Multi-tech-systems MTCBA-G-F2 Bedienungsanleitung PDF herunterladen (Seite 48)

Troubleshooting

48

Solutions for “no carrier” message (cont’d)

If the

modem

returns

Then ask … Action

no carrier

(esp. for

voice

communi-

cation)

Be sure that the

semicolon character (“;”)

is typed immediately

after the phone number

in the AT command. E.g.,

ATD######;

type AT+CBST=0,0,3

Configure the SIM card

for data/fax calls.

Is the received

signal strong

enough?

See “Signal Strength

Verification,”

page 38.

Is the antenna

properly

connected?

See “Antenna

Specifications,”

page 8.

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 60 61

Kommentare zu diesen Handbüchern

Keine Kommentare