28
5. Sound problem
No
Check the cable between the
speakers and main board is OK?
No sound or sound abnormal
Check the TV is muted, adjust the
volume or enter the menu to reset?
Reinsert the audio cable or
change the TV system
Replace the cable
Replace the speaker
Replace the main board
No
Yes
Check the speaker resistance value is in spec
(Remark: The value is marked on the speaker)?
Check the audio source connection
and the TV system are correct?
Yes
No
Yes
No
Enter factory mode to do “Reset”
No
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 ...