E F Johnson 2427240 Revised Page of Manual

OPERATION

System

Scan List

Phone
Group

Dial

Mode

S

BUSY

8-Character

Alphanumeric

Display

2.2 CONTROLS AND DISPLAY

2.2.1 TOP PANEL CONTROLS

NOTE: The top panel controls are shown in
Figure 2-1.

Conv Ch

Busy

Option
Select

Low

O

M

Not

Used

Power

L

Scan

Low

Battery

UID/Aux

Figure 2-2 Display

Option

Switch 2

Call

C

UID

Group

MonitorEncryption

Priority

Keypad

Switch

P2

Tx

Lock

PTT

Group Scan

List

G

Transmitter

Keyed

2.2.2 SIDE CONTROLS

Option Switch 2 - This switch can
be programmed to control a
specific function (see Section

2.5.1).

On-Off Volume - Turning this knob clockwise turns
power on and sets the volume level. Turning it coun­terclockwise to the detent turns power off. Power is on
when information appears in the display. Refer to
Section 2.3.3 for more information on setting volume.

Option Switch 1 - This switch can be programmed to
control a specific function (see Section 2.5.1).

Antenna Jack - Connection point for the antenna.

Accessory Connector - When the protective cover is

removed, this connector can be used to access PTT,
speaker, and microphone lines for transceiver service
testing. It is also th e conn ectio n point f or the c omputer
when programming the transceiver.

Battery Release Button (Not shown) - This button is
located on the bottom end of the transceiver, and it is
pressed to release the battery so that it can slide down­ward and be removed from the radio.

NOTE: Turn off transceiver power before removing
the battery. This ensures that current settings are prop­erly saved and the de-registration message is sent.

PTT (Push-To-Talk) - This switch
keys the transmitter so that a
message can be transmitted. The
“

Tx” icon is displayed when the

transmitter is keyed.

Option Switch 3 - This switch can
be programmed to control a

Option

Switch 3

specific function (see Section

2.5.1).

2.2.3 DISPLAY

8-Character Alphanumeric Display - This area of
the display indicates the selected system and group
(Section 2.3.4), the dialed number (Section 2.7), error
conditions, and other information (Section 2.12.4).

- Indicates that the displayed system is in the scan

S

list and scanned normally (see Section 2.6.7).

- The base portion of this icon is displayed when

the displayed group is programmed for telephone
calls, and the top portion (receiver) is displayed when
the dial mode is selected (see Section 2.7).

January 2001
Part No. 001-7240-001

2-2