28
6. Remote control malfunction
Remote Control malfunction
Replace the battery
Replace the remote control
Whether the IR board is
abnormal?
Yes
No
Replace the IR board
Replace the main board
No
Yes
No
Yes
Use the other remote controls
Check the remote control battery is
not properly placed or no power?
Summary of Contents for L42C1180
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 19: ...19 4 Mechanical Instructions Step1 Remove the REAR COVER and BASE Step2 Remove the BKT ...
Page 20: ...20 Step3 Remove the BKT Step4 Separate the INVERTER BOARD ...
Page 21: ...21 Step5 Remove the MAIN BOARD and POWER BOARD Step6 Separate the BEZEL and PANEL ...
Page 22: ...22 Step7 Remove the LED BAORD IR BOARD KEY BOARD and SPEAKERS ...
Page 30: ...30 6 PCB Layout 6 1 Main Board 715G3269M01001005K ...
Page 31: ...31 ...
Page 32: ...32 6 2 Power Board 715G3760P01W20003M ...
Page 33: ...33 ...
Page 34: ...34 ...
Page 35: ...35 715G3967P01000003S ...
Page 36: ...36 715G3966P01000003H ...
Page 37: ...37 6 3 LED Board 715G4252T02000004S 6 4 Key Board 715G4234K02000004S ...