User's Manual

Model 1150A DVOR
3-6 Rev. - November, 2008
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Figure 3-2 PMDT Configuration Screen
3.6.6
Connecting to the VOR
3.6.6.1 Security Levels
Access to the VOR system via the PMDT is restricted through the use of four security levels. Level 1 is the lowest
security level, and Level 4 is the highest security level. These security levels are accessed as shown in Table 3-2:
Table 3-2 VOR Security Levels
Security Level Accessed by Permissions
Level 1
Logging on with either: User ID of
“GUEST”, without a password, or a
valid Level 1 User ID and the
corresponding Password.
System Status and Parameters. At this level, the
user has display-only access to all screens except
for the security codes screen. The user has no
control over the system.
Level 2
Logging on with: A valid Level 2 User
ID and the corresponding Password
Non-Critical Functions. At this level, the user has
Level 1 access plus the issuance of discrete
commands which do not modify the signal in
space. For example, the user can turn the signal
on/off, but cannot modify the course position.
Level 3
Logging on with: A valid Level 3 User
ID and the corresponding Password
Critical Functions (except Passwords) - The user
has access to all functions that are available in the
system, except for the Security Screen.
Level 4
Logging on with: The valid Level 4
User ID and the corresponding
password.
Critical Functions - The user has access to all
functions that are available in the system,
including assignment of User IDs, Passwords, and
Security Levels in the Security Screen.
The default Level 4 user account information, which is case-sensitive, is:
User Name: SEC4
Password: FOUR
The default Level 3 user account information, which is case-sensitive, is:
User Name: SEC3
Password: THREE