15
3 I
NSTALLATION
3.1 SIM Access (GSM2378 And UMT2212 Only)
SIM Installation procedures include:
l
Opening
l
Inserting SIM
l
Closing
The GSM2378 and UMT2212 versions of the MT 3050 include an onboard SIM carrier. There is no external
access to the SIM.
The RTT221 (CDMA) version of the MT 3050 does not use a SIM and should not be
opened.
3.1.1 Opening The Device
To prevent damaging the device, we highly recommend that you use the Plastic Lever (Enfora part number
ASA-3000-0001) when opening the MT 3050.
To open the MT 3050, follow these steps:
1. Insert the tool into the opening and gently push until that corner of the lid unsnaps as shown below.