Philips DVP5960 Service Manual page 16

Only DVD disc or only disc except DVD can be played
Only DVD disc, or only disc
except DVD can be Played.
Go
Check the
connection between
24pin and the loader.
Yes
Check laser voltage (2V)
output on Collector of Q8, if
pin 22 of U4 is at low level.
Yes
Check whether there
is voltage variance on
pin 22 of U4.
Yes
Check whether pin 1 to
pin38 of U4 and peripheral
components
soldered, defected
Yes
Check Q5, Q6, Q8
whether
condition
Yes
Change U4 or the loader.
No
FFC
are badly
No
in good
4-5
Check the loaded circuit
Check the solder status on U4 and
No
peripheral components
No check if bad solder exist on U4 and
peripheral components
No
Replace the bad spare parts
Correct connection
Trouble shooting chart