US Robotics Courier USR3500 Getting Started Manual page 39

M2m 3g cellular modem

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Getting Started

Error Code

Diagnosis

Requested facility not subscribed

ACM equal or greater than ACMmax

252

Call barring on outgoing calls

253

Call barring on incoming calls

3, 6, 8, 29, 34, 38,

41, 42, 43, 44, 47,

Network causes

49, 57, 58, 63, 65,

69, 70, 79, 254

For all other codes and/or details, refer to the documents listed in section 10.1 Firmware

Documentation.

Rev 1.1

Troubleshooting the USR3500

Hint

Check your subscription. (Is data subscription

available?)

The credit of your pre-paid SIM card has expired.

Refer to the AT Commands Interface Guide at

http://www.usr.com/support/3500

or call your network provider.

9/22/14

for further details

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