L42S503
13
2). No Picture, Picture failed (Color failed, Dark picture, Beat noise, etc.)
First, confirm the connection of all connectors between Board's, then survey by following the flowchart as shown
below.
CN701 (1) 3.3V
(2) 0~3.3V
(3)~(4) 12V
(5)~(7) 0V
(8)~(9) 24V
(10)~(12) 5V
No Picture, Picture failed
(Color failed, Dark picture,
Beat noise, etc.)
Occured at only
Video1 input (CVBS), or
Video2 input (CVBS, S2)?
Main Board
No
Yes
Main Board
Voltage of all pin of
CN701 on Main Board is
correct?
Power Board
No
Yes
Содержание UltraVision L42S503
Страница 3: ...L42S503 3 ...
Страница 5: ...L42S503 5 3 Dimensions ...
Страница 20: ...L42S503 20 8 Self Diagnosis Function Return to Main Parts View ...
Страница 42: ...L42S503 42 13 PCB Layout Main Board 715G3269 B Top ...
Страница 44: ...L42S503 44 715G3269 B Bottom ...
Страница 49: ...L42S503 49 IR Board 715G3482 C Top 715G3482 C Bottom ...
Страница 74: ...L42S503 74 Accessories Part No 098GRABD1NEHTK ...