Philips 32PFL5604/78 - Page 17

Service Modes, Error Codes, and Fault Finding
EN 17TCM3.2L LA 5.
2009-Jun-19
Figure 5-4 Picture okay, no sound.
Figure 5-5 No color.
18520_206_090313.eps
090313
Picture OK, No sound
Check the voltage of
U17.8~11,it 24v?
Check
L139,L140
Check the Q24
&,is it OK?
Change the
software of U10 &
U8
Change the U17
Check
U17.24,U17.21,
U17.36 is 3.3V?
No
Check the wave of
I2C&I2S OK?
Yes
Check the voltage of
U17.31 & U17.23,is it OK?
Yes
Yes
Yes
No
Yes
No
No
Check
R & L speaker
No
Change the
software of U10
Check the
L103,L101,R361,R362
18520_207_090313.eps
090313
No colour
Colour system is
Right & another
channel colour is
right ?
Dose the TV
signal too weak?
Check the
voltage of
Z1.1 OK?
Check
U2 & I2C
Reset
To
Local system
Check
Tuner Input
cable & antenna
Check E2PROM
U21
Yes
NO
NO
No
YES
YES
Fine Frequency
YES