1
SERVICE MANUAL
US Model
Canadian Model
AEP Model
UK Model
E Model
XM-280GTX
STEREO POWER AMPLIFIER
Other Specifications
Circuit system
OTL (output transformerless) circuit
Pulse power supply
Inputs
RCA pin jacks
High level input connector
Outputs
Speaker terminals
Through out pin jacks
Suitable speaker impedance
2 – 8
Ω
(stereo)
4 – 8
Ω
(when used as a bridging amplifier)
Maximum outputs
190 W
×
2 (at 4
Ω
)
240 W
×
2 (at 2
Ω
)
480 W (monaural) (at 4
Ω
)
Rated outputs (supply voltage at 14.4 V)
80 W
×
2 (20 Hz – 20 kHz, 0.08% THD, at 4
Ω
)
2 (20 Hz – 20 kHz, 0.1% THD, at 2
Ω
)
200 W (monaural) (20 Hz – 20 kHz,
0.1% THD, at 4
Ω
)
Ω
)
Input level adjustment range
0.2 – 6.0 V (RCA pin jacks)
1.2 – 12.0 V (High level input)
Low-pass filter
50 – 300 Hz, –12 dB/oct
Low boost
0 – 10 dB (40 Hz)
Power supply voltage
10.5 – 16 V
Current drain
at rated output : 20 A (4
Ω
)
Remote input : 1 mA
Dimensions
Approx. 286
×
55
×
196 mm
(11
3/8
×
2
1/4
×
7
3/4
in.) (w/h/d) not incl.
projecting parts and controls
Mass
Approx. 2.5 kg (5 lb. 8 oz.) not incl. accessories
Supplied accessories
Mounting screws (4)
High level input cord (1)
Protection cap (1)
Design and specifications are subject to change without
notice.
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (US MODEL)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
80 watts per channel minimum continuous average power into
4 ohms, both channels driven from 20 Hz to 20 kHz with no more
than 0.08% total harmonic distortion per Car Audio Ad Hoc
Committee standards.
+0
–3
Notes on Chip Component Replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Sony Corporation
e Vehicle Company
Published by Sony Engineering Corporation
9-877-021-01
2003A0400-1
© 2003. 01
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
