LED blinks 5 times (Quick Troubleshooting)
<Trouble Mode and Defective Board>
Trouble Mode
5V SOS
Defective Board
D, P, C, SC, SS board or Panel (DDIC)*1
<How to find the defective boards>
Is there a short to ground?
Disconnect CN P12
of the power supply board. Measure the
resistance of pin 1 of the lead cable to ground.
Yes
Warning: Disconnect AC Power prior to
making any disconnection or
connection.
11
(*1) = Data Driver IC
Proceed to more extensive troubleshooting of
the pages that follow.
Panel
No
Note: CN = Connector
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