Teledyne 4020 – Hydrocarbon analyzer (special version for automatic background gas switching) - Manual (Page 62)

Operation Model 4020
Teledyne Analytical Instruments 44
<▲▼> Use the
▲▼ keys to change the letters to the proper
password.
<Enter> The last enters the password.
In a few seconds, you will be given the opportunity to change this
password or keep it and go on.
<Enter or Escape> Press to move on, or to change
the password.
4.6.7.2 I NSTALLING OR C HANGING THE P ASSWORD
If you want to install a password, or change an existing password,
proceed as above in Entering the Password. When you are given the
opportunity to change the password press .
If you elected to change the password, the password assignment
screen appears.
<Enter> Use to move to the character(s) you want to
change.
<▲▼> Use the UP and DOWN keys to cycle between the
available characters from the embedded character set.
<Enter> Press to accept the character.
<Enter> Press to bring up the password verification
screen.
Use the same process of to select the character
position followed by <▲▼> to type in the characters of
the password. The last will verify your password
and store it in the microprocessor.
You will now be automatically returned to the Analyze Mode.
Note: If you log off the system using the LOGOUT function in the
MAIN MENU, you will now be required to reenter the
password to gain access to password protected functions.