LG 32PC5RVH Manual De Servicio página 14

2. Protection mode
(1) Symptom
1) After lighting once it does not discharge minutely from the module.
2) The relay falls.(there is an audible "Click".)
3) The color of the front LED turns from green to red.
(2) Follow check
Is the Power Board
normal ?
Yes
Are all the connectors
normal?
Yes
Is the Y-Board
normal?
Yes
Is the X- Board
normal?
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No
Is the output the normal Low/High
voltage except for the Stand-by 5V?
No
After checking each connector
does it operate correctly?
Is the
No
appropriate fuse
(FS2, FS1) on the
Y-B/D?
Yes
Is the
output voltage normal
No
after removing the P11, P12,
P13 connector of
the X-B/D?
No
No
Is the output voltage normal
No
after removing the P1
connector of the Y-B/D?
Replace the fuse.
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Replace the Power Board.
Replace the connector.
Replace the Y-Board.
After removing the P12 and the output
voltage is normal : Replace the Right X-B/D
After removing the P11, P13 and the output
voltage is normal : Replace the Left X-B/D
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