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Troubleshooting AMX
Error Number
No 12 V to LCD
Error Code / System Message
LCD_12V
Error Question
Why is there no 12 V power to the Definium AMX 700 LCD monitor?
Short Answer
If LCD 12 V is absent while the supply/fault LEDs indicate power is available, the LCD branch breaker may have tripped from over-current.
Possible Causes
LCD 12 V over-current; breaker trip; 12 V supply problem.
Troubleshooting Steps
Measure debug-header connection 5, inspect LCD 12 V LED state and isolate the monitor/cable load if the branch has tripped.
Parts Areas to Check
Digital Power Supply; LCD monitor; power cable
For Related Models
Definium AMX 700
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