Akai ASR-8015-SSP Service Manual

АКУСТИЧЕСКАЯ СИСТЕМА

Model:

ASR8015SSP

SERVICE MANUAL

www.akai.ru

General safety instructions

Contents

To avoid the risk of an electron ic shock, you should
not expose the device to rain or moisture. Consequently,
do not use the device in the immediate vicinity of water,
for example near a bath tub, a swimming pool or in a
damp cellar.

Use the device only for the in tended purpose. Only
connect the device at a properly installed plug socket.
Pay attention that the specified voltage corresponds to
the voltage of plug socket.

When using external mains supply, pay attention to the
correct polarity and voltage. Always place the batteries
in the correct direction.

Assemble the device in such a way that the available
ventilation openings are not covered.

Never open the housing of the device. Incorrect rep
airs can constitute a c onsiderable risk o f the user.
Should the device become damaged, in particular the
mains supply cable, do not opera te the device an y
longer, but rather have it repaired by an expert.

Check the mains supply cable regularly for damage. For
safety reasons a broken or damaged mains lead may
only be replaced by an equivalent lead from the
manufacturer, our customer service department or a
similarly qualified person.

These symbols may be found on the unit and are in
tended to indicate the following:

Cover------------ ---------------------------P1
Genera l s a f e t y i n st r u ction--------P2
Exploded view of the Subwoofer— P3
Exploded view of the satellite-- P4
Schem at i c d i a gr a m --------------------P5
Dr a w i n g of P C B b o a r d - -------- P6 - P9
Part list ------------ -----------P10
Familiar malfunction analysis----- P11

Specification Data:

RMS output: 110W(35W+15W*5)
Speaker Unit:
subwoofer: 5. 25"
satellite: 3" *5
Distortion :0. 3%1w 1kHz
S/N Ratio: >=60dB
Separation: >-45dB

The lightning symbol should advise the user
of parts in the inside of the device which
carry dangerously high voltage level.

The symbol with an exclamation mark should
advise the user of important operation or
maintenance instructions in the
accompanying documentation.

■/.

FAMILIAR MALFUNCTION ANALYSIS OF AFTER-SERVICE

Malfunction 1:
Phenomenon: speaker no sound, VFD display no working.

Suggest resolving:

1) Check if power plug is well connected to power.

2) Check if switch is set in "ON"

3) Fuse was melted. (Need checked by professional and replacing)
Malfunction 2:
Phenomenon: Subwoofer no sound
Suggest resolving:

1) Check if turned up "master volume", subwoofer "volume"

2) Check if have set to "2.1 input"

3) Check if have input signal that under 200Hz frequency
Malfunction 3:
Phenomenon: Whole system no sound
Suggest resolving:

1) Check if input audio frequency cable is well connected.

2) Check if output audio frequency equipment are working
Malfunction 4:
Phenomenon: 5.1 Channel output no sound
Suggest resolving:

1) Check if input cable is well connected to 5.1 channel input RCA

2) Check if "mode" have set to 5.1
Malfunction 5:
Phenomenon: resonance while power on
Suggest resolving:

1) Need checked & repaired by professional.