30
5. Sound problem
No
Check the cable between the
speakers and main board is OK?
No sound or sound abnormal
Check the TV is muted, adjust the
volume or enter the menu to reset?
Reinsert the audio cable or
change the TV system
Replace the cable
Replace the speaker
Replace the main board
No
Yes
Check the speaker resistance value is in spec
(Remark: The value is marked on the speaker)?
Check the audio source connection
and the TV system are correct?
Yes
No
Yes
No
Enter factory mode to do “Reset”
No
Summary of Contents for T2254we
Page 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 6: ...6 2 2 To Use the Menus ...
Page 7: ...7 ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 2 3 How to Connect Connecting TV ...
Page 15: ...15 ...
Page 16: ...16 2 4 Front Panel Control Knobs ...
Page 17: ...17 ...
Page 19: ...19 3 3 Compatible Mode Table Analog RGB Input Signal Timing HDMI Input Signal Timing ...
Page 22: ...22 5 Remove the screw to remove IR BOARD ...
Page 25: ...25 5 Remove the screw to remove IR BOARD ...
Page 33: ...33 6 PCB Layout 6 1 Main Board 715G5183M01001004K ...
Page 34: ...34 ...
Page 35: ...35 6 2 Power Board 715G5147P01000001H ...
Page 36: ...36 6 3 IR Board 715G5061R02002004M ...
Page 54: ...54 10 Exploded View T954we ...
Page 55: ...55 T2254we ...