Mitel MIVOICE OFFICE 250, Installation And Administration Manual

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MiVoice Office 250 Installation and Administration Guide
292
Executive/Professional/Standard/Associate Digital Telephones
Perform the following procedure for the Executive, Professional, Standard, and Associate Display
models.
To perform the self-test procedure on Executive, Professional, Standard, Associate, and
Basic digital telephones:
1. While pressing the asterisk (*) and pound/hash (#) buttons, unplug and replace the phone line
cord.
2. Release the buttons. The phone rings momentarily. Display phones show a dark display—all
pixels lit.
3. Lift and replace the handset. The phone rings momentarily. Display phones show a blank dis -
play—no pixels lit.
4. Lift and replace the handset. The phone rings momentarily and all LED-equipped buttons light.
Display phones show
TESTING LED MATRIX
. If any of the LEDs do not light, return the phone
for repair.
5. Lift and replace the handset. The phone rings momentarily and all of the LEDs go out. Display
phones show
TESTING KEY MATRIX NN, where NN is a two-digit number
.
6. One at a time, press each of the buttons on the phone in any order. If the button is functioning
properly, a key tone (or a DTMF tone for Executive and Professional keypad buttons) is heard
and, on display phones, a specific code is shown. The correct code for each button appears in
Figure 8 on
page 293
. If the signal is not heard or the displayed code is incorrect, the button is
faulty, and you should return the phone for repair.
7. Lift and replace the handset. The speaker tones are broadcast over the speakerphone speaker.
Display phones show
TESTING SPEAKER TONES
.
8. Lift and replace the handset. Tones of various volume levels, from softest to loudest, are broad -
cast over the speakerphone speaker. Display phones show
TESTING SPEAKER VOLUME
.
9. Lift the handset, and then press and release the hookswitch. The handset tones are broadcast
over the handset receiver. Display phones show
TESTING HANDSET TONES
.
10. Place the handset in the cradle. The phone rings momentarily and it takes approximately five
seconds for the phone to return to normal operation. Display phones show
TESTING COMPLET -
ED!
for several seconds, then, as described in step 4 on page 285 , the phone identification
displays for several seconds.
11. Replace the phone if faulty.
IMPORTANT
If the phone watchdog timer fails, the TESTING COMPLETED! display is followed
by a WATCHDOG ERROR display and eight short bursts of ring tone. Replace the
defective phone.