Adjusting Frequency Crossover; Troubleshooting - Radio Shack XL-110 Owner's Manual

12-2014.fm Page 16 Tuesday, May 9, 2000 8:51 AM
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
LEVEL (MIN/MAX)
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.
ˆ

Troubleshooting

We do not expect you to have any problems with your amplifier, but if you do, these sugges-
tions might help.
Symptom
—
No power the amplifier's
POWER indicator does not light
after you turn on the vehicle's
auto sound system.
No sound.
16
ADJUSTING FREQUENCY
CROSSOVER
If you installed a subwoofer using the steps
in "Connecting a Subwoofer" on Page 13, set
X-OVER FREQ ON/OFF
OVER FREQ
acoustics. The amplifier passes through all
frequencies at or below that setting (45 400
Hz).
until the sound
Note:
the amplifier will pass frequencies (from 45
400 Hz). You should not use it to adjust the
sound you hear through your main speakers.
Possible Cause
Power problem.
Vehicle's ignition is not turned
on.
The amplifier is not properly
connected to your auto sound
system/vehicle.
The auto sound system is not
turned on or the volume is set to
minimum.
LEVEL (MIN/MAX) is set to
minimum.
Troubleshooting
to , then adjust
ON
for your particular vehicle's
selects the limit at which
X-OVER FREQ
Suggestion
Check the amplifier's and auto-
sound system's fuses and
replace them if necessary (see
"Replacing a Fuse" on
Page 18).
Turn on the ignition.
Check all connections.
Turn on the auto sound system
or adjust its volume.
Adjust LEVEL (MIN/MAX).
X-