Troubleshooting
43
Solutions for “error” message situations (cont’d)
If the modem
returns …
Then ask … Action
error
(cont’d)
Is the selected
bearer type
supported by the
called party?
Is the selected
bearer type
supported by the
network?
In comm. program,
type AT+CMEE=1 to
view the extended
error codes (see
“Interpretation …”
table below). Retry.
Be sure called party
and network support
selected bearer type.
Be sure that semi-
colon (“;”) is typed
immediately after
the phone number in
the AT command.
E.g., ATD######;
Is the received
signal strong
enough?
See “Signal
Strength
Verification,” p 38.
Is the antenna
properly
connected?
See “Antenna
Specifications,”
page 8.