Aiwa CX-JS77 Service Manual

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SERVICE MANUAL
Ver. 1.2 2005.05
CX-JS77 is the amplifier, CD player, tape deck
and tuner section in JAX-S77.
TE
L 13942296513
Amplifier section
AUDIO POWER SPECIFICATIONS
(USA models only)
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, both channels driven, from
120 – 10,000 Hz: rated 180 watts per channel
minimum RMS power, with no more than 10%
total harmonic distortion from 250 milliwatts to
rated output.
Continuous RMS power output (reference):
Total harmonic distortion less than 0.07% (6 ohms at
Inputs
VIDEO/MD IN (phono jacks):
Outputs
PHONES (stereo mini jack):
SPEAKER:
www
.
Sony Corporation
9-877-747-03
2005E05-1 Personal Audio Group
© 2005.05 Published by Sony Engineering Corporation
http://www.xiaoyu163.com
CD player section
System
Laser
Frequency response
Signal-to-noise ratio
Dynamic range
Tape deck section
Recording system
Frequency response
180 + 180 watts (6 ohms at
1 kHz, 10% THD)
1 kHz, 80 W)
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
voltage 450/250 mV,
Tuning range
impedance 47 kilohms
Antenna
Antenna terminals
Intermediate frequency
accepts headphones of
8 ohms or more
accepts impedance of 6 to
16 ohms
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http://www.xiaoyu163.com
CX-JS77
2 9
8
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section
Base Unit Name
Optical Pick-up Block Name
Model Name Using Similar Mechanism
Tape deck
Q Q Section
Tape Transport Mechanism Type
3 6 7 1 3 1 5
SPECIFICATIONS
Compact disc and digital
audio system
Semiconductor laser
(λ=780 nm)
Emission duration:
continuous
2 Hz – 20 kHz (±0.5 dB)
More than 90 dB
More than 90 dB
4-track 2-channel, stereo
50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
87.5 – 108.0 MHz
(100-kHz step)
FM lead antenna
75 ohms unbalanced
10.7 MHz
COMPACT DISC DECK RECEIVER
co
.
9 4 2 8
US Model
Canadian Model
NEW
CDM74-F1BD81
BU-F1BD81A
KSM-215DCP
CX-JN5
CWM43FF13
0 5 8 2 9 9 4 2 8
AM tuner section
Tuning range 530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,710 kHz
(with the tuning interval
set at 9 kHz)
Antenna AM loop antenna
Antenna terminals External antenna terminal
Intermediate frequency 450 kHz
General
Power requirements 120 V AC, 60 Hz
Power consumption 165 watts
Dimensions (w/h/d) incl. projecting parts and controls
Amplifier/Tuner/Tape/CD section:
Approx. 280 × 325 ×
425 mm
Mass Approx. 9.9 kg
Design and specifications are subject to change
without notice.
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