17 Maestro E200 Series www.maestro-wireless.com8 Hardware installation8.1 Install the SIM cardSIM card(s) should be inserted into the SIM tray as illustrated in the image below. SIMcard contact should be face up.8.2 Connect the Cellular (WWAN) Antenna(s)Connect the cellular antenna to the “Cellular” connector (SMA Female) on the unit. If theunit is equipped with a secondary cellular antenna connector “Div.”, it is highlyrecommended to connect an additional antenna to this connector for diversification. Dualantennas will provide improved signal strength thus better performance.Note: For most applications, the antenna(s) included with the unit will provide suitablereception, but some circumstances/environments may require a higher quality antenna orone mounted in a different location. If this is the case, Maestro has many antenna optionsto chose from, please contact us or visit maestro-wireless.com.