37
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 12V?
Replace the Panel
No display (LED Green)
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
᧹
12V/24 V
᧻
Check TV is under control and power
on/off by remote control and power key?
Содержание L26WA91
Страница 4: ...4 1 General Specification ...
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 14: ...14 Remove the TV stand for wall mounting ...
Страница 15: ...15 Rear Connections ...
Страница 16: ...16 Side Connections ...
Страница 17: ...17 2 4 Front Panel Control Knobs ...
Страница 23: ...23 5 Remove the 6 SMALL BKTs in green as Fig 5 Fig 5 ...
Страница 26: ...26 6 Unscrew the 27 screws in red to remove BKT and SMALL BKT as Fig 6 Fig 6 ...
Страница 30: ...30 ...
Страница 33: ...33 5 Unscrew the BKT and SMALL BKT as Fig 5 Fig 5 ...
Страница 41: ...41 6 PCB Layout 6 1 Main Board 715G3431 1 ...
Страница 42: ...42 ...
Страница 43: ...43 6 2 Power Board L26WA91 715G3425P01000003S ...
Страница 44: ...44 ...
Страница 45: ...45 ...
Страница 46: ...46 L32WA91 715G3332 1 ...
Страница 47: ...47 L32WA91 715G3333 1 ...
Страница 48: ...48 L32WA91 715G3690P01000003M ...
Страница 49: ...49 L32HA91 715G3234 1 ...
Страница 50: ...50 ...
Страница 51: ...51 L42HA91 715G3351P01001003S ...
Страница 52: ...52 L42HA91 715G3358 1 ...
Страница 53: ...53 6 3 Key Board 715G3375 1 6 4 IR Board L26WA91 715G3392 1 L32WA91 L32HA91 L42HA91 715G3514 1 ...
Страница 55: ...55 8 Block Diagram ...
Страница 87: ...87 10 Exploded View L26WA91 ...
Страница 88: ...88 L32WA91 ...
Страница 89: ...89 L32HA91 ...
Страница 90: ...90 L42HA91 ...