8. Troubleshooting
Check FUSE(PS901)
Check the input
voltage at IC901-28
output vlotage
output voltage at
Q901,Q906, Q907
input voltage at
T901, Q901~Q910
Change IC901
Samsung Electronics
NO POWER
No
Yes
No
Yes
Check the
No
Yes
Check the
Yes
No
Check the
No
Yes
Change FUSE
Check L902 circuit part
Check L913~L916
Check
L903, L911, L912, L918, L923
Change TR
8-1