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7.4 TROUBLESHOOTING GUIDE
172 Installation Manual
7.4 TROUBLESHOOTING GUIDE
Table 7-5
PROBLEM PROBABLE CAUSE POSSIBLE SOLUTION
Nothing is heard from the
VPS when accessing the
VPS.
• Improper connection of jacks.
• Bad connection with PBX.
• Confirm that you are using the
correct extension number for
the VPS. Ask your System
Administrator.
• Check if the jacks of the VPS
are connected to the proper
jacks of the PBX (see in 1.4
VOICE MAIL INTEGRATION).
• Check the "1-4 VPS (DPT) Port
Assignment" screen of the KX-
TD500, or System Programme
[126] of other KX-TD series
telephone systems to see if the
programming agrees with the
actual connection.
Unable to utilise some of
the DPT Integration
features, even though DPT
Integration has been
established properly.
• Your PBX cannot support the
feature.
• The software version of your
PBX is lower than required.
• Consult your dealer.
The VPS does not operate. • Bad printed circuit board.
• Bad connection with PBX.
• Incomplete card insertion.
• Have the unit repared by your
Panasonic dealer.
• Check the connection between
the VPS and PBX.
• Insert the card firmly into the
card slot.
Dialling is not recognised. • A pulse phone is being used by
mistake.
• Improper setting of integration
mode.
• Change to a touch tone phone.
• Adjust the integration mode
properly between the VPS and
your PBX (see "Integration
Mode" in Table B-40 in B7.3
PBX Interface Parameters).