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4.1 Troubleshooting
4.1.1 Installation
PROBLEM
PROBABLE CAUSE
SOLUTION
Extension does not operate.
Bad extension card.
•
Exchange the card for a known working
one.
Bad connection between the
PBX and telephone.
•
Take the telephone and plug it into the
same extension port using a short tele-
phone cord. If the telephone works,
then the connection between the PBX
and the telephone must be repaired.
A telephone with an A-A1 re-
lay is connected.
•
Use a 2-wire cord.
•
Set the A-A1 relay switch of the tele-
phone to the "OUT" or "OFF" position.
Bad telephone.
•
Take the telephone and plug it into an-
other extension port that is working. If
the telephone does not work, replace
the telephone.
The number of terminal equip-
ment exceeds the capacity of
the PBX with the supplied AC
adaptor only.
•
Connect an additional AC adaptor.
The PBX does not operate
properly.
•
Press the Reset Button (refer
to "4.1.4 Using the Reset Button").
•
Turn off the power switch, and then turn
it back on.
•
Turn off the power switch, and then un-
plug the PBX. After 5 minutes, plug the
PBX back in, and turn the power switch
back on.
Noise on external paging.
Induced noise on the wire be-
tween the PBX and the ampli-
fier.
•
Use a shielded cable as the connection
wire between the PBX and amplifier. A
short shielded cable is recommended.
Distorted external music.
Excessive input level from ex-
ternal music source.
•
Decrease the output level of the exter-
nal music source by using the volume
control on the music source.
Alternate Calling—Ring/Voice
and Live Call Screening (LCS)
do not function as set when us-
ing a Wireless Phone
(KX-T7880/KX-T7885/
KX-TD7894/KX-TD7895).
Voice-calling mode and
Hands-free mode with LCS
are not available with Wireless
Phones.
•
Switch the calling mode to ring-calling.
•
Set the LCS mode to "Private".
The ALARM indicator on the
front of the cabinet turns on red.
A major system error occurs in
the PBX.
•
See the error log using the Mainte-
nance Console (refer to "4.1.5 Trou-
bleshooting by Error Log").
240
Installation Manual
4.1.1 Installation
Summary of Contents for KX-TDA30
Page 248: ...248 Installation Manual 4 1 5 Troubleshooting by Error Log ...
Page 249: ...Section 5 Appendix Installation Manual 249 ...
Page 256: ...256 Installation Manual 5 1 6 PSMPR Software File Version 5 0xxx ...
Page 257: ...Index Installation Manual 257 ...
Page 263: ...Installation Manual 263 Notes ...