55
7. OSD is unstable or can’t work normally
Key board connected properly?
Reconnect the key board
Buttons are OK?
Replace the button function
Yes
No
Key board is OK?
Replace the key board
Replace the main board
No
Yes
No
No
OSD is unstable or can’t work normally
Enter factory mode to do “Reset”
Yes
Содержание LET32/40T900
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus ...
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Страница 33: ...33 2 3 Front Panel Control Knobs ...
Страница 36: ...36 2 4 How to Connect ...
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Страница 42: ...42 4 Mechanical Instructions LET32T900 Step1 Remove the STAND BASE Step2 Remove the REAR COVER ...
Страница 43: ...43 Step3 Remove the BKT Step4 Separate the AC COVER and SHIELD ...
Страница 45: ...45 Step7 Remove the LED BAORD IR BOARD and KEY BOARD ...
Страница 46: ...46 LET40T900 Step1 Remove the STAND BASE Step2 Remove the REAR COVER ...
Страница 48: ...48 Step5 Remove the LED BAORD IR BOARD and KEY BOARD ...
Страница 56: ...56 6 PCB Layout 6 1 Main Board 715G4589M01000004K ...
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Страница 58: ...58 6 2 Power Board LET32T900 715G4500P01W30003S ...
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Страница 61: ...61 LET32T900 715G4654P01W21003M ...
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Страница 64: ...64 LET40T900 715G4581P01W30003H ...
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Страница 67: ...67 6 3 LED Board 715G4733T0C000004M 6 4 Key Board 715G4749K0D000004M 6 5 IR Board 715G4724R0C000004S ...