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1-3. DISPLAY
Classification
Display
Push buttons error
1. Disconnect Display board from the panel, test pushing all buttons one by one
Check point
If you don't detect any reaction from button, the Display board is out of order
- Replace the Display board
1. Refer to "2-1-1. Display Panel disassembly"
Solution
2. Refer to "2-1-9. Display PCB disassembly" .
3. The assembly is reverse order of disjointing
Classification
Display
Push buttons error
1. Check Display board is installed firmly.
2. Disconnect Display board from the panel, test pushing all buttons one by one.
Check point
If all buttons works good, while there is some space on installing the Display board, this means assembly error
- Replace the Display board
1. Refer to "2-1-1. Display Panel disassembly"
Solution
2. Refer to "2-1-9. Display PCB disassembly" .
3. The assembly is reverse order of disjointing
Symptom
Symptom
- 18 -
Service Factor
DISPLAY PCB error
Service Factor
Assembly error on Display board
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