Table of Contents
Advertisement
7.4
Troubleshooting Guide
PROBLEM
The VPS does not operate.
• Dialing is not registered.
• Line disconnection occurs
while transferring an outside
call.
• Outside calls cannot be
transferred.
• Unable to make outside
calls.
• Unable to call an extension.
• Unable to access the mail
box.
• Connected terminal (RS-
232C port) does not operate.
• Unable to make reconnection
when the line is busy.
• Unable to make a no-
response reconnection.
PROBABLE CAUSE
• Bad printed circuit board.
• Bad connection with PBX.
• Card was inserted into the
wrong slot.
• Incomplete card insertion.
• A pulse phone is being used
by mistake.
• Improper setting of
integration mode.
• Improper setting of the
transfer sequence.
• Improper setting of the
hooking time.
• Improper setting of the CPC
signal.
• Improper setting of the
outside call dial mode.
• Improper setting of the
outside call dial procedure.
• Improper setting of extension
numbering plan.
• Improper setting of the
number of digits in the
mailbox number.
• Improper connection.
• Improper setting of the
parameter.
• Improper setting of the busy
signal reconnection procedure.
• Improper setting of the no-
response reconnection
procedure.
POSSIBLE SOLUTION
• Change the printed circuit board.
• If the phone works properly when SLT
is connected instead of the VPS,
change the Port card. If the phone still
fails to work properly, check the
connection between the VPS and PBX.
• Insert the card firmly into the normal
card slot.
• Insert the card firmly into the back
board.
• Change to a touch-tone phone.
• Adjust the integration mode properly
between the VPS and your PBX.
• Adjust the transfer sequence to that of
the connected PBX and reset.
• Adjust the hooking time to that of the
connected PBX and reset.
• Adjust the CPC signal to that of the
connected PBX and reset.
• Reset the outside call dial mode (tone/
pulse) properly.
• Reset the outside line access sequence
of the connected PBX.
• Adjust the extension numbering plan
properly.
• Readjust the number of digits in the
mailbox number.
• Connect the cable firmly.
• Adjust the terminal parameter to the
VPS parameter. If the terminal still
fails to operate properly, set to the
desired parameter from the terminal.
• Readjust the busy signal reconnection
procedure to that of the connected
PBX.
• Readjust the no-response reconnection
procedure to that of the connected
PBX.
Maintenance
7-25
Advertisement
Table of Contents
