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Cinterion
®
EMS31-V Hardware Interface Overview
5.3 Reference Equipment for Type Approval
27
EMS31_V_HIO_v00.004
2018-02-27
Confidential / Preliminary
Page 25 of 35
5.3
Reference Equipment for Type Approval
The Gemalto M2M reference setup submitted to type approve EMS31-V (including a special
approval adapter for the DSB75) is shown in the following figure
1
:
Figure 9:
Reference equipment for Type Approval
1. For RF performance tests a mini-SMT/U.FL to SMA adapter with attached 6dB coaxial attenuator is cho-
sen to connect the evaluation module directly to the LTE test equipment instead of employing the SMA
antenna connectors on the EMS31-V-DSB75 adapter as shown in
. The following products are
recommended:
Hirose SMA-Jack/U.FL-Plug conversion adapter HRMJ-U.FLP(40)
(for details see see
http://www.hirose-connectors.com/
Aeroflex Weinschel Fixed Coaxial Attenuator Model 3T/4T
(for details see
http://www.aeroflex.com/ams/weinschel/pdfiles/wmod3&4T.pdf
)
Antenna
LTE
Antenna with 1m cable
ASC0
PC
Power
supply
LTE
Base station
DSB75
ASC1
Approval adapter for
DSB75
SMA
Evaluation module
EMS31-V
Evaluation module
EMS31-V
SIM card
Top view
Bottom view