22
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 (No LED)
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
=
12/16V?
Check TV is under control and power
on/off by remote control and power key?
Summary of Contents for LE19D1331/30
Page 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 7: ...7 Picture Setting ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 2 3 How to Connect ...
Page 12: ...12 ...
Page 13: ...13 2 4 Front Panel Control Knobs ...
Page 15: ...15 Compatible Mode Table ...
Page 18: ...18 5 Sperate PANEL and BEZEL 6 BEZEL ...
Page 25: ...25 6 PCB Layout 6 1 Main Board 715G5749M01000004K ...
Page 26: ...26 ...
Page 27: ...27 6 2 Power Board 715G5309P01001002S ...
Page 28: ...28 ...
Page 29: ...29 6 3 IR Board 715G5889R01000004S ...
Page 30: ...30 6 4 Key Board 715G5795K01000004S ...
Page 47: ...47 10 Exploded View ...