XOCECO LC-27W18S, Руководство по обслуживанию

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Yes No
Yes No
h) No picture in HDMI mode
Yes No
I) No sound in HDMI mode
No Yes
Check according to procedure
(f)
Check whether the H&V sync signal,
clock signal output from N405 are
normal.
Check N405 surrounding circuit, power
supply and the connection to HDMI socket is
well-going.
Measure whether N101
pin10, pin 11 have Sync
signal input.
There is trouble at the path
between VGA socket and
N507.
Measure whether there is sync
signal input to N501 pin 1 and
pin 5
Check N501 surrounding circuit
and power supply.
There is trouble at the path
between VGA socket and
N501.
Check N101 surrounding
circuit , crystal oscillation
and power supply.
Check and measure whether X583 pin 1 and
pin 2 output signal.