When Your Device Fails To Connect; When A Call Drops; Reading, Writing, And Deleting Messages; Reading Text Messages - Multitech QuickCarrier USB-D EV-DO MTD-EV3 User Manual

The device is in a network searching state.

When your device fails to connect

Work through the steps below until your device connects.
1. Wait 30 seconds and try again.
2. Wait 1 minute and try again.
3. Wait 2 minutes and try again.
4. Wait 8 minutes and try again.
5. Make one attempt every 15 minutes for an hour.
6. Make one attempt every 90 minutes.

When a call drops

If a connected call drops for any reason:
■
Wait 30 seconds and restart the sequence again.

Reading, Writing, and Deleting Messages

Reading Text Messages

To read a text message in text mode:
1. Put the device in text mode.
Enter: AT+CMGF=1
2. Read message.
Enter: AT+CMGR=1
Example response:
+CMGR: "REC UNREAD","+16155554562z`z","","13/09/05,13:39:40-20"
How are you?
OK

Sending Text Messages

To send a text message in text mode:
1. Put the device in text mode.
Enter:
AT+CMGF=1
The device responds.
OK
2. Enter the recipient's number and your message.
Enter:
AT+CMGS="##########"
>Your message here
TM
QuickCarrier USB-D EV-DO MTD-EV3 User Guide
BASIC OPERATIONS
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