Siemens Gigaset C470 IP User Manual page 167

Appendix
Questions and answers
The display is blank.
1. The handset is not switched on.
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Press and hold the end call key
2. The battery is flat.
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Charge the battery or replace it (page 11).
The keys of a handset do not respond when pressed.
The keypad lock is activated.
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Press and hold the hash key
Base "X" flashes on the display.
1. The handset is out of range of the base station or the base station's range has changed because
eco mode is active.
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Move the handset closer to the base station.
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If necessary, deactivate eco mode (page 24).
2. The handset has been de-registered.
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Register the handset (page 98).
3. The base station is not turned on.
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Check the base station's mains adapter (page 15).
4. An update of the base station firmware is currently being conducted (page 116/page 159).
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Pease wait until the update is complete.
Base Search flashes in the display.
The base station is out of range or switched off.
¥
Move the handset closer to the base station.
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Check the base station mains adapter.
Handset does not ring.
1. The ringer tone is switched off.
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Activate the ringer tone (page 111).
2. Call forwarding set to
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Deactivate call forwarding (fixed line network page 45; VoIP page 47/page 146).
You cannot hear a ringer/dialling tone from the fixed line network.
The phone cord supplied has not been used or has been replaced by a new cord with the wrong jack
pin connections.
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When purchasing a new cord, ensure that it has the correct pin connections (page 17).
Error tone sounds after system PIN prompt.
You have entered the wrong system PIN.
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Enter system PIN if required.
Have you forgotten the system PIN?
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Carry out a reset on the base station to set the system PIN back to 0000 (page 115).
The other party cannot hear you.
You have pressed the
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Activate the microphone again (page 36).
164
a
.
#
(page 37).
All Calls.
u
(INT) key. The handset is "muted".