LC-52XS1E/RU/LC-65XS1E/RU
4 – 12
The color of back light is abnormal.-1
The whole back light is reddish.
LED 27V has not gone out, and it checks it sequentially.
Check whether there is any abnormal or connection error of a
LED-PANEL array.
YES
Are 27V input to LA1/2/3 pin(1) (2) (3) of POWER-
DISTRIBUTION2-UNIT?
YES
Have 27V come out in output connector (CN5-8) of POWER-
DISTRIBUTION2-UNIT?
NO
NO
Are 27V output to (1) (2) pin of the LA1 connector of
SUB1_POWER-UNIT?
Check whether there is any part which 27V line opens within
POWER-DISTRIBUTION-UNIT
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
NO
If 27V of SUB1_POWER-UNIT does not come out, 20V stops
coming out.
Check the IC5101A feedback circuit and the peripheral circuit.
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
The color of back light is abnormal.-2
The whole back light is bluish.
LED 20V has not gone out, and it checks it sequentially.
Check whether there is any abnormal or connection error of a
LED-PANEL array.
YES
Are 20V input to LA1/2/3 pin (5) (6) of POWER-
DISTRIBUTION2-UNIT?
YES
Have 20V come out in output connector (CN5-8) of POWER-
DISTRIBUTION2-UNIT?
NO
NO
Are 20V output to (5) (6) pin of the LA1 connector of
SUB1_POWER-UNIT?
Check whether there is any part which 27V line opens within
POWER-DISTRIBUTION-UNIT
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
NO
Check 20V generation circuit of SUB1_POWER-UNIT.
(IC5003,Q5007,IC5101B)
NO
Check about SUB2_POWER-UNIT/SUB3_POWER-UNIT simi-
larly.
Содержание LC-52XS1E
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Страница 117: ...LC 52XS1E RU LC 65XS1E RU 8 27 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 USB Unit ...
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