Multitech MTCBA-G-F1 User Manual

Download Operation & user’s manual of Multitech MTCBA-G-F1 Modem, Network Card for Free or View it Online on All-Guides.com.

Multitech MTCBA-G-F1 Operation & user’s manual - Page 1
1
Multitech MTCBA-G-F1 Operation & user’s manual - Page 2
2
Multitech MTCBA-G-F1 Operation & user’s manual - Page 3
3
Multitech MTCBA-G-F1 Operation & user’s manual - Page 4
4
Multitech MTCBA-G-F1 Operation & user’s manual - Page 5
5
Multitech MTCBA-G-F1 Operation & user’s manual - Page 6
6
Multitech MTCBA-G-F1 Operation & user’s manual - Page 7
7
Multitech MTCBA-G-F1 Operation & user’s manual - Page 8
8
Multitech MTCBA-G-F1 Operation & user’s manual - Page 9
9
Multitech MTCBA-G-F1 Operation & user’s manual - Page 10
10
Multitech MTCBA-G-F1 Operation & user’s manual - Page 11
11
Multitech MTCBA-G-F1 Operation & user’s manual - Page 12
12
Multitech MTCBA-G-F1 Operation & user’s manual - Page 13
13
Multitech MTCBA-G-F1 Operation & user’s manual - Page 14
14
Multitech MTCBA-G-F1 Operation & user’s manual - Page 15
15
Multitech MTCBA-G-F1 Operation & user’s manual - Page 16
16
Multitech MTCBA-G-F1 Operation & user’s manual - Page 17
17
Multitech MTCBA-G-F1 Operation & user’s manual - Page 18
18
Multitech MTCBA-G-F1 Operation & user’s manual - Page 19
19
Multitech MTCBA-G-F1 Operation & user’s manual - Page 20
20
Multitech MTCBA-G-F1 Operation & user’s manual - Page 21
21
Multitech MTCBA-G-F1 Operation & user’s manual - Page 22
22
Multitech MTCBA-G-F1 Operation & user’s manual - Page 23
23
Multitech MTCBA-G-F1 Operation & user’s manual - Page 24
24
Multitech MTCBA-G-F1 Operation & user’s manual - Page 25
25
Multitech MTCBA-G-F1 Operation & user’s manual - Page 26
26
Multitech MTCBA-G-F1 Operation & user’s manual - Page 27
27
Multitech MTCBA-G-F1 Operation & user’s manual - Page 28
28
Multitech MTCBA-G-F1 Operation & user’s manual - Page 29
29
Chapter 3 – Troubleshooting
Multi-Tech Systems, Inc. MultiModem® GPRS User Guide 22
Situation C: The modem always returns «No carrier» when trying to
issue a communication
Solutions for “no carrier” message
If the modem returns … Then ask … Action
no carrier
(esp. for data communication)
Is the selected
bearer type
supported by the
called party?
Is the selected
bearer type
supported by the
network?
Type AT+CEER to view the extended
error code (see “Error Results Codes"
in the AT Command guide).
Be sure that the selected bearer type
is supported by the called party.
Be sure that the selected bearer type
is supported by the network.
If no success, try bearer selection
type: AT+CBST=0,0,3
Be sure SIM card is available for
data/fax calls.
no carrier
(esp. for voice communication)
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.”
Is the antenna
properly
connected?
See “Antenna/RF Specifications.”