1
SERVICE MANUAL
US Model
Canadian Model
AEP Model
UK Model
E Model
XM-604M
STEREO POWER AMPLIFIER
Circuit system
OTL (output transformerless) circuit
Pulse power supply
Inputs
RCA pin jacks
High level input connector
Input level adjustment range
0.3 – 6 V (RCA pin jacks),
2.8 – 12 V (High level input)
Outputs
Speaker terminals
Speaker impedance
2 – 8
Ω
(stereo)
4 – 8
Ω
(when used as a bridging amplifier)
Maximum output
4 speakers: 110 W
×
4 (at 4
Ω
)
3 speakers: 150 W
×
2 (at 2
Ω
)
+ 300 W
×
1 (BTL, at 4
Ω
)
Rated output (supply voltage at 14.4 V)
4 speakers:
60 W
×
4 (20 Hz – 20 kHz, 1% THD+N, at 4
Ω
)
70 W
×
4 (20 Hz – 20 kHz, 1% THD+N, at 2
Ω
)
Frequency response
5 Hz – 50 kHz ( dB)
Harmonic distortion
0.005% or less (at 1 kHz, 4
Ω
)
Low-pass filter
80 Hz, –18 dB/oct
High-pass filter
80 Hz, –12 dB/oct
Power requirements
12 V DC marine battery (negative ground)
Power supply voltage
10.5 – 16 V
Current drain
at rated output : 33 A (4
Ω
, 60 W
×
4)
Remote input : 1 mA
Dimensions
Approx. 401
×
55
×
264 mm
(15
7/8
×
2
1/4
×
10
1/2
in) (w/h/d)
not incl. projecting parts and controls
Mass
Approx. 3.2 kg (7 lb 1 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
+0
–3
Ver. 1.0 2006. 10
9-887-453-01
2006J04-1
© 2006. 10
Sony Corporation
eVehicle Division
Published by Sony Techno Create Corporation
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
55 watts per channel minimum continuous average power into
4 ohms, both channels driven from 20 Hz to 20 kHz with no more
than 0.04% total harmonic distortion per Car Audio Ad Hoc Committee
standards.
