Haier HL22KN1, Руководство по обслуживанию

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PC
Picture not
In center
Missing
color
Picture
dithering
No signal
Do “Auto adjust”
process
Check the R.G.B
input signal for U5
Do “Reset“ process
on the menu
Y N
Check the circuit
of R.G.B
input
Check if the wave
of Vsync,Hsync is ok
Check the circuit
of Vsync,Hsync
or there was no
signal input
Do “Reset“ process
on the menu or
the input mode
cann’t be support
Check the
circuit of
Vsync,Hsync
Y N
Function Trouble
（
PC
）