Philips DVP3000K Service Manual page 19

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R em ot e r ecept i on i s i nsensi t i ve or f ai l s.

R em ot e r ecept i on i s

i nsensi t i ve or f ai l s.

C heck i f t he r em ot e

cont r ol wor ks pr oper l y.

C heck i f t he pow er suppl y

vol t age t o t he r em ot e censor

i s nor m al ar e nor m al .

U se an osci l l oscope t o check i f t her e i s

out put w avef or m f r om t he f i r st pi n I R of t he

r em ot e censor af t er pr essi ng but t on on t he

r em ot e cont r ol .

C heck i f t her e i s I R

si gnal on pi n 106 of U 3

C or r ect connect i on

G o

Yes

N o

4- 9

N o

C heck bat t er y

N o

C heck R 315、C 315

N o

U 201( PI N 3 - R C w avef or m )

Yes

C hange U 3

I R w avef or m

Tr oubl e shoot i ng char t

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