Philips DVDR3320V/01 Service Manual page 135

Recognition Fail Case 2:DVD Fail
Check pick-up read power
was 0.9~1.1mW?
YES
Is LIC201
pin 51(CD/DVD) level
was about 0V?
YES
Is there
RF signal at LCN201pin 13,14.
YES
Is there RF signal
at LIC201 pin 95.
YES
Check again after the
replace LIC201. Is it OK?
YES
OK
Recognition Fail Case 3:
DVD±R/RW Fail
Is there AWOBBLE
(LIC201 pin 81)signal?
Replace the LIC201.
NO
Go to "LD CHECK".
NO
Replace the LIC201.
NO
Replace the pick-up.
NO
Replace the LIC201
NO
Replace the LIC301.
NO
Is there a wobble
(LIC301 pin 135)signal?
Replace the LIC301.
Check the connection between
LIC201 and LIC301.
5-10
NO
YES