Controls and Indicators

TopView

EmmalChannel!

SpeakerFrequencyl

Lock

Earphone

I

Antenna

OriOlfRotary

VolumeTuner

Connec1Dr

Squelch

EXTERNAL When using an optional External Speaker

SPEAKERJACK system, connect the External Speaker plug here.

EARPHONE

Plug the earphone into this jack for private

JACK

listening.

When the

earphone is connected,

 

the internal speaker is disconnected.

ANTENNA

Connect

the rubber

antenna

to this

BNC

CONNECTOR

connector

and turn

clockwise

until

it locks.

ON-OFFNOLUME(Inner control) This control turns the scanner

CONTROL on or off, and also adjusts the volume.

SQUELCH CONTROL

(Outer control) Adjust the outer control to set the scan threshold. When monitoring a

single channel in Manual Mode, adjust the Squelch Control to eliminate the background rushing noise heard in the absence of an incoming signal.

CHANNEL! (Outer control) Turn the [CIFIL] Selector to FREQUENCY! "C" to enable channel selection, or to "P' to

LOCK SELECTORenable frequency selection. In the "L"

position, the Rotary Tuner is disabled, and cannot be used to select (display) channels

or frequencies.

VFOCONTROL (Inner control) Use the Rotary Tuner to (ROTARYTUNER)select a channel or frequency. Turn the

control clockwise to STEP UP, or counter- clockwise to STEP DOWN, a channel or frequency.

5

Page 7
Image 7
Uniden USC 2500XL T manual Controls and Indicators, TopView