Sony xe 70 service manual

Page 1

SEICE ANAL

U8 Model
Canadian Model

AEP Model
E Model

SPECIFICATIONS

Center frequencies
50 Hz. 125 Hz. 300 Hz.
800 HZ, 2 kHz. 4 kHz.
12 kHz
Boost/cut range :12 dB
Frequency response
5 Hz-100 kHzffldB
Signal-to-noise ratio
More than 105 dB
(A-weighted)
Harmonic distortion
Less than 0,005%

Gain 0 dB

General

Input Line inputs (phono jacks)
x 1

Output Line outputs (phone jacks)
x 2

Power requirements
12 V DC car battery
(negative ground)

Current drain 180 mA
Input remote current
4 mA

Mounting dimensions

178 x 25 x 135 mm (wlhld)

(7V,3 x1 x 53/8 inches)
Weight Approx. 650 g (1 lb 7 02)
Accessories supplied

Mounting hardware (1 set)

FUSE REPLACEMENT

If the tuse blows, check the power connection
and replace the fuse. It the {use blows again
after replacement. there may be an internal
malfunction, In this case. consult your nearest
Sony dealer.

Warning
Use the specified ampere luse. Use of a
higher amperage {use may cause serious
damage.

STEREO GRAPHIC EllllAllZER
SONY.

Page 2

XE-70

TABLE OF CONTENTS Flexible Circuit Board Repairing
_ . 0 Keep the temperature of the soldering iron around
Section Title Page 270°C during repairing.

0 Do not touch the soldering iron on the same conduc-
tor of the circuit board (within 3 times).

0 Be careful not to apply force on the conductor when

SECTION 1. GENERAL .................................................... 2 soldering or unsoldering.

Specifications -

SECTION 2. DIAGRAMS ---------
2-1. Printed Wiring Boards
2-2. Schematic Diagram --------

"'6 Notes on chip component replacement

0 Never reuse a disconnected chip component.
0 Notice that the minus side of a tantalum capacitor

SECTION 3, EXPLODED VIEW ...................................... 12 may be damaged by heat.

SECTION 4_ ELECTRICAL PARTS LIST-- --13

SECTION 1
GENERAL

PARTS IDENTIFICATION

r- EOUALIZER ONIOFF button

,- FAD (fader) control and indicator

SONY

sow min
077 ON

Equalizer controls and indicators