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Only DVD disc or only disc except DVD can be played
Check laser voltage (2V) output
on Collector of Q6, if pin 23 of
U2 is at low level.
Change U2 or the loader.
Great user manuals database on
Only DVD disc, or only disc
except DVD can be Played.
Go
Check
the
FFC
connection between
24pin and the loader.
Yes
Yes
Check whether there
is voltage variance on
pin 23 of U2.
Yes
Check whether pin 1 to pin38
of
U2
and
peripheral
components
are
badly
soldered, defected
Yes
Check Q2, Q3, Q4
whether
in
good
condition
Yes
UserManuals.info
4-5
No
Check the loaded circuit
Check the solder status on U2 and
No
peripheral components
No
check if bad solder exist on U2 and
peripheral components
No
Replace the bad spare parts
No
Correct connection
Trouble shooting chart
Remark: Trouble shooting chart for
DVP3160K/XX
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