Read Sony DVP-FX705 Service Manual online
9-10
9-2. LCD TROUBLE SHOOTING GUIDE (1/2)
DISPLAY CONDITION?
INVERTOR ABNORMAL
appear shadow form interference
in black background
in black background
There is only bright light.(LCD B/D abnormal)
+8.25V, +17V, -15V Check and Replace
T801, D8F1, D8F2, D8F3 Check
Main B/D on located
IC901 Check and Replace(Key B/D Located)
IC801, IC804 Check
Q8F1 Normal operate?
+8.8V, +16V, -10V Normal?
+5V Normal?
+3.3V, +2.5V Normal?
YES
YES
NO
NO
NO
NO
YES
YES
YES
X801 Replace
IC801 Check and Replace
IC802, IC803 Check and Replace
X801 operate?
R.G.B signal output?
VCOM signal?(4.6Vpp)
NO
NO
NO
YES
YES
YES
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