Operator's Manual

Table Of Contents
14221-1850-2000, Rev. A
46
4.17 ENABLE/DISABLE ENCRYPTION
A button on the control head or KMM can be programmed to enable/disable encryption.
See Section 6.4 for the various options that can be programmed to the control head
buttons.
Or
Turn encryption on or off via the Security Menu:
1. Press the Menu button.
2. Navigate to the SECURITY menu.
3. Scroll up or down to highlight ENCRYPTION. Toggle encryption enabled/disabled by pressing the
Group/Channel Select Knob. This option is grayed out if Encryption Mode in the radio’s personality is
programmed “Forced On.”
If a channel is programmed to be encrypted, an optional key icon appears on the main display when
encryption is enabled. The system must also be programmed for encryption.
When encryption is enabled and you use any channel not configured for encryption, the radio allows
PTT. The signal is transmitted unencrypted.
Systems configured for Global Encryption (enabled in the Security menu) can display an optional
Global Encryption icon in addition to or instead of a key icon (Section 5.19.3).
4.18 CHANNEL GUARD (ANALOG CONVENTIONAL ONLY)
Channel Guard is Harris’s trademark for CTCSS (tone squelch) and CDCSS (digital tone squelch).
The Channel Guard menu is only accessible if the System is setup for CG SEL in the
radio’s personality.
To select the Channel Guard tone:
1. Press the Menu button.
2. Navigate to the CALL menu.
NOTE
NOTE