background image

Troubleshooting Guide

4

Specifications

Component

No Power

No sound

Distorted sound

Less bass and poor
imaging

·

The AC input cord is disconnected.

·

The POWER switch on the rear panel is
not pressed.

·

Incorrect connection between the
components.

·

Incorrect operation of the component
connected.

·

The unit runs at excessively high volume
level.

·

The PHASE switch is set to the opposite
position.

·

Connect the cord securely.

·

Press the POWER switch to ON.

·

Make connections correctly.

·

Operat the component correctly.

·

Decrease the volume level or adjust the
corssover frequency.

·

Set the PHASE switch correctly.

PROBLEM

POSSIBLE CAUSE 

REMEDY

ASW-158

Frequency Response

60~20KHz

Power, 35Hz, Impedence 6

80 W

Sound Pressure Level

86dB/W/m 

Power Supply

230V/50Hz

Power Consumption

75W

ASW-138

RMS Power

50W

Max Power

80W

Impedence

6

Power Pressure Level

86dB/W/m

ST-20

RMS Power

35W

Max Power

70W

Impedence

6

Power Pressure Level

86dB/W/m

Note : Specifications are subject to change without notice.

If this unit does not perform as expected, consult the table below to see if the problem can be corrected before
seeking help from your dealer or our service organization.

ST-3103 : ASW-138 1Pcs, ST-20 5Pcs

ST-3108 : ASW-158 1Pcs, ST-20 5Pcs

Summary of Contents for ST-3103

Page 1: ...ST 3103 ASW 138 ST 20 ST 3108 ASW 158 ST 20 O P E R A T I N G I N S T R U C T I O N S S P E A K E R S YS T E M ...

Page 2: ... to persons This symbol in intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance WARNING To reduce the risk of fire or electric shock do not expose this appliance to rain or moisture Caution Do not block ventilation openings and fan FOR U S A AND CANADA 120V Units shipped to the U S A and Canada are des...

Page 3: ...el of the subwoofer Increasing the volume level of the subwoofer excessively may impair the sound quality or damage the unit For safe operation set this knob to center position in general use Control of Phase According to phase contol it from 0 to 180 If it dose not match low sound range would be decreased Low level Input Please connect low level input to Subwoofer input of receiver or amplifer AC...

Page 4: ... connection cords Be sure to connect the RCA cord to Audio Input jack of active subwoofer when making connections Never short circuit the and speaker cords Be sure to connect speakers firmly and correctly according to the channel left and right and the polarity and Be sure to use the main speakers with the impedance of over 6Ω When this unit is placed next to the record player etc the howling nois...

Page 5: ...se the volume level or adjust the corssover frequency Set the PHASE switch correctly PROBLEM POSSIBLE CAUSE REMEDY ASW 158 Frequency Response 60 20KHz Power 35Hz Impedence 6Ω 80 W Sound Pressure Level 86dB W m Power Supply 230V 50Hz Power Consumption 75W ASW 138 RMS Power 50W Max Power 80W Impedence 6Ω Power Pressure Level 86dB W m ST 20 RMS Power 35W Max Power 70W Impedence 6Ω Power Pressure Leve...

Page 6: ......

Reviews: