Troubleshooting
Samsung Electronics
4-11
Condition Name
Description
Related Board
No Voltage Output
Operating Voltage don't exist
PSU
No Display
Operating Voltage exist, but an Image doesn't exist on screen Y-MAIN, X-MAIN, Logic Main, Cable
Abnormal Display
Abnormal Image (not open or short) is no screen
Y-MAIN, X-MAIN, Logic Main
Sustain Open
Some horizontal lines don't exist on screen
Scan Buffer, FPC of X/Y
Sustain Short
Some horizontal lines appear to be linked on screen
Scan Buffer, FPC of X/Y
Address Open
Some vertical lines don't exist on screen
Logic Main, Logic Buffer, TCP
Address Short
Some vertical lines appear to be linked on screen
Logic Main, Logic Buffer, TCP
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Drive Board Troubleshooting
1) Troubleshooting Summary
Summary of Contents for PS42B451B2W
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