Troubleshooting Guide - Panasonic KX-TVS80 Installation Manual

7.4 TROUBLESHOOTING GUIDE

PROBLEM
Nothing is heard from the
VPS when accessing the
VPS.
Unable to utilize some of the
DPT Integration features,
even though DPT
Integration has been
established properly.
The VPS does not operate.
Dialing is not registered.
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Table 32
PROBABLE CAUSE
• Improper connection of jacks.
• Bad connection with PBX.
• Your PBX cannot support the
feature.
• The software version of your
PBX is lower than required.
• Bad printed circuit board.
• Bad connection with PBX.
• Incomplete card insertion.
• A pulse phone is being used by
mistake.
• Improper setting of integration
mode.
SYSTEM MAINTENANCE AND TROUBLESHOOTING
POSSIBLE SOLUTION
• 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
1.4 DIGITAL
INTEGRATION).
• Check the System Program
[130] of the KX-TA624 to see if
the programming agrees with
the actual connection.
• Check the "1-4 VPS (DPT) Port
Assignment" screen of the KX-
TD500, or System Program
[117] of other KX-T series
telephone systems that use DPT
Integration to see if the
programming agrees with the
actual connection.
• Call National Parts Center at
1-800-833-9626.
• Change the printed circuit
board.
• Check the connection between
the VPS and PBX.
• Insert the card firmly into the
card slot.
• Change to a touch tone phone.
• Adjust the integration mode
properly between the VPS and
your PBX (see "Integration
Mode" in Table 73 in
B7.3 PBX Interface
Parameters).
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