DOWNLOAD Sony XM-754HX Service Manual ↓ Size: 5.16 MB | Pages: 16 in PDF or view online for FREE

US Model

Canadian Model

AEP Model

UK Model

E Model

Circuit system

OTL (output transformerless) circuit
Pulse power supply

Inputs

RCA pin jacks
High level input connector

Outputs

Speaker terminals

Speaker impedance

1* – 8 

Ω

 (stereo)

2* – 8 

Ω

 (when used as a bridging amplifier)

Maximum outputs (HI-CURRENT/HI-VOLTAGE)

Four speakers :
90/170 W x 4 (at 4 

Ω

)

Three speakers :
90 W x 2 + 250W x 1 / 170W x 2 + 400W x 1
 (at 4 

Ω

)

Two speakers :
250/400 W x 2 (at 4 

Ω

)

Rated outputs (HI-CURRENT/HI-VOLTAGE)
(supply voltage at 14.4 V)

Four speakers :
35/75 W x 4 (20 Hz – 20 kHz, 0.04% THD,
at 4 

Ω

)

50/100 W x 4 (20 Hz – 20 kHz, 0.1% THD,
at 2 

Ω

)

Two speakers :
100/200 W x2  (20 Hz – 20 kHz, 0.1% THD,
at 4 

Ω

)

Frequency response

            +0.5

5 Hz – 50 kHz ( 

 –3

 dB)

AUDIO POWER SPECIFICATIONS (US model)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
75 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.

Harmonic distortion

0.005% or less (at lkHz, 4 

Ω

)

Input level adjustment range

0.2 – 4.0 V (RCA pin jacks)
0.4 – 8.0 V (High level input)

High-pass filter

50 – 200 Hz, –12 dB/oct

Low-pass filter

50 – 200 Hz, –12 dB/oct

Low boost

0 – 10 dB (40 Hz)

Power requirements 12 V DC car battery (negative ground)
Power supply voltage

10.5 – 16 V

Current drain

at rated output : 40 A
(4

Ω

 HI-VOLTAGE mode)

Remote input : 1.5 mA

Dimensions

Approx. 258 x 50 x 320 mm (w/h/d)
(10 

l

/

4

 x 2 x 12 

5

/

8

 in.) not incl. projecting parts and

controls

Mass

Approx. 3.5 kg (7 lb. 11 oz.) not incl. accessories

Supplied accessories

Mounting screws (4),
Terminal cap (1)

Design and specifications are subject to change without notice.

* HI-CURRENT only

1

2001H0400-1

© 2001. 8

– 2 –

Specifications .............................................................................  1

.......................................................  2

.......................................................................  3

3-1. Bottom Plate, Panel (Front), Panel (Rear),
        SP (Front) Board, SP (Rear) Board Removal .............. 5
3-2. Amplifier Board Removal ............................................ 5

.................................  6

5-1. Block Diagram .............................................................. 7
5-2. Printed Wiring Boards ................................................ 10
5-3. Schematic Diagram ..................................................... 15

......................................................  17

....................................  18

Cut JW132 on the amplifier board to cancel the protector.
After servicing always be sure to return JW132 to its original state.

T901

JW131

JW132

JW168

JW167

– 3 –

This section is extracted from
instruction manual.

– 4 –