Philips 15MF605T/17 Service Manual page 66

Magnavox LCD TV
66
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5.no TV sound
Check if tuner 1501
pin 10 output 2nd IF
signal
Yes
Chenck 7901
6. No earphone
sound
Check TPA3005D2
7151 5162=16V
Yes
Check TPA3005D2 7151
PIN 2=MSP-OUT-R
PIN 6=MSP-OUT-L
Yes
Replace phone Jack Board
7. No remote
function
Try another remote
control
No
Check IR receiver
Repair Flow Chart
No
Replace 1501
No
Eliminate short and open
situation
No
Replace 7151
Yes
Replace one good
remote control
8.LED and
function key poor
Check circuit around
control board and
cable between
control board and
scaler board