IIOT-I531 User Manual
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The motherboard provides one M.2 B-Key slot for a 4G LTE/ 5G module card, an optional additional accessory.
5G module will require four antennas. Please follow the installation procedures for the 5G module.
1. Power off the system, turn the system
around, and open the bottom chassis
cover. Remove the metal bracket by
loosening the two (2) screws on the
rear panel.
2. Locate the M.2 B-Key slot on the
motherboard.
3. Next, thermal pad placement. Remove
the protective film on the thermal pad
(included in accessory pack) and
gently place on the motherboard. The
thermal pad needs to be underneath
the module card.
4. Align the notch of the 5G module with
the socket key in the pin slot.
Socket Key
Notch
