color Monitor Precautions Safety PrecautionsServicing Precautions Electrostatically Sensitive Devices ESD PrecautionsProduct Specifications SpecificationsPin Assignments Type Pin No 13W3 Separate CompositeTiming Chart IBM VesaMemo Disassembly Disassembly and ReassemblyReassembly Disassembly and Reassembly Using the DDC Control JIG Alignments and AdjustmentsRequired Equipment Main Menu Sub Menu Adjustment Procedures Using the OSD Service function Service Function Menu ScreenAlignments and Adjustments SyncMaster 800TFT Troubleshooting No PowerNo Video AD-SDA, AD-SCLWaveforms No OSD WaveformsExploded View and Parts List Exploded View & Parts List Exploded View & Parts List SyncMaster 800TFT Memo Electrical Parts List Main PCB PartsElectrical Parts List Remarks C436 CIS CN102 FILTER-EMI SMD Chip Electrical Parts List R311 Electrical Parts List Chip Network RA412 RA413 RA414 RA415 RA416 RA417 RA418 X401 X501 Video Switch Block DiagramBlock Diagrams Wiring Diagram Memo Schematic Diagrams Signal input Part Schematic DiagramScaler Chip Part Schematic Diagram 10-3 Micom Part Schematic Diagram 10-5 A/D converter Part Schematic Diagram BN68-00049R-01 Exploded View and Parts List Exploded View & Parts List Exploded View & Parts List SyncMaster 800TFT Memo Schematic Diagrams Scaler Chip Part Schematic Diagram 10-3 Micom Part Schematic Diagram 10-5 A/D converter Part Schematic Diagram