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4. Troubleshooting
17
Flow 4
Brilliance?
(Bril setting: 4)
Output from J4 on
NP Board?
Dark
about 200 VAC
Defective LCD unit
Light
Key beep?
(No picture)
Defective NP Board
0 VAC
See Flow 5.
No Key beep
Key beep
Output from J10
on NP Board?
Abnormal
Defective NP Board
Normal
Defective LCD Unit
Symptom: Abnormal display
