5-3 Trouble shooting Chart
Remote control does not work
yes
no
no
yes
Check the battery of
remote control exhausted
or not
Replace the battery for remote
control
Check the power supply of
IR1 on main board whether
normal or not
Replace the IR1
Check the 3.3V_STB weather
normal or not
Remote control does not work
yes
Summary of Contents for HTL4111B/12
Page 43: ...USB MP3 board Print Layout bottom and top side 7 14 7 14 ...
Page 44: ...Front Control and Key board Print Layout bottom side 7 15 7 15 ...
Page 45: ...Front Control and Key board Print Layout Top side 7 16 7 16 ...
Page 46: ...Power board Print Layout Bottom side 7 17 7 17 ...
Page 47: ...Main board Print Layout Bottom side 7 18 7 18 ...
Page 48: ...Main board Print Layout Top side 7 19 7 19 ...