Haier HT-3768, Service Manual

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SELF COL COLOUR CENTER VALUE CHECK SELF 20
OSD OSD POSITION 07
OPT OPTION 07
You can change the DATA with “
*
” mark when necessary.
C. Error Detection Process
1.
Abnormal Normal
Abnormal Normal
Abnormal
Normal
Abnormal
Check the
Loader
Change
rectifying tube
Check to see if
rectifying tube
is normal
Check switch
power unit
Test to see all terminal
Resistance of load
Is normal
Check to see 110V 180V
etc. voltage is normal
Abnormal
Normal
Normal
Normal
The failure of
horizontal unit or
N204
Check the control
voltage of V522 or
CPU power
Check to see
if , 9v,
5v is normal
Check
N902,N905
Check to see if the
collector voltage of V522
is 24V
Check D501, C507,
V503, etc.
Abnormal
No light and sound
Check to see if
Fuse3 is normal
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