Distek 2500 - 7.5 LCD Display

TroubleshootingModel 2500 185
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7.2 LCD Display
This section gives an overview of possible issues which may be encountered with the instrument
LCD display while operating the Model 2500 Dissolution System. To ensure consistent
performance, follow the recommended solutions given for a specific problem.
Problem
Possible Solution
N o Touch Respon se
Calibration
Perform LCD calibration
Use serial command: [SYST:TOUCH:CAL] to access LCD calibration
N o Disp la y
Display
Cable
LCD Display
Check the LCD display cable integrity for any loose wires or
crimps.
Remove and reinsert both ends of the cable connectors.
Faulty LCD display. Replace LCD display.
Blurred Displa y
LCD Display
Check that the LCD display is securely mounted.
Check that there are no bent pins where you connect the LCD
cable.
Faulty LCD display. Replace the LCD display.
Hor izont a l or ver t ica l
lin es a cr oss the d ispla y
Single-
Board
Computer
Check that there are no bent pins where you connect the LCD
cable.
Corrupted platform software. Reinstall the appropriate software.
Faulty board. Replace the Single-Board Computer (SBC).