5-2 Trouble shooting Chart
keys do not work
keys do not work
Go
No
Fix the connection XP15 to XP9 on Main
Board
Yes
Replace U8 on Main Board, or
replace Main Board
No
Yes
Replace U301 on Front Board
Check v5V on Front Board U135
PIN7&PIN21
Check Front Control Board signals at XP15
Pin5 VSTB, Pin6 VSCLK, Pin7 VSDA
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 ...