Silvercrest SH-100 Instructions Manual page 148

Silvercrest SH-100
The phone is not
connected to the
mobile
communication
network.
No calls can be
made
1. The signal is too weak or there could
be too much interference. Check the
displayed signal strength. Look if the
vertical bars are visible.
2. Is the SIM card inserted correctly,
does it have a bad contact or is it
damaged? If the SIM card is damaged,
ask your provider for a new card.
1. Is the SIM card activated for the
network?
2. Is the call barring function activated?
3. Are calls barred due to unpaid service
charges?
4. Is the FDN function active?
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