Aastra DT692 User Manual page 136

USER GUIDE
136
Display shows
SERVICE NEEDED
Invalid IPDI
Note:
This display
message appears in
English only.
Enter PIN code
Battery low,
charge now
Enter IPEI
Phonebook is not
available at the
moment
Voice mail
number not
defined
Probable cause
Easy replacement
procedure not
followed correctly or
failure during easy
replacement
procedure.
The telephone's lock
id activated
The battery level is
low.
The phone is
blocked, that is, if you
have entered the
wrong PIN code
more than three
times.
The phonebook does
not respond, not
available at the
moment.
There is no voice
mail number defined
in the phone.
1424-EN/LZT 103 088 Uen H 2014-04-03
Action or comment
Send the phone to
service.
Enter the required
PIN code. If PIN code
lost enter new via
PDM or do a factory
reset via PDM
Charge the battery
while it is in the
telephone, or remove
the battery and
replace or charge it
separately.
Enter the IPEI code
and press .
Try again later. If the
error is not resolved,
contact the system
administrator
Define a voice mail
number via WinPDM
or CPDM3. Contact
the system
administrator.