2-12
28
English
Maintenance
Cleaning the Cabinet
¶
Use a soft cloth slightly moistened with a mild
deter
gent solution.
Do not use a solution
containing alcohol,
spir
its,
ammonia or abr
asiv
es.
Cleaning Discs
¶
When a disc becomes dir
ty
,
clean it with a cleaning cloth.
Wipe the disc from the centre
out. Do not wipe in a circular
motion.
¶
Do not use solv
ents such as
benzine
, thinner
, commercially
availab
le cleaner
s, or antistatic spr
ay
intended f
o
r
analogue records.
Cleaning the disc lens
¶
After prolonged use
, dir
t or dust ma
y
accum
ulate at the disc lens.
T
o
ensure good
pla
yback quality
, clean the disc lens with Philips
CD Lens Cleaner or an
y commercially a
vailab
le
cleaner
. Follo
w the instr
uctions supplied with the
cleaner
.
Cleaning the Heads and the
T
a
pe P
aths
¶
To
ensure good recording and pla
yback quality
,
clean the heads
A
, the capstan(s)
B
, and
pressure roller(s)
C
after ever
y 50 hour
s of
tape oper
ation.
¶
Use a cotton swab slightl
y moistened with
cleaning fluid or alcohol.
¶
You also can clean the heads b
y pla
ying a
cleaning tape once
.
C
C
B
B
A
Dema
gnetising the heads
¶
Use a demagnetising tape a
vailab
le at y
our
dealer
.
Tr
oub
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 repair
. If you
ar
e unable to r
emedy a pr
oblem b
y
follo
wing these hints
, consult your dealer or ser
vice centr
e
.
Pr
ob
lem
Solution
CD
OPERA
TION
“
NO DISCNO DISCNO DISCNO DISCNO DISC
”
is displa
y
ed.
–
Inser
t a disc
.
–
Check if the disc is inser
ted upside down.
–W
ait until the moisture condensation at the lens
has cleared.
–
Replace or clean the disc
, see
“Maintenance”.
“
DISC NOT FINALIZEDDISC NOT FINALIZEDDISC NOT FINALIZEDDISC NOT FINALIZEDDISC NOT FINALIZED
”
is displa
y
ed.
–
Use a f
inalised CD-R(W) or CD-R.
29
English
Tr
oub
leshooting
RADIO RECEPTION
Radio r
eception is poor
.
–
If the signal is too weak,
adjust the antenna or
connect an exter
nal antenna f
or better reception.
–
Increase the distance betw
een the Mini HiFi
System and y
our
TV or
VCR.
TAPE OPERA
TION/RECORDING
Recor
ding or pla
yback cannot be made
.
–
Clean deck par
ts,
see
“Maintenance”.
–
Use onl
y NORMAL (IEC I) or IEC type II (Cr0
2
)
tape
.
–
Appl
y a piece of adhesiv
e tape o
ver the missing
tab space
.
The ta
pe deck door cannot open.
–
Remo
ve
and reconnect the
A
C
po
w
er plug and
switch on the system again.
GENERAL
The system does not r
eact when buttons
–
Remo
ve
and reconnect the
A
C
po
w
er plug and
ar
e pr
essed.
switch on the system again.
Sound cannot be hear
d or is of poor
–
Adjust the v
olume
.
quality
.
–
Disconnect the headphones.
–
Check that the speaker
s are connected cor
rectl
y.
–
Check if the str
ipped speak
er wire is clamped.
The left and right sound outputs ar
e
–
Check the speaker connections and location.
re
v
ersed.
The r
emote contr
ol does not function
–
Select the source (CD or
TUNER,
f
or example)
pr
operl
y.
bef
ore pressing the function button (
É
,
í
,
ë
).
–
Reduce the distance betw
een the remote control
and the system.
–
Inser
t the batter
ies with their polar
ities
(+/– signs) aligned as indicated.
–
Replace the batter
ies.
–P
oint the remote control in the direction of the
system’
s IR sensor
.
The timer is not w
orking.
–
Set the clock cor
rectl
y.
–
Press
TIMER ON/OFF to switch on the timer
.
–
If recording is in progress, stop recording.
Not all lighted buttons ar
e sho
wing light.
–
Press DIM to select DIM OFF displa
y mode
.
The Clock/Timer setting is erased.
–P
ow
er has been inter
rupted or the po
w
er cord
has been disconnected.
Reset the clock/timer
.
The system displa
ys f
eatur
es
–
Press and hold DEMO ST
OP on the system
automaticall
y and buttons star
t flashing.
to switch off the demonstr
ation.
Summary of Contents for MC-21
Page 20: ...D O N O T P R I N T B L A N K P A G E ...
Page 25: ...4 1 4 1 SET BLOCK DIAGRAM MC 50 3139 119 33710 sh 130 1 dd wk105 ...
Page 32: ...D O N O T P R I N T B L A N K P A G E ...
Page 59: ...10 3 WIRING Module WIRING CD Drive ...
Page 90: ...D O N O T P R I N T B L A N K P A G E ...
Page 91: ...12 1 12 1 EXPLODED VIEW MAIN UNIT 3139 119 33730 MC 70 dd wk 102 ...