Siemens mobile phone User Manual page 92

12.2.02 07-S46
Problem Possible causes
No connection to Signal weak.
network.
Outside range.
Fixed mode.
SIM card not valid.
New network not authorized. Try manual selection or select a different
Network barring is set.
Network overloaded.
Phone loses Signal too weak.
network.
Communication Ambient noise level too high. Use Car Kit (Car Solutions, p. 95).
difficult in car with
hands-free function.
Calls not possible. Dialing error.
New SIM card inserted.
Charge limit reached.
Credit used up.
Certain uses of the Call restrictions are set.
phone not possible.
The phone number has more
than 20 digits.
Entries cannot be Address book/Phone book
made to Address is full.
book/Phone book.
Voice mail Call forward to the mailbox is
does not work. not set.
SMS (text SMS memory full.
Š
message)
flashes.
Function cannot Not supported by service
be set. provider or registration
is required.
Charge counter Charge pulse not
does not work transmitted.
(GSM).
i 37 Am Engl, A31008-H5450-A5-1-4A19
Troubleshooting
Possible solutions
Move to a higher elevation, to a window or open space.
Check service provider coverage map.
Switch mode to automatic (p. 79).
Reclaim at the service provider.
network (p. 78).
Check barrings (p. 79).
Try again later.
Reconnection to another service provider is automatic
(p. 78). Switching the phone off and on again may
speed this up.
New network not authorized (p. 78).
Check for new restrictions.
Reset A/c limit with PIN 2 (p. 51).
Load credit.
Barrings may have been set by your service provider.
(See p. 79.)
Check phone number.
Delete Address book/Phone book entries (p. 26).
Set call forward to the mailbox (p. 52).
Delete messages (SMS) to free memory space (p. 34).
Contact your service provider.
Contact your service provider.
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