Troubleshooting
6-8
Samsung Electronics
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
6-2-7 Drive Board Troubleshooting
1) Troubleshooting Summary
Содержание PS-50Q7HD
Страница 28: ...3 16 Samsung Electronics MEMO ...
Страница 48: ...Circuit Description 13 20 Samsung Electronics Scan_l Even_Scan Y Sustain ...
Страница 49: ...Circuit Description Samsung Electronics 13 21 Attachment 2 X Output Waveform X Sustain ...
Страница 50: ...13 22 Samsung Electronics MEMO ...
Страница 55: ...Block Diagram Samsung Electronics 7 5 7 2 4 Module Driver Board Block Diagram 1 Y Main Board 2 X Main Board ...
Страница 58: ...7 8 Samsung Electronics MEMO ...
Страница 66: ...9 8 Samsung Electronics MEMO ...
Страница 92: ...12 10 Samsung Electronics MEMO ...
Страница 107: ...6 14 Samsung Electronics MEMO ...
Страница 123: ...Samsung Electronics 5 2 MEMO ...