Thrane&Thrane Thrane IP Handset, Руководство пользователя

Страница: 124 / 152

Chapter 5: Service & maintenance
112 Troubleshooting guide
Troubleshooting guide
The below table provides information on some of the problems that might
occur, including possible causes and remedies to solve the problems.
Problem Possible Cause Remedy
The handset is
not responding
to any keys
pressed. An error occurred
in the software. Press and hold the on hook key
for at least 10 seconds to switch
off the handset. Then switch on
the handset again.
No connection
to the BGAN
network. 1) The PIN code
has not been
entered in the
BGAN terminal,
2) There is an error
in the terminal or
the BGAN network.
1) Enter the menu system of the
handset and select
BGAN > Enter
PIN code . For information on how
to enter the PIN, see Establishing
a connection using BGAN
terminal
on page 21.
2) See the manuals for the BGAN
terminal for information on how
to troubleshoot errors.
The handset
shows “SIP
fault” No SIP profile is
selected, the
selected SIP profile
is invalid, or the
user name or
password is
wrong. Enter the menu system and select
SIP to see the selected profile.
Change the profile or select
another profile if necessary. For
further information, see
SIP
telephony and profiles on
page 81.