Questions & answers – Siemens M55 User Manual
Page 120
Questions & Answers
119
M55 Barracuda english, A31008-H6300-A1-1-7619 (30. April 2003, 10:39)
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Siem
ens AG 2001
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Problem
Possible causes
Possible solution
No network connec-
tion.
Weak signal.
Move higher, to a window or an open space.
Outside GSM range.
Check service provider's coverage area.
Invalid SIM card.
Complain to the service provider.
New network not authorised. Try manual selection or select a different network
Network barred.
Check network barrings (p. 79).
Network overloaded.
Try again later.
Phone loses net-
work.
Signal too weak.
Reconnection to another service provider is automatic
(p. 80). Switching phone off and on again can speed
this up.
Calls not possible. Second line set.
Set first line
‘
New SIM card inserted.
Check for new barrings.
Charge limit reached.
Reset limit with PIN2 (p. 38).
Credit used up.
Load credit.
Certain uses of
phone not possible.
Call restrictions are in place. Barrings can be set by service provider. Check bar-
rings (p. 79).
Impossible to make
entries in Phone-
book.
Phonebook is full.
Delete entries in Phonebook or transfer to Address-
Voice mail not func-
tioning.
Call divert to mailbox not set. Set call divert to mailbox (p. 71).
SMS (text mes-
sage)
T
flashing.
SMS memory is full.
To free up capacity, delete (p. 44) or file (p. 44) text
messages (SMS).
Function cannot be
set.
Not supported by service
provider or registration re-
quired.
Contact your service provider.
Capacity problems
with, for example,
Games & More,
ringtones, pictures,
SMS archive.
Handset memory full.
Delete files in the relevant areas.
No WAP access,
downloading not
possible.
Profile not activated, profile
settings wrong/incomplete.
Activate (p. 62), set (p. 62) WAP profile or set HTTP
profile (p. 65). If necessary ask your service provider.