XOCECO LC-27W18S, Руководство по обслуживанию

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Yes No
Yes No
f) No picture at YPbPr or YCbCr mode
Yes No
No Yes
No Yes
g) No picture in D-Sub mode
Yes No
Measure whether there is signal input to C173,
C174, C175.
Measure whether there is signal output from
N507 pin 4, pin 7 and pin 9.
Check whether there is signal
input to N507 pin 2, pin 5
and pin 11.
Check the path from N507
output to N101 input.
Check N507 surrounding circuit and
power supply.
There is trouble at the path
between YpbPr socket and
N507.
Input YpbPr signal and check whether
the display is normal.
Check N101 surrounding
circuit, crystal oscillation and
power supply.
Measure and check whether there is signal input to
N506 pin 3 and pin 6.
There is trouble at the path from
SCART2 socket to N506.
Check N506 surrounding circuit and
power supply
Check N101 surrounding
circuit, crystal oscillation
and power supply.