AT&T System 85 - Manual (Page 123)

CHAPTER 8. TROUBLESHOOTING PROCEDURES FOR VOICE TERMINALS
7505, lSDN Modular Terminal
1 .
2 .
3 .
4 .
5 .
6 .
Press [Select] .
D r o p
Press Test
◆ Self-test begins.
— Periodic (about every 3 seconds) tones are heard as the test is run.
— The green Message light comes on.
◆ If the test passes; go to Step 3.
After you hear the first tone, press each button associated with a light.
◆ Associated lights light as each button is depressed.
Lift the handset, and press each button on the touch-tone dial.
◆ Tones are heard in the handset as each dial button is pressed.
D r o p
After pressing the last dial button, press [Select] ,
Test
to return to the calling mode.
Hang up the handset.
If any part of this test fails, notify your System Manager.
7506 and 7507, ISDN Display Terminals
1 .
2 .
Press [Select] .
D r o p
Press T e s t
◆ Self-test begins.
— Periodic (about every 3 seconds) tones are heard as the test is run.
— The green Message light goes on.
— SELF-TEST COMPLETED appears on display.
● If the test passes; go to Step 3.
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