Acer H236HL Service Manual page 35

33
3. DIM
Downloaded from www.Manualslib.com
DIM (image overlap, focus or flicker)
Reset in factory mode
NG
Set to the optimal
frequency, select the
recommended frequency
NG
Readjust the phase and pixel
clock in the user mode
NG
Pull out signal cable and
check "Self Test Feature
Check" is ok?
NG
Replace the main board
NG
Replace the panel
OK
manuals search engine
OK
The end
OK
The end
OK
The end
OK
Check the signal cable
and the PC
NG
OK
The end