Philips 22PFL4505D/F7 - Page 25

8-5 PL10.10TR
FLOW CHART NO.5
Check the line between Pin(26, 28) of CN302 and
TU301, and service it if defective.
No
Picture does not appear normally.(Tuner input)
FLOW CHART NO.4
Are the DIF signal inputted to Pin(26,28) of CN302?
Ye s
Replace Digital Main CBA Unit or LCD Module
Assembly.
Picture does not appear normally.(Y/Pb/Pr input)
Are the video signal inputted to Pin(15, 17, 19)
of
CN302?
Check the line between Pin(15, 17, 19) of CN302
and input terminals(JK2731, JK2732, JK2733), and
service it if defective.
Ye s
No
Replace Digital Main
CBA Unit or LCD Module
Assembly.
Pin(15): VIDEO-Y
Pin(17): VIDEO-Pb
Pin(19): VIDEO-Pr