31
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 LE22A3520/61
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus Picture Setting ...
Страница 7: ...7 Sound Setting Settings Menu ...
Страница 8: ...8 Channel Search ...
Страница 11: ...11 Other Adjustments ...
Страница 13: ...13 Sound and OSD ...
Страница 15: ...15 Media Functions USB Viewing Photos ...
Страница 20: ...20 2 4 Front Panel Control Knobs ...
Страница 24: ...24 4 Mechanical Instructions 1 Remove the screws to remove BASE 2 Remove the screws to remove REAR COVER ...
Страница 25: ...25 3 Remove the screws to remove SPEAKERS MAIN BOARD and POWER BOARD 4 Remove the screws to remove BKT ...
Страница 26: ...26 5 Remove the screw to remove IR BOARD ...
Страница 34: ...34 6 PCB Layout 6 1 Main Board 715G4629M01000004K ...
Страница 35: ...35 ...
Страница 36: ...36 ...
Страница 37: ...37 6 2 Power Board 715G5309P0A001002S ...
Страница 38: ...38 ...
Страница 39: ...39 6 3 Key Board 715G5569K01000004S 6 4 IR Board 715G5061R01000004M ...
Страница 41: ...41 8 Block Diagram ...
Страница 58: ...58 10 Exploded View ...