DTS-
ТОР
MULTIFUNCTIONAL TELEPHONE
User Manual
armtel.com
page 31/51
© Armtel
2.5.4 TROUBLESHOOTING
Possible problems and solutions are given in Table
6
.
Table 6 – Possible problems and solutions
Problem
Possible cause
Solution
No backlights of
display and keys.
Communication
impossible
No power supply
Check cable connections and
integrity of the power supply and
communication cables
Communication with
the subscriber
impossible
DTS-
ТОР
is not
configured from DCN-2
central exchange
Configure DTS-
ТОР
from DCN-2
central exchange
No communication
via handset,
communication via
speaker and
microphone is OK
Handset is not connected or
faulty
Check the handset connection and
integrity of the cable
The caller subscriber
is not heard from the
integrated speaker
Volume of the integrated
speaker is set on minimum
level
Adjust volume of the integrated
speaker using programmed keys.
The speaker is faulty
Contact and apply for Armtel service
ENG
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