CTEK Z4200U SkyRouter - Manual (Page 52)

26 October 2012
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4.5.4 AT Commands (Z4400 HSPA Only)
This screen allows the user to write AT style commands directly to the radio module. Equivalent functionality for Z4200
(CDMA) models is available through the Manual Configuration screen available under the Activation menu selection.
Figure 38 - AT Command Interface