Philips 32PFL3405 Service Manual page 27

Service Modes, Error Codes, and Fault Finding
DDC reading
Analog DDC OK?
HDMI DDC OK?
Start
Yes
No
Yes
No
Yes
END
Figure 5-18 DDC reading
RAM1.0A LA
Support DDC1/2B
1. VGA cable ok?
2. Check signal (U6 to PIN5, 6)
3. Check U6- PIN8 5 V
4. Is input signal compliant to protocol?
Support DDC1/2B
1. HDMI cable ok?
2. Check signal (U15 to Pin5, 6)
3. Check signal (U16 to Pin5, 6)
4. Is input signal compliant to protocol?
5. EN 27
18930_220_100310.eps
100310
2010-Mar-12