Sony XM-222 Service Manual

QQ
3 7 63 1515 0

SERVICE MANUAL

TE
L 13942296513
www
.
MICROFILM
http://www.xiaoyu163.com
Circuit system OTL (output
transformerless) circuit
Pulse power supply
Inputs RCA pin jacks
High level input
connector
Outputs Speaker terminals
Speaker impedance
2 – 8 ohms (stereo)
4 – 8 ohms (when used as
a bridging amplifier)
Maximum output at 4 ohms
100 watts per channel
222 watts (monaural)
Rated output (supply voltage at 14.4 V)
35 watts per channel (20
Hz – 20 kHz, 0.04 % THD,
at 4 ohms)
40 watts per channel (20
Hz – 20 kHz, 0.1 % THD,
at 2 ohms)
Monaural: 80 watts (20
Hz – 20kHz, 0.1 % THD,
at 4 ohms)
Frequency response
+0
5Hz – 80kHz (
-3
x ao
y
i
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8

SPECIFICATIONS

Harmonic distortion
Input level adjustment range
Q Q
3 6 7 1 3
Low-pass filter 80 Hz, –12 dB/oct
Power requirements
Power supply voltage
Current drain
Dimensions
Mass
Supplied accessories
dB)
Design and specifications are subject to change
without notice.
STEREO POWER AMPLIFIER
u163
.
XM-222
2 9 9 4 2 8
0.005 % or less (at 1 kHz,
4 ohms, 10 watts)
0.2 – 4V
1 5 0 5 8 2 9 9 4
12 V DC car battery
(negative ground)
10.5 – 16V
at rated output: 12 A (4
ohms, 35 watts x 2)
at 10% THD : 14A
Remote input: 1.5 mA
Approx. 230 x 53 x 145
mm (w/h/d) not incl.
projecting parts and
controls
Approx. 1.6 kg not incl.
accessories
Mounting screws (4)
High level input cord (1)
Protection cap (1)
m
co
9 9
E Model
2 8 9 9