AT&T System 25 Telephone User Manual


 
Data Calls
Placed from Your Telephone
If your System Administrator has assigned a DATA button to
your telephone, you can use it to place data calls for your
associated data terminal.
Placing a Data Call
1
2
3
4
5
6
Turn on your data terminal.
Listen for telephone dial tone.
If your data call is an inside call, go to Step 4.
or
If your data call is an outside call, press DATA , then dial
the data number.
Listen for a high pitched answer tone.
Press DATA within 15 seconds of hearing answer tone.
Hang up.
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