Philips MCM108DB User manual - Page 21

Troubleshooting - micro system

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Troubleshooting English WARNING Under no circumstances should you try to repair the system yourself, as this will invalidate the warranty. Do not open the system as there is a risk of electric shock. If a fault occurs, first check the points listed below before taking the system for repair. If you are unable to remedy a problem by following these hints, consult your dealer or service centre. Problem "NO cd" is displayed. Solution ✔ Insert a disc. ✔ Check if the disc is inserted upside down. ✔ Wait until the moisture condensation at the lens has cleared. ✔ Replace or clean the disc, see "Maintenance". ✔ Use a finalised CD-RW or CD-R, or a correct MP3-CD format disc. Radio reception is poor. ✔ If the signal is too weak, adjust the antenna or connect an external antenna for better reception. ✔ Increase the distance between the Micro HiFi System and your TV or VCR. The system does not react when buttons ✔ Remove and reconnect the AC power plug and are pressed. switch on the system again. Sound cannot be heard or is of poor quality ✔ Adjust the volume. ✔ Disconnect the headphones. ✔ Check that the speakers are connected correctly. ✔ Check if the stripped speaker wire is clamped. ✔ Make sure the MP3-CD was recorded within 32-256 kbps bit rate with sampling frequencies at 48 kHz, 44.1 kHz or 32 kHz. The left and right sound outputs are reversed. ✔ Check the speaker connections and location. The remote control does not function properly. ✔ Select the source (CD or TUNER, for example) before pressing the function button (É,í,ë). ✔ Reduce the distance between the remote control and the system. ✔ Insert the batteries with their polarities (+/- signs) aligned as indicated. ✔ Replace the batteries. ✔ Point the remote control directly toward IR sensor on the front of the system. The timer is not working. ✔ Set the clock correctly. ✔ Press TIMER to switch on the timer. The Clock/Timer setting is erased. ✔ Power has been interrupted or the power cord has been disconnected. Reset the clock/timer. 21

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English
21
Troubleshooting
WARNING
Under no circumstances should you try to repair the system yourself, as this will invalidate the
warranty.
Do not open the system as there is a risk of electric shock.
If a fault occurs, first check the points listed below before taking the system for repair. If you
are unable to remedy a problem by following these hints, consult your dealer or service centre.
Problem
Solution
✔
Insert a disc.
✔
Check if the disc is inserted upside down.
✔
Wait until the moisture condensation at the lens
has cleared.
✔
Replace or clean the disc, see “Maintenance”.
✔
Use a finalised CD-RW or CD-R, or a correct
MP3-CD format disc.
✔
If the signal is too weak, adjust the antenna or
connect an external antenna for better
reception.
✔
Increase the distance between the Micro HiFi
System and your TV or VCR.
✔
Remove and reconnect the AC power plug and
switch on the system again.
✔
Adjust the volume.
✔
Disconnect the headphones.
✔
Check that the speakers are connected
correctly.
✔
Check if the stripped speaker wire is clamped.
✔
Make sure the MP3-CD was recorded within
32-256 kbps bit rate with sampling frequencies
at 48 kHz, 44.1 kHz or 32 kHz.
✔
Check the speaker connections and location.
✔
Select the source (CD or TUNER, for example)
before pressing the function button (
É
,
í
,
ë
).
✔
Reduce the distance between the remote
control and the system.
✔
Insert the batteries with their polarities
(+/– signs) aligned as indicated.
✔
Replace the batteries.
✔
Point the remote control directly toward
IR sensor on the front of the system.
✔
Set the clock correctly.
✔
Press
TIMER
to switch on the timer.
✔
Power has been interrupted or the power cord
has been disconnected. Reset the clock/timer.
“
NO cd
”
is displayed.
Radio reception is poor.
The system does not react when buttons
are pressed.
Sound cannot be heard or is of poor
quality
The left and right sound outputs are
reversed.
The remote control does not function
properly.
The timer is not working.
The Clock/Timer setting is erased.