21
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 48LTV3002
Страница 4: ...4 1 General Specification ...
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus ...
Страница 7: ...7 ...
Страница 8: ...8 ...
Страница 9: ...9 ...
Страница 10: ...10 2 3 Front Panel Control Knobs ...
Страница 11: ...11 2 4 How to Connect ...
Страница 13: ...13 3 2 Input Signal Timing ...
Страница 14: ...14 4 Mechanical Instructions Step1 Remove the STAND BASE Step2 Remove the REAR COVER ...
Страница 16: ...16 Step5 Remove the KEY BOARD IR BOARD and SPEAKERS ...
Страница 24: ...24 6 PCB Layout 6 1 Main Board 715G3365M03000004K ...
Страница 25: ...25 ...
Страница 26: ...26 6 2 Power Board 48LTV3002 715G2783 3 7 ...
Страница 27: ...27 ...
Страница 28: ...28 ...
Страница 29: ...29 55LTV3002 715G2783 2 7 ...
Страница 30: ...30 ...
Страница 31: ...31 ...
Страница 32: ...32 6 3 Key Board 715G3303 1 6 4 IR Board 715G3540R1A000004M ...
Страница 34: ...34 7 2 FW Upgrade Step1 ISP instruction Himax tool number 715GT118 B Step2 Setup ISP tool ...
Страница 36: ...36 3 2 3 3 ...
Страница 37: ...37 3 4 Step4 ISP Tool Flash Update step ...
Страница 38: ...38 4 1 4 2 ...
Страница 39: ...39 4 3 4 4 ...
Страница 40: ...40 Step5 Programming Step6 Verify FW version ...