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PARMS” and then rotate that switch to display the 
desired parameter. Then press the Select switch again 
to select it. 

SCAN TIMER - Selects the Scan Hold timer. 
Rotate the Select switch to decrement/increment 
the timer in 0.5-second steps (“0” disables it). 
When the desired value is displayed, store it by 
pressing the Select switch.

TX TIMER - Selects the transmit time-out timer. 
Rotate the Select switch to decrement/increment 
the timer in 15-second steps (“0” disables it). When 
the desired value is displayed, store it by pressing 
the Select switch.

PEN TIMER - Selects the penalty timer. Rotate 
the Select switch to decrement/increment the timer 
in 15-second steps (“0” disables it). When the 
desired value is displayed, store it by pressing the 
Select switch.

CONV TIMER - Selects the conversation timer. 
Rotate the Select switch to decrement/increment 
the timer in 30-second steps (“0” disables it). When 
the desired value is displayed, store it by pressing 
the Select switch.

5.16.7  CHANNEL PARAMETERS

NOTE: If “PASSWORD” is briefly displayed when 
attempting to select a parameter, see Section 5.16.3. 

The “CHAN PARMS” menu parameter selects 

the following conventional channel parameters that 
can be reprogrammed. Press Select switch to select the 
“CHAN PARMS” parameter and then rotate that 
switch to display the desired parameter. Then press the 
Select switch again to select it. The squelch control 
parameters are unique to the type of conventional 
channel selected (analog or Project 25).

RX FREQ - Programs the receive channel frequency. 
To select the digit to change or move the cursor to the 
right, press the Select switch. Then to display the 

desired digit, rotate the Select switch. The frequency is 
stored after programming the last digit. If an invalid 
frequency is entered, a beep sounds, “INVALID” is 
briefly displayed, and the frequency editing mode 
continues to be selected.

TX FREQ - Selects the transmit frequency the same 
the preceding RX FREQ.

RX CODE - Sets the receive Call Guard (CTCSS/
DCS) code. Rotate the Select switch to select the 
desired type (CTCSS and DCS). Then press and 
rotate the Select switch to select the desired code. 
The displayed code is stored after the last digit is 
programmed. If an invalid code is entered, a beep 
sounds, “INVALID” is briefly displayed, and the 
editing mode continues to be selected.

TX CODE - Selects the transmit codes the same as 
RX CODE above. 

RX NAC - Selects the Network Access Code 
(NAC) which can be any number from 0-4095. 
Rotate and press the Select switch to enter the 
desired code. The displayed code is stored after the 
last digit is programmed. If an invalid code is 
entered, a beep sounds, “INVALID” is briefly 
displayed, and the NAC editing mode continues to 
be selected.

TX NAC - Selects the transmit NAC the same as 
RX NAC above. 

TX POWER - Selects the desired power output level. 
Rotate the Select switch to scroll through the 
following choices. When the desired setting is 
displayed, store it by pressing the Select switch.

•

POWER HI - High transmit power

•

POWER LO - Low transmit power

•

POWER SW - Switchable power selectable by 

the High/Low power switch. This choice is not 
available if that switch is not programmed.

TX TIMER - Enables or disables the time-out timer 
on the current channel. Rotate the Select switch to 
toggle between the on and off mode, and when the