Tyco Electronics P5200 사용자 설명서

69 

An example of the menu item selection process and menu item parameter change is detailed below for the 
Backlight menu item. 

1.  Press 

. The menu mode is entered.  

2.  Press 

 or 

 until the display shows: 

 

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 9-7). 

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 9-6. 

 

 

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. 

Keypad Lock 

Menu Item: 
KEY LOCK 
Once Selected: 
LOCKED 

Locked 
Unlocked 

Locks the keypad. To unlock; press and release “M” 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.