Technics SBAS 500 Service Manual

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ORDER NO. MAES 99097506

Service Manual

Active subwoofer

Specifications
I SPEAKER SECTION
Type 1 way 2 speaker system
Bass-reflex type
Speaker
Woofer 14 cm cone type X 2
Impedance 1 9
Input power \
Music 200 W
DIN 100 W

Sound pressure level
Frequency response

83 dBlW (1.0 m)
38-410 Hz (-16 dB)
42-350 Hz (-10 dB)

I AMPLIFIER SECTION
Continuous power output
20-200 Hz ('I'HD 1%)

Phase switching

100 wn o)
NORMAL/REVERSE

I Contents

Positionig the Speaker
Accessories
Connections ..
Operation
Operation Checks and Component

Replacement Procedures
Printed Circuit Board Diagram ..
Wiring Connection Diagram
Alter Repair And Adjustment .
Protection Circuitry .

Speaker System

SB-AS5OO

Suiix for
Model No

(E) Europe (K)
(EB) United Kingdom

Area. Colour

Input sensitivity/Impedance
Low pass filter

335 mV/15 k9
50-200 Hz Variable

I GENERAL

Power supply AC 110-127 V/220-240 V, 50/60 Hz
Power consumption 40 W
Dimensions (W X H X D) 318.6 X 382 X 430 mm
Weight 10.3 kg
Note:

Specifications are subject to change without notice.
Weight and dimensions are approximate.

Schematic Diagram .......................
Replacement Parts List (Electrical) .
Cabinet Parts Location ..........
Replacement Parts List (Cabinet)
Packaging
Replacement arts Ist ( ccessorles

A WARNING
This service information is designed for experienced repair technicians only and is not designed lor use by the general public. It does
not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products
powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

Technicsi

© 1999. Matsushita Electric Espafia.S.A.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

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SB-AS500

I Positioning the Speaker

0 The subwooler can be placed in any position as long as This speaker system is designed so as to be able to be
it is at a reasonable distance from the TV. used in close proximity to a TV, but irregular coloring may
0 Do not place any object on top of this unit. result due to how the system is placed. If such distortion
occurs, turn otf the TV for between 15 and 30 minutes. The
The diagram below shows the basic positioning of each TVs demagnetizing function will eliminate the distortion. If
speaker. the irregular coloring is still visible, move the speaker fur-
ther away from the TV.
Note:

Do not attach this speaker to walls or ceilings.

Centers aker not included
pe ( ) Surround speakers (not included)

Active subwoofer (SB-A3500)

I Accessories

0 Monaural connection cable .,..1pc.
(RJL1P015850)

%

0 AC power supply cord ............ 1pc.
(RJA0019»2K:For E area) (RJA0049-2K:For EB area)