MM-012099-001 
43 
 
Figure 8-7: Backlight Menu Item Selection Parameter 
3.  Press 
.  The backlight menu item is activated. Line one shows the active menu item and its 
current parameter setting. Line two shows the currently selected system or group name (see Figure 
8-8). 
 
Figure 8-8: Backlight Menu Display 
4.  The menu item's parameter setting shown in the display can now be changed by using 
 or  . 
5.  Once the desired setting is reached press 
 to store the value and return the menu option selection 
level. 
For menu items that display radio information pressing 
 or    will scroll through a list of 
informational displays. An example of information displays is shown in Table 8-4. 
 
 
The TX POWER menu item, when selected, toggles LOW/HIGH power. It does not use 
 or   to scroll nor is an additional press of the   button required. 
Table 8-4: Menu Item Information 
FEATURE  DISPLAY 
PARAMETER 
SETTING 
COMMENT 
Keypad Lock 
Menu Item: 
KEY LOCK 
Once Selected: 
LOCKED 
Locked 
Unlocked 
Locks the keypad. To unlock; press and release 
then 
within 1 second press the option button NOTE: This 
sequence is also a short cut to locking the keypad. 
Backlight Adjust  Menu Item: 
BCK LIGHT 
Once Selected: 
BCKL= 
OFF/ON  Selects the light level for backlighting. 
Contrast Adjust  Menu Item: 
CONTRAST 
Once Selected: 
CNTRST= 
1, 2, 3, 4  Selects the display contrast level. 
Transmit Power Select  Menu Item:  
TX POWER   
Once Selected: 
POWER= 
HIGH or LOW  Selects radio output power mode. 
Radio Revision Information  Menu Item: 
REVISION 
N/A  Selects the information display to view. Informational display 
only (see Table 8-5). No user selectable settings. 
Toggle Scan On/Off  SCAN  ON/OFF  Toggles Scan operation ON/OFF. 
Toggle Private Mode  PRIVATE  ON/OFF  Toggles Private Mode ON/OFF.  
Display Current Encryption 
Key 
DISP KEY  N/A  Displays current encryption key. Informational display only. 
No selectable settings.