Sony XR-7201 Service Manual

SERVICE MANUAL
Photo: XR-7201
SPECIFICATIONS
Cassette player section
Tape track 4-track 2-channel stereo
Frequency response 30- 20,000 Hz
Signal-to-noise ratio
Cassette
DolbyB | DolbyC | Dolby off
| TPEIIV | 6608 | 7608 | 58B
73 dB 55 dB
0.09% (WRMS)
Wow and flutter
Tuner section
FM
Tuning range 87.5—108.0 MHz(XR-7201/7202)
87.9—107.9 MHz(XR-7400)
Antenna terminal External antenna connector
Usable sensitivity 12 dBf (75 ohms)
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 65 dB (stereo), 70 dB (mono)
Harmonic distortion at 1 kHz
0.5% (stereo), 0.3% (mono)
Separation more than 30 dB at 1 kHz
Frequency response 30— 15,000 Hz
Capture ratio 2dB
AM
Tuning range MW: 531—1,602 kHz(XR-7201/7202)
530—1,710 kHz(XR-7400)
LW: 153-279 kHz(XR-7201)
External antenna connector
MW: 35zV
LW: 70zV (XR-7201)
Antenna terminal
Sensitivity
US Model
Canadian Model
Model Name Using Similar Mechanism
General
Output lead Power antenna relay control
lead
Bass +10 dB at 100 Hz
Treble + 10 dB at 10 kHz
Tone controls
Loudness +7 dB at 100 Hz
+7 dB at 10 kHz
Power requirements 12 V DC car battery (negative
ground)
Dimensions (without bracket)
Approx. 178 x 50 x 153 mm
(win/d)
not incl. projecting parts and
controls
Mounting dimensions
Approx. 182 x 53 x 145 mm
(w/hid)
not incl. projecting parts and
controis
Weight Approx. 1.9 kg
Accessories supplied
Mounting hardware (1 set)
XR-7200
Tape Transport Mechanism Type MG-55A-31
XR-7400
AEP Model
XR-7201/7202
Dolby noise reduction manufactured under license from
Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbo! 0( are trademarks of
Dolby Laboratories Licensing Corporation.
FM/AM CASSETTE CAR STEREO
XR-7202/7400
FM/MW/LW CASSETTE CAR STEREO
SON YY.