Philips CDR-795, Руководство по обслуживанию

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TECHNICAL SPECIFICATION
General:
Mains voltage : 220V-240V / 50-60Hz for /00
100V-240V /50-60Hz for /01
120V / 60Hz for /17
Power consumption :
≤
20W
≤
0,6W in stand by
Input / Output:
Analog in:
input sensitivity :
≤
250mV
rms
max. input voltage : 2,8V
rms
input impedance : 47k
Ω
Analog out:
output level : 2V
rms
±2dB
output impedance : 300
Ω
Digital in (acc. IEC958):
input level : 0,5V
pp
input impedance : 75
Ω
Digital out (acc. IEC958):
output level : 0,5V
pp
output impedance : 75
Ω
Headphone:
output level : max. 5V
rms
at 100k
Ω
output impedance : 120
Ω
frequency response: 20 - 20.000 Hz ±3dB (typ. ±2dB)
distortion
:
≤
0,01% at 1 kHz and -6dB output level at 120
Ω
channel difference :
≤
3dB at 1 kHz
channel crosstalk : -73dB at 1kHz (typ. -80dB)
signal/noise ratio :
≥
95dB (A-weighted)
AUDIO PERFORMANCE
CD module: To be measured on
ANALOG OUT
socket.
frequency response : 20 - 20.000 Hz ±0,5dB
signal/noise ratio :
≥
92dB (97dB A-weighted)
distortion : -90dB at 1 kHz (-95dB typ.)
channel difference :
≤
0,3dB at 1 kHz
channel crosstalk : -95dB at 1kHz(-100dB typ.)
de emphasis : 0 or 15/50µs switched automatically by subcode on the disc
laser
output power : 500µW
wave length : 780 ±20nm
CD-RW module: To be measured on
ANALOG OUT
socket.
frequency response : 20 - 20.000 Hz ±0,5dB
signal/noise ratio :
≥
86dB (89dB A-weighted)
distortion : -90dB at 1 kHz (-85dB recording)
channel difference :
≤
0,3dB at 1 kHz (
≤
0,5dB recording)
channel crosstalk : -95dB at 1kHz (-89dB recording)
de emphasis : 0 or 15/50µs switched automatically by subcode on the disc
laser (laser class 3B)
output power : 1mW max. during reading
20mW max. during writing
wave length : 780 ±20nm