Sony ss a 902 service manual

Page 1

SERVICE MANUAL

SPECIFICATIONS

Speaker system 3-way
Speaker units Woofer:

20 cm, cone type
Midrange:

6 cm, cone type
Tweeter:

1.6 cm, dome type

Enclosure type Bass reflex
Nominal impedance

6 ohms

Power handling capacity

Sensitivity

Music 160W
88d8(1 W, 1 m),
6.3 W (96 dB, 1 m)

Frequency range 40 Hz to 20,000 Hz
Dimensions Approx. 290 x 525 x 230

Weight

mm (wlh/d)
Approx. 6.8 kg per
speaker, net
Approx. 155 kg in
shipping carton

Design and specifications subject to
change without notice.

1. TWEETER REMOVAL

precision
screwd river

(

. Shave these portions with a knife etc.

When installing tweeter, apply the
locking compound to these portions.

tweeter

ornamental
frame (TI

)

AEP Model
UK Model

This set is the speaker system in LBT-V902.

2. WIRING DIAGRAM

5?:
mm»:

[NETWORK BOARDI

r(NETWORK ASSYI

SPEAKER SYSTEM

SONY;

Page 2

SS-A902

3. EXPLODED VIEW AND PARTS LIST

NOTE:

0 The mechanical parts with no reference 0
number in the exploded views are not

supplied.

N_o Part No

1 X-4923>052-1
2 4'910-190-01
3 4»934-228-01
4 4-923-040-01
5 X-4910~1361
6 X-4910-135-l
7 X-4939-201-1
7 X-4939-202-1
901 1-589-280-11
902 1-537-14511
SP1 1-544-360-11
SP2 1-544-205-11
SP3 1'544'135-11

9-955-886-1 1

service.

Items marked "* are not stocked slnce
they are seldom required for routine
Some delay should be antici-

pated when ordering these items.

Description

FRAME ASSY, GRILLE

FRAME (W), ORNAMENTAL
PACKING (W)

SCREW (4X16), TAPPING
FRAME (M) ASSY, ORNAMENTAL
FRAME (T) ASSY, ORNAMENTAL
CABINET (L) ASSY, SPEAKER
CABINET (R) ASSY, SPEAKER
NETWORK ASSY

TERMINAL BOARD (SPEAKER)
SPEAKER (20 CM)

SPEAKER (6 CM)

SPEAKER (1.6 CM)

Remark

Sony Corporation
Audio Group

_2_

902

ACCESSORY & PACKING MATERIAL

1.575495 CORD. SPEAKER
3752-02811 MANUAL, INSTRUCTION
* 4-939-204-01 INDIVIDUAL CARTON

English
90E0460-1
Printed in Japan
© 1990, 5

Published by Customer Relations and Service Group