49
Rev G
S6−
−−
−TR400 Diagnostics
Setting and changing the security code number, continued
Setting security
To set the security code number, do the following:
Step Action
1.
Determine which keys you want to lock out, using variable 05. The
default is 0011, which locks out the DIAG key and prevents changes to
operational variables, except variable 00.
2.
Press the DIAG key.
3.
Press the LEFT ARROW key and the display will show the default
Security Code of 0400, as shown in Figure 21.
REV
PROG
OUT
1
KEY
ERR
OUT
2
0 4 0 0
Figure 21: Security Code Number in Diagnostics Mode
4.
Enter a new security code number, up to four digits.
Important
Write your security code number down on paper and keep it in a safe place; if you
forget the number or lose it, you will not be able to “disable” the keypad lockout
function.
5.
Press the ENTER key to set the new security code number; this will
enable the keypad lockout function and exit Diagnostics Mode.
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