Toshiba VP 300, Installation Instructions Manual

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C. Go off-hook on the Superset 4 by picking up the handset and check for dial tone. If
dial tone is present, verify that the display is blank, the HANG UP prompt appears
over softkey 6, and the LCD line indicator next to the prime line key is on solid.
NO
➧
Determine the cause and correct the problem before continuing.
D. Replace the handset. Does the line indicator turn OFF and do the time and date return
to the display?
NO
➧
Determine the cause and correct the problem before continuing.
E. Check the display for the FWD prompt, located near the left edge of the Superset 4
display. If the prompt is not ON, proceed with step F. If the prompt is ON, the
Toshiba VP Systems Release 7.1 July, 1994
10.1-26 Installation and Maintenance Manual
1 2 3
4 5 6
7 8 9
*
0 #
mic. on/off
speaker on/off
select features
display
hold
3:08 9-JAN-92
Program MSG
Volume
controls for
speaker and
ringer
Prime
Line key
Softkeys
(numbered
1 to 6, starting
from the left)
Figure 10.1-1 Diagram of the Superset 4 Telephone