Atlantic Technology 444 SB Gebrauchsanweisung - Seite 10
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Troubleshooting
Subwoofer Troubleshooting Guide
Once your subwoofer is set up, you should have many years of maintenance free enjoyment from your system. However, if you should encounter a
problem, refer to the following guide to help you find the solution. If a problem persists, you should contact your local authorized Atlantic Technol-
ogy dealer.
Problem
No bass output
Audible buzz or hum
Specifications
Model 224 SB
Type/Features
Powered subwoofer, sealed enclosure
Bass Driver
10" (254mm) long-throw composite cone
Output Power
180W RMS
Distortion (amplifier)
<0.5%
Frequency Response
34Hz – 250Hz ±3 dB
Input Impedance
10k
Peak Output
102dB SPL into 1500 cubic Feet
Dimensions (WxHxD)
14¼ x 13¼ x 15
including grille
368 x 337 x 391mm
Weight
31lbs/14.1kg
Power Requirements
110-120/220-240V,
50-60Hz, 300W Max
Specifications are those in effect at the time of printing. Atlantic Technology reserves the right to change specifications or designs at any time without
notice. Dolby Digital, Dolby Stereo, and Dolby Pro Logic are trademarks of Dolby Laboratories Licensing Corporation. DTS is a registered trademark
of Digital Theater Systems, Inc.
Possible Cause
AC power cord unplugged or
plugged into a non-working outlet.
Input cables not securely
connected or defective.
Input cable not securely connected
or defective.
Ground loop through antenna or
cable TV system input.
Model 334 SB
Powered subwoofer, sealed enclosure
10" (254mm) long-throw composite cone
220W RMS
<0.5%
30Hz – 250Hz ±3 dB
10k
104dB SPL into 2000 cubic Feet
3
⁄
in
15¼ x 15 x 15
8
388 x 380 x 397mm
35lbs/15.9kg
110-120/220-240V,
50-60Hz, 300W Max
Model 224, 334 and 444 SB Powered Subwoofer
Possible Solution
Plug into a working outlet.
Check all connections, then try another
input cable.
Check all connections, then try another
input cable.
Test by disconnecting antenna and/or cable
system input leads. If hum goes away, install
isolation balun(s) at that point.
Model 444 SB
Powered subwoofer, sealed enclosure
12" (305mm) long-throw composite cone
325W RMS
<0.5%
25Hz – 250Hz ±3 dB
10k
104dB SPL into 2500 cubic Feet
5
⁄
in
16½ x 16
8
418 x 430 x 407mm
42lbs/19.1kg
110-120/220-240V,
50-60Hz, 500W Max
7
⁄
x 16 in
8