27
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 5V?
Replace the Panel
No display (LED white)
Replace the main board
Check the backlight is
“On”?
Check the LVDS cable
Reinsert or replace the
LVDS cable
Replace the main board
Replace the Panel
No
Yes
Yes
No
Yes
No
No
Yes
Yes
No
Yes
No
Power board output
᧹
12/16V?
Check TV is under control and power
on/off by remote control and power key?
Содержание LE19C1320
Страница 19: ...19 4 Mechanical Instructions LE19C1320 TBD ...
Страница 21: ...21 Step3 Remove the AC BKT Step4 Remove KEY BOARD and IR BOARD ...
Страница 23: ...23 Step3 Remove the AC BKT KEY BOARD IR BOARD and SPEAKERS Step4 The PANEL ...
Страница 31: ...31 6 PCB Layout 6 1 Main Board 715G3759M02000005K ...
Страница 32: ...32 ...
Страница 33: ...33 6 2 Power Board LE19C1320 715G3762P01W32002S ...
Страница 34: ...34 ...
Страница 35: ...35 ...
Страница 36: ...36 LE22C1380 715G4313P01000003S ...
Страница 37: ...37 ...
Страница 38: ...38 ...
Страница 39: ...39 LE24C1380 715G4147P01H21002S ...
Страница 40: ...40 ...
Страница 41: ...41 ...
Страница 42: ...42 6 3 Key Board 715G4105K01000004L 6 4 IR Board 715G4104R01000004S ...