5-7 Trouble shooting Chart
Tuner FM does not work
Tuner FM does not work
Go
Yes
Check whether U11 and U10 work
good or not? And fix it or replace the
main board.
No
Check Main Board tuner power supply
circuit.
No
Change the Tuner IC
No
Yes
Yes
No
Yes
Replace main Board
Check
Main Board U4 power
supply circuit
Check v3.3V at Tuner IC
(Pin2) whether right or not
Check Tuner module IC Pin14,
Pin15 normal or not
Check voltage at Q28 C
electrode
(+5V) on Main Board whether normal
or not
Check the U8 PIN25, PIN26, I2C
output on Main Board normal or not
Summary of Contents for HTB3510
Page 18: ...X AUDIO IN 2 1 3 5MM STEREO 3 1 2 3 2 8 ...
Page 19: ...X LAN LAN 1 2 9 ...
Page 41: ...7 6 7 6 Front Control Board Print layout top side ...
Page 42: ...7 7 7 7 Power Board Print layout top side ...
Page 43: ...7 8 7 8 Amplifier Board Print layout bottom side ...
Page 44: ...7 9 7 9 Amplifier Board Print layout top side ...
Page 49: ...PIN ASSIGNMENT 9 2 ...
Page 73: ...10 1 10 1 Exploded View for HTB3510 12 93 94 ...
Page 74: ...10 2 10 2 Exploded View for HTB3510 98 X78 55 51 40 ...