5-3 Trouble shooting Chart
Remote control does not work
Remote control
does not work
Go
No
Replace the battery for remote
control
Yes
Check the +3.3V net on Front
Control Board to Main Board XP9
No
Yes
Replace IR601
Check battery of remote control whether
exhausted or not.
Check power supply of IR601 on Front
Control Board whether normal or not
XP9 Pin13: +3.3V
Summary of Contents for HTB5540D/94
Page 13: ...3 4 5 1x 2 3 ...
Page 21: ...X AUDIO IN 2 1 1 3 5MM STEREO 3 USB 2 2 11 ...
Page 22: ...X 1 LAN LAN 1 2 3 2 12 ...
Page 46: ...7 8 7 8 Touch Board Print layout bottom side ...
Page 47: ...7 9 7 9 Touch Board Print layout top side ...
Page 48: ...7 10 7 10 Front Control Board Print layout bottom side ...
Page 49: ...7 11 7 11 Front Control Board Print layout top side ...
Page 50: ...7 12 7 12 Power Board Print layout ...
Page 51: ...7 13 7 13 Amplifier Board Print layout bottom side ...
Page 52: ...7 14 7 14 Amplifier Board Print layout top side ...
Page 57: ...10 1 10 1 Exploded View for HTB5540D 12 94 93 ...