Message Possible Cause & Solution Reference
Not Found The called party cannot be connected (displayed for IP calls
only).
Confirm that you have entered the IP address of the other
party correctly.
Try again later.
Phonebook
No Items Stored
The phonebook contains no entries.
You must store entries in the phonebook before you can
make a call from the phonebook.
page 36
Phonebook Error An error has occurred.
Press [BACK], then erase all phonebook entries using
the "Erase All Phonebook Data" feature.
page 56
Call Log Error An error has occurred.
Press [BACK], then erase the redial list using the "Erase
All Call Log Data" feature.
page 56
Please Wait An SD memory card was inserted.
Wait while the unit checks the card.
Format Error An error occurred while formatting the SD memory card.
Remove the SD memory card and use a different card.
Unable To Use The SD memory card is not compatible with the unit.
Make sure that you are using a compatible SD memory
card.
SDHC, miniSDHC, and microSDHC memory cards are not
compatible with the unit.
page 26
The SD memory card is not formatted in FAT format.
Use a FAT format SD memory card. page 27
The selected recording is less than 1 second long.
Recordings less than 1 second long cannot be played back.
Memory Full The SD memory card cannot be used for recording because it
is full.
Erase unneeded recordings.
page 40
Write Protected The switch on the side of the SD memory card is in
the "LOCK" position.
Remove the card, slide the switch to unlock the card, then
insert the card again.
page 26
System Data Err
Clear Data?
An error has occurred.
Press
YES
to reset all system data and restart the unit.
Press
NO
to restart the unit without resetting any data.
No Connection To
Analog Line
You tried to make a call immediately after refusing a call.
Wait until "TEL" is shown on the display, then make the call.
No Connection To SIP
Server
The unit’s network settings and/or SIP settings are incorrect.
Consult your system administrator.
Document Version 2008/10 Operating Instructions 65
Troubleshooting