32
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
=
12V?
Check TV is under control and power
on/off by remote control and power key?
Summary of Contents for LE32D1442/20
Page 4: ...4 1 General Specification ...
Page 5: ...5 ...
Page 6: ...6 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 7: ...7 2 2 To Use the Menus ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 ...
Page 15: ...15 ...
Page 16: ...16 2 3 How to Connect ...
Page 17: ...17 ...
Page 18: ...18 ...
Page 19: ...19 2 4 Front Panel Control Knobs ...
Page 20: ...20 ...
Page 25: ...25 5 PANEL ...
Page 26: ...26 LE40D1442 20 1 Remove the screws to remove Stand 2 Remove the screws to remove REAR COVER ...
Page 28: ...28 5 PANEL ...
Page 35: ...35 6 PCB Layout 6 1 Main Board 715G6325M01000004K ...
Page 36: ...36 ...
Page 37: ...37 6 2 Power Board 715G6143P01005002H 32 ...
Page 38: ...38 ...
Page 39: ...39 ...
Page 40: ...40 715G6335P03001002S 40 ...
Page 41: ...41 ...
Page 42: ...42 ...
Page 43: ...43 6 3 IR Board 715G6077R01000004K 6 4 Key Board 715G6316K01000004I ...
Page 69: ...69 10 Exploded View LE32D1442 20 1 2 3 4 5 6 7 8 14 15 16 17 10 9 13 18 11 12 ...
Page 70: ...70 LE40D1442 20 ...