4 FRONT PANEL CONTROLS
Figure 1: SRP9180 Portable Controls.
Control
Function
On/Off/Volume
Rotate clockwise to turn on the radio and then set volume to desired
level.
Selector Switch Rotate the switch to select the desired channel.
ABC Switch
Programmer configurable three position function switch.
Rx/Tx/Power
LED
Green LED illuminates when receiving a signal. Red LED illuminates
when the radio is transmitting. Flashing Red LED indicates low
battery.
PTT
Push-to-Talk. Hold the radio 10 cm from the mouth. Press and hold
the PTT switch and speak. Release to listen.
Keypad
Used to select channel numbers, set status and send DTMF or Selcall.
Function
Key F1
M
Programmer configurable function key. It is typically programmed as
the Menu Select key.
Doc Number:
TNM-U-E-0089 ISSUE 2.2
Page
22
