Trouble Shooting Chart - Philips DVP3000K Service Manual

Spi ndl e m ot or does not m ove
M ot or no m ove
C heck t he FFC connect i on
bet ween 24P and t he l oader .
C heck w het her " AVC C "
( +5V) vol t age i s nor m al .
C heck w het her l aser vol t age
( 2V f or VC D & 2. 2V f or D VD )
on C ol l ect or of Q 8 and Q 9
1. W het her vol t age on pi n 44 of U 3
var i es bet w een 0 and 3. 3V ( 3. 3V f or
VC D and 0V f or D VD ) ,
2. W het her per i pher al com ponent s
ar e er oded or badl y sol der ed.
H ave no t o f ocus
C heck/ R epl ace t he l oader
G o
Yes
Yes
Yes
Yes
Yes
4- 1
N o
C or r ect connect i on
N o
C heck t he
suppl y
N o
C heck/ R epl ace Q 8、Q 9.
N o
C heck/ R epl ace U 3.
1. C heck U 3 42pi n FO O si gnal s
N o
2. I f t her e ar e F+, F- , T+ and T-
si gnal s out put f r om U 2.
Tr oubl e shoot i ng char t
AVC C pow er