5-7 Trouble shooting Chart
Tuner FM does not work
Tuner FM does not work
Go
Yes
Refer to Power Board CN502
No
Check Main Board tuner power supply
circuit.
No
Change the Tuner module
No
Yes
Yes
No
Yes
Replace Main Board
Check
Main Board U5 power
supply circuit
Check v3.3V at Tuner
module (TUN1 pin5) whether right or
not
Check Tuner module
pin7,pin8,pin9,I2S output whether
normal or not
Check voltage at Q27 C:+5V on
Main Board whether normal or not
Check the U4 PIN25,PIN26, I2C
output on Main Board whether
normal or not
Summary of Contents for HTS3261/12/98
Page 13: ...RIGHT LEFT SUB WOOFER RIGHT LEFT SUB WOOFER 2 4 ...
Page 14: ... 0 ANTENNA 0 287 5 AC MAINS 2 5 ...
Page 56: ...7 18 Front Control Board Print layout top side 7 18 ...
Page 57: ...Touch Board Print layout top and bottom sides 7 19 7 19 ...
Page 58: ...7 20 7 20 Amplifier Board and Aux Input Board Print layout top side ...
Page 59: ...7 21 7 21 Amplifier Board and Aux Input Board Print layout bottom side ...
Page 60: ...7 22 7 22 Power Supply Print layout top side ...
Page 61: ...7 23 7 23 Power Supply Print layout bottom side ...
Page 62: ...Main Board Print layout top side 7 24 7 24 ...
Page 63: ...Main Board Print layout bottom side 7 25 7 25 ...
Page 64: ...8 1 8 1 Exploded view for HTS3261 12 98 ...
Page 65: ...REVISION LIST Version 1 0 9 1 Initial release for HTS3261 12 Version 1 1 Adding HTS3261 98 ...