Sony SA-VA15 Service Manual

SA-VATS
— US Model
* REAR SPEAKER
Canadian Model
AEP Model
UK Model
E Model
Australian Mode!
Chinese Model
* FRONT SPEAKER SYSTEM
SPECIFICATIONS
Audio Power Specifications
For front full range/center woofer
speakers: with 8 ohm loads, both
channels driven, from 70 Hz - 20 kHz;
rated 20 watts per channel minimum
RMS power, with no more than 0.9%
total harmonic distortion from 250
milliwatts to rated output.
Amplifier section
Continuous RMS
power output
Center tweeter
Front full range/
Center woofer
Super woofer
Rear
Input sensitivity/
impedance
Output
total 100 W
20 W (8 ohms at 10
kHz,10 % THD)
20W + 20W (8 ohms at
1 kHz, 10 % THD)
20 W (8 ohms at 40 Hz,
10 % THD)
10 W + 10 W (8 ohms at
1 kHz, 10 % THD)
450 mV, 50 kilohms
1/2: 450 mV, 1 kilohm
Center: 350 mV, 1
kilohm
Rear: Accepts only
supplied rear speakers
$S-SR151
R-ch: Accepts only SA-
VA15 R-ch speaker
with supplied exclusive
speaker cord
Tone control
Front/Center
Speaker section
Type
Front speaker
DBR super woofer
Rear speaker
Speaker unit
Front speaker
system
Rear speaker
General
Power requirement
Power consumption
Bass: +10 dB at 100 Hz
Treble: +10 dB at
10 kHz
Bassreflex type
SAW type
Bassreflex type
Center tweeter: 5 cm
cone type (x2)
Front full range/ Center
woofer: 10 cm cone
type (x2)
Super woofer: 13 cm
cone type (x2)
8 cm cone type (x2)
US, Canadian model : 120V AC, 60Hz
AEP, UK, German, Malaysia, Singapore,
Chinese, Australian model :
220 — 230 V AC, 50/60 Hz
US model : 110 W
Canadian model : 120 W
AEP, UK, German, Malaysia, Singapore,
Chinese, Australian model : 80 W
— Continued on next page —
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Sony SA-VA15 Specifications

General

Brand	Sony
Model	SA-VA15
Category	Speaker System
Language	English

Summary

Specifications

Audio Power Specifications

Details power output ratings for front speakers and woofer at specified frequencies and THD.

Amplifier Section

Lists continuous RMS power output for different speaker types and amplifier sections.

Tone Control

Describes bass and treble adjustment ranges for the front/center channels.

Speaker Section

Specifies speaker types, including bassreflex and SAW types.

Speaker Unit

Details the cone sizes and types for center, front, super, and rear speakers.

Power Specifications

Covers general power requirements, consumption, and related parameters for various models.

Section 1: General

Dimensions

Provides physical dimensions for the main unit and speaker base.

Mass

Lists the weight of front and rear speaker components.

Supplied Accessories

Enumerates included items such as speaker cords, remote commander, and batteries.

Section 2: Diagrams

IC Pin Function

Details the pin assignments and functions for the System Control IC.

Circuit Boards Location

Illustrates the layout and names of various circuit boards within the system.

Schematic Diagram - Display Section

Presents the schematic circuit diagram for the display unit.

Printed Wiring Board - Display Section

Shows the printed wiring board layout for the display section.

Schematic Diagram - Main Section

Provides the schematic circuit diagram for the main system unit.

Printed Wiring Board - Main Section

Displays the printed wiring board layout for the main system.

Section 3: Exploded Views

R Speaker System Section

Displays an exploded view and parts list for the right speaker system.

L Speaker System Section

Shows an exploded view and parts list for the left speaker system.

Power Supply Section

Illustrates the components and assembly of the power supply unit.

Rear Speaker System Section (SS-SR151)

Details the exploded view and parts for the rear speaker system.

Section 4: Electrical Parts List

Model Identification

Back Panel Identification

Identifies model numbers and their corresponding back panel labels.

Safety Check-out Procedures

AC Leakage Check

Describes procedures and methods for checking AC leakage from exposed metal parts.

Accessories and Packing Materials

Remote Commander

Lists the remote commander unit and its part number.

Connection Cords

Details various cords for speaker and audio connections, including lengths.

Instruction Manuals

Lists instruction manuals available for different regional models.

Individual Cartons

Specifies part numbers for individual cartons used for packaging.

Hardware List

Screws

Lists various types and sizes of screws used in the assembly, identified by reference numbers.