User Manual

Table Of Contents
Mobile Digital Video Recorder User Manual
14
Figure 2-7 Tools
Step 1 Use wrench to unfasten and remove the two screws fixing the 3G/4G and Wi-Fi
module.
Step 2 Pull out the 3G/4G and Wi-Fi module.
Step 3 Press the yellow button on the 3G/4G slot and then pull the SIM card tray out.
Figure 2-8 Pull out SIM Card Tray
Step 4 Place the SIM card on SIM card tray.
Figure 2-9 Place SIM card on SIM Card Tray
Step 5 Insert the SIM card tray back to SIM card slot.