Philips DVD 691, Service Manual, Page: 18 / 82

29
T
roub
leshooting
W
ARNING
Under no circumstances should you tr
y to r
epair the system your
self,
as this will in
validate the
w
arr
anty
. Do not open the system as ther
e is a risk of electric shock.
If a f
ault occur
s, fir
st check the points listed belo
w befor
e taking the system for r
epair
. If you ar
e
unable to r
emedy a pr
oblem b
y follo
wing these hints
, consult your dealer or ser
vice center
.
Pr
ob
lem
Solution
No po
w
e
r
–
Check if the
A
C
po
w
er cord is proper
ly
connected.
No pictur
e
–
Check if the
TV is switched on.
–
Check the video connection.
Distor
ted pictur
e
–
The disc is badl
y scr
atched or dir
ty
.
–
Sometimes a small amount of picture distor
tion
ma
y appear .This is not a malfunction.
Completel
y distor
ted pictur
e or
–
Mak
e sure the NTSC/P
AL setting at the D
V
D
b
lack/white pictur
e with D
V
D
pla
yer matches the video signal of y
our television.
or Video
CD
(See NTSC/P
AL CONVERSION)
–
If the picture becomes distor
ted after switching
betw
een P
AL and NTSC
, please set the SMAR
T
PICTURE to ST
AND
ARD
.
No sound or distor
ted sound
–
Adjust the v
olume
.
–
Check that the speak
er
s are connected cor
rectl
y.
No audio at digital output
–
Check the digital connections. –
Check if y
our receiv
er can decode MPEG-2 or DTS
and if not,
please mak
e sure the digital output is set
to PCM.
–
Check if the audio f
o
rmat of the selected audio
language matches y
our receiv
er capabilities.
Disc can’
t be pla
ye
d
–
The D
VD+R/D
VD+R
W/CD-R m
ust be f
inaliz
ed.
–
Ensure the disc label is facing up
.
–
Check if the disc is def
ectiv
e b
y tr
ying another disc
.
_ If the Picture CD or MP3 CD is b
ur
ned b
y y
our
self
,
please ensure that y
our disc contains at least about
6~10 pictures or 2~3 MP3 m
usics bef
ore using it
on the pla
ye
r."
No r
eturn to star
t-up scr
een when
–
Reset the unit b
y switching the pla
yer off,
then on
disc is r
emo
ve
d
again.
The pla
yer does not r
espond to
–
Aim the remote control directl
y at the sensor on
the r
emote contr
ol
the front of the pla
ye
r.
–
Reduce the distance to the pla
ye
r.
–
Replace the batter
ies in the remote control.
–
Inser
t the batter
ies with their polar
ities (+/– signs)
as indicated.
Buttons do not w
ork
–
In order to completel
y reset the pla
ye
r, unplug the
A
C
cord from the
A
C
outlet.
Pla
yer does not r
espond to some
–
Oper
ations ma
y not be per
mitted b
y the disc
.
operating commands during pla
yback
Ref
er to the instr
uctions of the disc
.
D
VD
Video pla
yer cannot r
ead
–
Use a commonl
y a
vailab
le cleaning CD/D
VD to
CDs/D
VDs
clean the lens bef
ore sending the D
VD
Video pla
ye
r
for repair
.