
Chapter 2. Installation
Set User Passcode
The TSU 600 is designed to operate with or without the use of a password.
The passcode should be a number easily remembered. Once entered, the passcode is required to access any operation other than viewing.
To Establish a Passcode
Select SET PASSCODE (item 3) under the UTIL menu. At the New Passcode prompt, use numbers from the front panel of the keyboard to enter a unique number up to four (4) digits.
After pressing Enter a verification prompt is dis- played. Respond to the verification prompt by repeating the same passcode number.
If the two entries match, the unit accepts the passcode. If they do not match the unit returns to the new passcode entry field for another attempt.
If the unit is to be remotely accessed using
Special Feature
For added security protection the unit is equipped with an automatic time out for operation with the password. After ten minutes of inactivity, the unit reverts to limited access operation. To make changes in the configuration, the passcode can be reentered. See Passcode in the chapter Operation for further information concerning passcode use, and both limited and editing access.
If the passcode number is lost, contact ADTRAN Customer
Service for assistance.
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