Sierra Wireless AirPrime HL6528 Series, User Manual, Page: 15 / 19

4114877 Rev 1.0 November 21, 2013 15
Development Kit User Guide
Getting Started with the HL Series
Development Kit
Test communications using a PC terminal emulator (for example, HyperTerminal) by entering
AT

.
The module should answer with
OK
.
Figure 7. Communicating with the AirPrime HL6528x
3.3.2. Make a Voice Call
To make a voice call with the Development Kit, follow these steps.
1. Ensure that:

a SIM card is inserted in SIM1 (CN800),

a GSM antenna is connected to CN201 on the socket board,

a handset is connected to CN1105, and

SW1100 is switched to
“ANALOG”
CN201
SW1100
CN800
CN1105