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Troubleshooting
5-2 No Power (No LED On)
5-3 E/W Correction Not
5-2
Q810-E Output
Voltage 8V?
Yes
From UMI module
of H-Drive Out?
(CN002A #4)
Yes
FBT Output line
Voltage?
UMI module
E/W Out check?
(CN001A #6)
Yes
Check Q403
No
Drain Pin E/W wave
output?
Q403,D404,
R413,L405
Check/Replace
No
Check/Replace
Q810, DZ805
No
Check the
UMI module(IC902)
No
Check/Replace
Q401, Q402, D414
No
Check/Replace
IC902
Samsung Electronics
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