User's Manual

10
4
NO. KEY FUNCTION
1
UP Increase frequency ,channel number or setting value.
2
DOWN Decrease frequency, channel number or setting value.
3
PTT Press the PTT (Push-TO-Talk) key to transmit.
4
Number Key Input VFO frequency or DTMF dial out etc..
5
DTMF ON/
OFF
Switches between DTMF dialing or function operating.
6
LOCK Switch
Locks out the UP
、
Down
、
Numerical keys and Function
keys.
7
MIC Speak here during transmission.
Key Pad Serial Data
+5V
DOWN
UP
MIC GND
MIC
PTT
GND
microphone
MIC Connector Diagram(in the front view of connector)
Getting Acquainted