Samsung VP-MX20H Service Manual page 24

Troubleshooting
If the power is not
Supplied 2
A
Does
an output of
ICS01, 2pin and 16pin work
normally?
Yes
Does
an output of
QP01,02,04,07,09,12,13
1pin work normally?
Yes
Normal
4-8
No
Refer to Wave pattern image
of Table 4-3
No
Replace ICS0
Refer to Wave pattern image
of Table 4-1. 4-2
Does an output of
ICS02(6Pin) work
normally?
Refer to Wave pattern image
Yes
Check ICS0
No
Replace ICS02
of Table 4-3
Samsung Electronics