Sony ss d 77 av service manual

Page 1

SS-DI7AV

SERVICE MANUAL EMode/

Tourist Model
SPECIFICATIONS
Speaker system 3-way
Speaker units Woofer : 26 cm. cone type

Midrange : 10 cm, cone ivpe
Tweeter: 25 cm, dome type

Enclosure type Bass reflex

Rated impedance 6 ohms

Maximum input power 140 W

Sensiiiviiy 91 dB (1 W, 1 m),
Frequency range 30 Hz to 20,000 Hz
Dimensions 320 X 560 X 285 mm (w/h/d)
Weight 9.5 kg

Magnetically shielded (ype

Design and specifications subject to change without notice.

This set is the speaker system in
LBT-A70/A70CD/A7OCDM.

1 . WIRING DIAGRAM

I NETWORK BOARD)

SP3
TWEETER SP2
MID-RANGE

SP, INPUT

WOOFER

SPEAKER SYSTEM
SONY;

Page 2

SS-D77AV

2.

EXPLODED VIEW AND PARTS LIST

NOTE:

items marked "" are not smoked since they are
seldom required for routine service. Some delay
should beanticlpated when orderlngtheee items
The mechanical pens with no reference number
In the exploded views are not supplied

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks

1 X-4942-375-1 FRAME ASSY. GRILLE 8 1-537-302-21 TERMINAL BOARD (WITH BREAKER)

Z X-4942-378-1 FRAME (ll) ASSY. ORNAMENTAL 9 X-4942~379-1 CABINET (L) ASSY, SP

3 4-923-040-01 SCREW (4X16), TAPPING 9 X-4942-380-1 CABINET (R) ASSY. SP

4 1-589-411-11 MOUNTED BOARD

5 X-4942-377-1 FRAME (ll) ASSY. ORNAMENTAL SP1 1-544-386-21 SPEAKER (25cm)

SPZ 1-544-536-11 SPEAKER (IOCM)

t 6 X-4941-105-1 CHAMBER ASSY. BACK SPS 1-5441'753-11 SPEAKER (2.50M)

7 X-4942-376-1 FRAME (T) ASSY. ORNAMENTAL

English
Sony Corporation P_ t 3?F1J914-1
_ _ - rm S In apan
9 957 203 11 Audlo Group © 1992.6
- 2 - Published by Customer Relations and Service Group