Philips Expanium AZ 5150, Service Manual, Page: 12 / 32

3 - 8
TROUBLESHOOTING
English
Pr
o
b
lem
S
olut
io
n
CD/
V
CD OPERA
T
IO
N
"
NO DISC
" i
s di
sp
la
yed
–
Insert
a
di
sc
.
–
Check i
f t
he di
sc
i
s i
nsert
ed
upsi
de
down.
–
Wa
it
unt
il
th
e moi
st
ure condensat
ion at
t
he l
ens has
cl
ea
red.
–
Repl
ac
e or cl
ean t
he di
sc
, see "Mai
nt
enance"
–
Use a readabl
e di
sc
or correct
recorded f
ormat
MP3-CD.
No pi
ct
ur
e on TV screen
–
Connect
t
he cabl
e bet
w
een t
he syst
em
and TV
.
No col
ou
r on TV
–
Change t
he syst
em t
o t
he respect
ive P
A
L or
NTSC set
ti
ng
.
RADI
O
RECEPTI
O
N
Radi
o recept
ion i
s poor
–
If
t
he si
gnal
i
s t
oo weak, adj
us
t
th
e ant
en
na
fo
r
bet
te
r recept
ion.
–
Increase t
he di
sta
nce bet
w
een t
he Recei
ver
and your TV or VCR.
TA
P
E
O
P
E
R
AT
IO
N/
R
E
CO
RDI
N
G
Recordi
ng or pl
ayback cannot
be made
–
Cl
ean deck part
s, see "Mai
nt
enance".
–
Use onl
y NORMAL (IEC I) t
ape.
–
Appl
y a pi
ece of
adhesi
ve
t
ape over t
he mi
ss
in
g
ta
b space.
GENERAL The syst
em
does not
react
when but
to
ns
–
Remove and reconnect
t
he AC power pl
ug
and
are pressed
swi
tch on t
he syst
em
agai
n.
Sound cannot
be heard or i
s of
poor
–
Adj
us
t t
he
vol
ume.
qual
it
y
–
Make sure t
he MP3-CD was recorded wi
th
in
96
-256 kbps bi
t rat
e wi
th
sampl
ing f
requenci
es
at
48
kHz,
32 kHz.
The remot
e cont
ro
l
does not
f
unct
io
n
–
Reduce t
he di
st
ance bet
w
een t
he remot
e cont
ro
l
and properl
y
th
e syst
em.
–
Insert
t
he bat
teri
es
wi
th
t
hei
r pol
ar
it
ie
s (+/- si
gns)
al
igned as i
ndi
ca
te
d.
–
Repl
ac
e t
he bat
teri
es
.
–
Poi
nt
t
he remot
e cont
rol
i
n t
he di
rect
ion of
t
he
syst
em's IR sensor
.
If a
fault
occurs,
first
check
the
points
listed
below
before
taking
the
set
for
repair
.
If you
are
unable
to remedy
a problem
by
following
these
hints,
consult
your
dealer
or
service
centre.
W
ARNING:
Do
not open
the set as there
is
a
risk
of
electric
shock.
Under
no
circumstances
should
you
try
to
repair the set yourself,
as this
will
invalidate the
guarantee.
MAINTENANCE
English
•
Place t
he set
on a har
d, f
lat
surf
ace so t
hat
t
he syst
em
does not
t
ilt
.
•
Do not
expose t
he set
, CDs, bat
teries or casset
tes t
o humidit
y,
rain,
sand or excessive heat
caused by heat
ing equipment
or dir
ect
sunlight
.
•A
lways shut
t
he CD door t
o keep t
he CD compar
tm
ent
dust
-f
ree. T
o
clean, dust
t
he compar
tm
ent
wit
h a sof
t dr
y clot
h.
•
Do not
cover t
he set
. Adequat
e vent
ilat
ion wit
h a
m
inimum gap of
15
cms bet
w
een t
he vent
ilat
ion holes and sur
rounding sur
fa
ces is
necessary t
o prevent
heat
build-up.
•
The mechanical par
ts
of
t
he set
cont
ain self
-lubricat
ing bearings and
must
not
be oiled or lubricat
ed
.
•T
o clean t
he set
, use a sof
t, slight
ly
dampened chamois leat
he
r. Do not
use any cleaning agent
s cont
aining alcohol, ammonia, benzene or
abrasives as t
hese may har
m
t
he housing.
•
The lens of
t
he CD player should
never be t
ouched
.
•S
udden changes in t
he sur
rounding t
emperat
ur
e can cause
condensat
ion t
o f
or
m
and t
he lens of
your CD player t
o cloud over
.
Playing a CD is t
hen not
possible. Do not
at
tempt
t
o clean t
he lens but
leave t
he set
in a war
m environment
unt
il t
he moist
ur
e evaporat
es
.
•U
se only Digit
al
Audio CDs.
•T
o t
ake a CD out
of
it
s box, pr
ess t
he cent
re
spindle while lif
ting t
he
CD. Always pick up t
he CD by t
he edge and r
eplace t
he CD back in it
s box
af
ter use t
o avoid scrat
ching and dust
.
•T
o clean t
he CD, wipe in a st
raight
line f
rom t
he cent
re
t
owards t
he
edge using a sof
t, lint
-f
re
e clot
h.
Do not
use cleaning agent
s as t
hey
may damage t
he disc.
•
Never writ
e
on a CD or at
tach st
ickers t
o it
.
To
ensure a good recording and playback of
t
he t
ape deck, clean
part
s
A
,
B
and
C
show in t
he diagram below
, af
ter appr
ox. 50 hours of
operat
ion, or on average once a mont
h.
Use a cot
ton bud slight
ly
moist
ened wit
h alcohol or a special head cleaning f
luid t
o clean t
he deck.
•
Open t
he casset
te
holder by pr
essing
STOP
•OP
EN
9/
.
•P
ress P
LAY
1
and clean t
he r
ubber pressure rollers
C
.
•P
ress P
A
U
S
E
;
and clean t
he magnet
ic
heads
A
and also t
he
capst
an
s
B
.
•A
ft
er cleaning, pr
ess
STOP
•OP
EN
9/
.
Cleaning of
t
he heads can also be done by playing a cleaning
casset
te
t
hrough once.
A
A
B
C
TA
PE
DECK M
A
IN
TENANCE
X
CD P
LA
YER AND CD HANDLI
N
G
R
EC O R D
PLA Y
S E ARCH
ST OP-OPEN
PAUSE
A Z
51 50
VC
D /
M
P3
-C
D
PL
AY
B A
C K
V C D /M P3 -C
D
SO U N
D M A C
H IN E
ST OP
SEARCH
PL
AY ·
PA USE
SHU
FFLE/
RE PE
AT PROGRAM
SHUFF LE
B A ND
F M LW
MW
TUN NIN
G
M HzkH
zk Hz
175
2 00
2 25
2 50
28 0
92
88
96
10 0
10
4 108
·
FM
· LW
· MW
PO W
ER
VOL
U ME
D B B
DYN
A M IC
BASSBO
OST
1 50
6 30
8 00
100 0
13 00
1 60 0
53 0
PR
EV N EXT
P
RECAUTI
O
NS &
GENERAL M
A
IN
TENANCE
INSTRUCTIONS FOR USE