MMITE-760 User GuideAastra - 2568-004 87Chapter 7Telephone TestsTelephone TestsYou can perform a number of tests on your phone, such as phone self-test, key lamp test,and system tone test. You can also gather information about your phone such as class ofservice, cabinet/card/slot information, directory number, etc.Use the Red Key to terminate or abort any of the following procedures.Basic ProceduresThe following procedures apply to all tests except system tones.Step Action Result1. Offhook2. Press Silence3. Press 1-beep4. Press 1-beep5. Press+ 2-beep confirmation tone +the code numberBasic Telephone Self-TestThe following test will restore the key lamps and the display on the phone.Step Action Result1. Offhook6. Press Silence7. Press 1-beep
