NFS2-640/E Programming Manual — P/N 52742:L2 7/17/14   111
How to Manually Initialize a Detector Detector Initialization
E.4  How to Manually Initialize a Detector
You only need to manually initialize a detector when you change a detector during Walk Test or 
Advanced Walk Test. If, however, you replace a detector with a different type of detector, you must 
immediately program the new detector according to the instructions in “How to Replace a 
Detector” on page 110.
To manually initialize a detector, follow these steps:
1. Press the 
ENTER key. The control panel displays the Program Entry screen: 
2. Press the 1 key. The control panel displays the Enter Password screen: 
3. Enter the password 
RESET, which starts detector initialization. The control panel displays the 
following three screens, in the sequence shown, while initializing a detector:   
When the control panel completes the detector initialization, it displays system status as shown 
below: 
1=PROGRAMMING   2=READ STATUS ENTRY
(ESCAPE TO ABORT)  
ENTER PROG OR STAT PASSWORD, THEN ENTER.
(ESCAPE TO ABORT)
 Detector Initializing  _ Please Wait   
         02:48P 041508 Tue  
CHECKING MEMORY  NFS2-640 Release 1.0   
     Software #XXXXXXX                
 
 SYSTEM NORMAL  02:50P 041508 Tue