Specifications, Cleaning the cabinet, Cleaning the heads and the tape paths – Philips FW391C User Manual
Page 19: Demagnetizing the heads, Amplifier, Tuner, Cd player, Cassehe deck, Cabinet, Maintenance specifications
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Maintenance
Specifications
Maintenance
Cleaning the Cabinet
•
Use a soft cloth slightly moistened with a mild detergent
solution. Do not use a solution containing alcohol, spirits,
ammonia or abrasives.
Cleaning Discs
•
When a disc becomes dirty, clean it with a cleaning cloth.
Wipe the disc from the center out.
•
Do not use solvents such as benzine, thinner, commercially
available cleaners, or anti-static spray intended for analog
records.
Cleaning the Heads and the Tape Paths
•
To ensure good recording and playback quality, clean the
heads
(
a
)
and (|), the capstan (c), and pressure roller®
after every 50 hours of tape operation.
•
Use a cotton swab slightly moistened with cleaning fluid or
alcohol.
Demagnetizing the heads
•
Use a demagnetizing cassette available at your dealer.
Specifications
AMPLIFIER
Output power
2 channel (front only)...............................................2 x 100 W RMS
4
channel..................................................................... 4 x 35 W RMS
2 channel output only
Power band width.......................................................... 40 - 20000 Hz
Frequency response.......................................................40 - 20000 Hz
Signal-to-noise ratio.................................'............................ >88 dBA
Stereo separation........................................................> 70 dB (1 kHz)
Input sensitivity
Aux......................................................................................................400 mV
Outputs
Headphones (3.5mm)................................................ 32
-1000
Loudspeakers.................................................................................> 6i2
TUNER
FM wave range..................................................................87.5 - 108 MHz
AM wave range................................................................. 530 -1700 kHz
Sensitivity at 300 n, 2B dB S/N ratio, FM mono.................... 13.8pV
46 dB signal-to-noise ratio, FM Stereo...................................... 309|
j
V
FM Frequency response.............................. 63 -12500 Hz (dS dB)
Signal-to-noise ratio....................................................................> 50 dBA
Total Harmonic Distortion............................................................... <3%
CD PLAYER
Frequency range................................................................. 20 - 20000 Hz
Signal-to-noise.............................................................................. > 86 dBA
Channel separation.........................................................................> 60 dB
Total harmonic distortion.............................................................< 65 dB
CASSEHE DECK
Frequency range
Normal tape (type I).................................... 80 -14000 Hz (±5 dB)
Signal-to-noise ratio
Normal tape (type I)............................................................... >48 dBA
Wow and flutter........................................................................< 0.4% DIN
CABINET
Material/finish................................................... Metal and polystyrene
Dimensions (w x h x d)...................................... 685 x 310 x 366 (mm)
Weight with speakers.........................................................16 kg approx.
Weight without speakers.....................................................9 kg approx.
Subject to modification
W
s
UJ
17