Siemens HiPath 3000 V3.0 or later Gigaset M1 Professional, Руководство по эксплуатации

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Appendix
127
Appendix
Troubleshooting
Some malfunctions can be resolved without outside intervention. The fol-
lowing table provides a list of such malfunctions. All other malfunctions
should be reported to the relevant service personnel.
Danger of explosion:
Local and operational factors may lead to an explosive atmosphere
in an Ex zone. Never open the handset battery compartment in an
Ex zone.
Error Possible cause Remedy
No display. Handset not switched
on. Press the On-hook key
until confirmation is
received.
The battery pack is flat. Charge or replace the
battery pack.
You cannot dial a
phone number. The handset is locked. Unlock the handset.
No reaction to key-
stroke. Keypad lock activated. Press the hash key until
confirmation is received.
The key is stuck. Release the key.
De-crescendo tone
sequence during
input. An incorrect entry was
made. Repeat key sequence
while watching the dis-
play; where applicable,
consult the operating
manual.
The line "Base n"
flashes (n= 1 - 4). The handset is outside
the base radio range;
radio signals too weak. Come closer to the base
radio range, change your
position.
Handset not registered. Register the handset.
Intervals between syn-
chronisation attempts
are too long. Switch off the handset
and switch it back on
again.
No ringer on the hand-
set. Ringer is deactivated. Activate ringer.
"Do Not Disturb" is acti-
vated. Deactivate "Do Not Dis-
turb".