31
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 5V?
Replace the Panel
No display (LED white)
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
=
16V?
Check TV is under control and power
on/off by remote control and power key?
Summary of Contents for LE24H138
Page 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 7: ...7 2 2 To Use the Menus ...
Page 8: ...8 ...
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Page 17: ...17 2 3 How to Connect ...
Page 18: ...18 ...
Page 19: ...19 2 4 Front Panel Control Knobs ...
Page 35: ...35 6 PCB Layout 6 1 Main Board 715G4708M0C000004K ...
Page 36: ...36 ...
Page 37: ...37 6 2 Power Board LE22H138 E2AB4ANSAEE6NN LE24H138 715G4485P0A0010020 ...
Page 38: ...38 ...
Page 39: ...39 ...
Page 40: ...40 LE22H138 E22B4ANSAEB13N 715G4485P01000002S ...
Page 41: ...41 ...
Page 42: ...42 ...
Page 45: ...45 7 2 FW Upgrade Step1 ISP instruction Himax tool number 715GT118 B Step2 Setup ISP tool ...
Page 47: ...47 3 2 3 3 ...
Page 48: ...48 3 4 Step4 ISP Tool Flash Update step ...
Page 49: ...49 4 1 4 2 ...
Page 50: ...50 4 3 Take AOC LC32W033 for example 4 4 Click here to load the FW ...
Page 51: ...51 Step5 Programming Step6 Verify FW version Take AOC LC32W033 for example ...
Page 71: ...71 9 4 Key Board 715G4776K0D000004S ...
Page 73: ...73 10 Exploded View LE22H138 ...
Page 74: ...74 LE24H138 ...