Справочник Пользователя для Radio Shack XL-110

16

Troubleshooting

4. Turn up the auto sound system’s volume

control until the sound begins to distort.
Then immediately turn the volume down
to a point just before where the distor-
tion began.

Caution: Never turn up the auto sound
system’s volume control more than
needed to adjust the audio level, or
more than two-thirds of its maximum vol-
ume.

5. Adjust 

 until the sound

is at the maximum level you want the
amplifier to produce.

6. Adjust the auto sound system’s volume

control to a comfortable listening level.

If you installed a subwoofer using the steps
in “Connecting a Subwoofer” on Page 13, set

  to 

, then adjust 

  for your particular vehicle’s

acoustics. The amplifier passes through all
frequencies at or below that setting (45

−

400

Hz).

 selects the limit at which

the amplifier will pass frequencies (from 45

−

400 Hz). You should not use it to adjust the
sound you hear through your main speakers.

ˆ

We do not expect you to have any problems with your amplifier, but if you do, these sugges-
tions might help.

No power 

—

 the amplifier’s 

POWER indicator does not light 
after you turn on the vehicle’s 
auto sound system.

Power problem.

Check the amplifier’s and auto-
sound system’s fuses and 
replace them if necessary (see 
“Replacing a Fuse” on 
Page 18).

Vehicle’s ignition is not turned 
on.

Turn on the ignition.

The amplifier is not properly 
connected to your auto sound 
system/vehicle.

Check all connections.

No sound.

The auto sound system is not 
turned on or the volume is set to 
minimum.

Turn on the auto sound system 
or adjust its volume.

LEVEL (MIN/MAX) is set to 
minimum.

Adjust LEVEL (MIN/MAX).

12-2014.fm  Page 16  Tuesday, May 9, 2000  8:51 AM