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
Summary of Contents for E48E91NCDLH62NZ
Page 5: ...5 2 Operating Instructions 2 1 Remote Control ...
Page 18: ...18 2 3 Panel Control and Rear Terminal Control ...
Page 19: ...19 ...
Page 20: ...20 ...
Page 21: ...21 ...
Page 25: ...25 4 Mechanical Instructions Step1 Remove the BASE Step2 Remove the REAR COVER ...
Page 34: ...34 6 PCB Layout 6 1 Main Board 715G6686M01001004K ...
Page 35: ...35 ...
Page 36: ...36 6 2 Power Board 715G6439P01002002M ...
Page 37: ...37 ...
Page 38: ...38 ...
Page 39: ...39 6 3 IR Board 715G6721R02000004I 6 4 Key Board 715G6715K01000004I ...
