Operating instructions
DMH Series VHF Radio  Installation and Programming 
BK RADIO  Page 2-9 
2.2.2.7.5   SCAN LIST LOCK 
When function 5 is enabled (flashing), the user will not be 
able to change the channels in the Scan List. When 
disabled (steady), the user can enter or delete channels from 
the Scan List. See "Change the Scan List" in section 3.11.6 
of this manual. 
2.2.2.7.6  STORE GROUP ONE SETTINGS 
Once each function 1-5 is set as desired, you can store the 
changes, discard the changes, or disable all 5 functions. 
Press the [CLR] key to disable all Group One functions 
(steady). 
Press the [ENT] key to store new Group One settings into 
memory and advance to the next field. 
Press the [FCN] key to advance to the next field without 
saving changes. 
2.2.2.8  CHANNEL 0 GROUP TWO FUNCTIONS 
After Group One functions are set, the display will show ‘PRG 2-12345’ 
for Group Two functions. As with Group One functions, the enabled 
function numbers will flash. The disabled functions remain steady. 
2.2.2.8.1   USER CHANNEL GUARD SELECTION 
When function 1 is enabled (flashing) the user will be able to 
press the keypad to independently select the Channel Guard 
values that are programmed into Channels 1 through 16 
while operating on any Channel 1 through 16. When function 
1 is disabled the user will be unable to use the keypad for 
Channel Guard selection. See "User Selected Channel 
Guard" in section 3.15 of this manual. 
2.2.2.8.2 & 
2.2.2.8.3   BUSY CHANNEL OPERATION 
Functions two and three are used to set Busy Channel 
operation. There are three types of busy channel operation 
available. They are described more fully under "Busy 
Channel" in section 3.16.6 of this manual. 
Busy Channel Modes include: 
Busy Channel Indicator - The yellow LED illuminates when 
a signal is received on the channel selected, with or without 
the programmed receive Channel Guard setting. 
Busy Channel Lockout - The yellow LED illuminates and 
the transmitter PTT is disabled when a signal is received 
without the programmed receive Channel Guard setting. 
 PRG     
 1--12345 
 PRG 
 2--12345 
 PRG  
 2--12345 
 PRG  
 2--12345 
 PRG  
 2--12345 
 PRG  
 2--12345 










