Controls And Display; Front Panel Controls - E.F. Johnson Company 5300 SERIES Operating Manual

2.1 FRONT PANEL CONTROLS

On-Off/Volume - Pressing this control turns power on
and off, and rotating it sets the volume level.
Select Switch - Selects zones/channels and is also
used for other functions such as selecting names from
a call list. When selecting zones/channels, a bar above
the zone or channel display (see Figure 2-3) indicates
which is being changed. This bar is switched between
displays by pressing this switch, and zone and chan-
nels are selected by rotating it (see "Zone/Channel
Select" on page 14).
Multi-function Indicator - This is a two-color LED
that indicates the following:
Red (constant) - Transmitter keyed (PTT switch
pressed).
Green (constant) - Busy condition (carrier detected
in receive mode).
SECTION 2 CONTROLS AND DISPLAY
Six Option Six Option
Switches Switches
Display Display
Multi-function Multi-function
Indicator Indicator
Figure 2-1 Front Panel Controls
PTT Switch PTT Switch
On-Off/ On-Off/ Select Select
Volume Volume Switch Switch
NOTE: This indicator is disabled when the
Surveillance mode is programmed (see Section 4.9).
Option Switches - Each of the six options switches on
the front panel (including the one located to the left of
the display) can be programmed by your system oper-
ator to control some function. The switch functions
can be different for each operating mode (conven-
tional, SMARTNET/SmartZone, and Project 25
Trunked). Therefore, up to 18 functions can be
controlled by these switches. Refer to Section 4.1 for
more information on option switch functions.
Speaker - An internal 16-ohm, 5-watt speaker is
located behind the grille. An optional 4-ohm, 12-watt
external speaker may be used if desired. The internal
speaker is disabled when an external speaker is used.
PTT Switch - This push-button switch on the micro-
phone is pressed to talk (key the transmitter) and
released to listen.
10

CONTROLS AND DISPLAY

Microphone Microphone
Speaker Speaker