Sony RXD-700 Service Manual

SERVICE MANUAL
Amplifier section
Continuous RMS power output
55 + 55 watts
(4 ohms at 1 kHz, 0.7% THD)
Inputs
TAPE LINE IN (phono jacks):
sensitivity 150 mV, impedance 50
kilohms
Outputs
TAPE REC OUT (phono jacks):
150 mV, 4.7 kilohms
SPEAKER: accepts impedance of 4 to 16 ohms,
8 to 16 ohms (SPEAKER A + B).
CD player section
System Compact disc and digital audio system
Laser Semiconductor laser
(λ = 780 nm)
Emission duration: continuous
Max. 44.6 µW*
Laser output
* This output is the value measured at
a distance of 200 mm from the
objective lens surface on the Optical
Pick-up Block with 7 mm aperture.
Wavelength 780 - 790 nm
Frequency response 20 Hz - 20 kHz (± 0.5 dB)
Signal-to-noise ratio More than 114 dB
Dynamic range More than 100 dB
Harmonic distortion Less than 0.003 %
Channel separation More than 108 dB (1 kHz, 20 kHz LPF)
MICROFILM
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SPECIFICATIONS
RXD-700
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 - 108.0 MHz
(50 kHz step)
Aerial FM wire aerial
Aerial terminals 75 ohm unbalanced
Intermediate frequency 10.7 MHz
Sensitivity at 26 dB quieting
(mono) 10.3 dBf, 0.9 µV/ 75 ohms
at 46 dB quieting
(stereo) 38.5 dBf, 23 µV/ 75 ohms
Usable sensitivity (IHF) 10.3 dBf, 0.9 µV/ 75 ohms
S/N at 40 kHz deviation
Mono: 75 dB
Stereo: 70 dB
Harmonic distortion
at 1 kHz Mono: 0.04%
Stereo: 0.07%
Separation 45 dB at 1 kHz
Frequency response 30 Hz - 15 kHz (+0.3/-0.7)
– 1 –
AEP Model
UK Model
NEW
KSS-213C/Q-RP
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CD RECEIVER