Troubleshooting; Specifications - Philips MCM108/98 User Manual

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
CD OPERATION
"NO cd" is displayed.
RADIO RECEPTION
Radio reception is poor.
GENERAL
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.
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.

Specifications

AMPLIFIER
Output power ........................................... 2 x 2W RMS
.......................................................................... 200W PMPO
Signal-to-noise ratio .......................... ≥ 62 dBA (IEC)
Frequency response ......... 60 – 16000 Hz, ± 3 dB
Impedance loudspeakers ......................................... 8 Ω
Impedance headphones ................. 32 Ω – 1000 Ω
CD PLAYER
Frequency range .................................. 20 – 20000 Hz
Signal-to-noise ratio ............................................ 75 dBA
TUNER
FM wave range ................................... 87.5 – 108 MHz
MW wave range ................................ 531 – 1602 kHz
Sensitivity at 75 Ω
– mono, 26 dB signal-to-noise ratio ............ 2.8 µV
– stereo, 46 dB signal-to-noise ratio ........ 61.4 µV
Selectivity ................................................................. ≥ 28 dB
Total harmonic distortion ..................................... ≤ 5%
Frequency response ..... 63 – 12500 Hz (± 3 dB)
Signal-to-noise-ratio .......................................... ≥ 50 dB
11
SPEAKERS
Bass reflex system
Dimensions (w x h x d) . 150 x 150 x 200 (mm)
GENERAL INFORMATION
AC Power.........................................110-127V 60Hz /
220-240V 50Hz, switchable
Dimensions (w x h x d) .. 150 x 150 x 220 (mm)
Weight (with/without speakers) ..................................
............................................................... approx. 4.9 / 2.3 kg
Standby power consumption .......................... < 3 W
Subject to modification
12