Troubleshooting
Samsung Electronics
4-9
3. No Picture
- when the power is normall
Check the +125V line
Complete
Yes
“D811”
open and check
T444 B+ Pin #3
Open and check
CHECK CRT ASS`Y
No picture (1st power OK)
Check D407
Yes
Yes
No
Change the “D811”
Check the “Q401”
No
No
Check the others B+ line
Yes
Change the “Q401”
Change D407
No
No
Yes
MAIN TRANS
FBT
D407 OUTPUT
TR Q401
Содержание CL21B501HLMXZS
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