Part I Service Scenarios
Update 113
2. Install the battery in the battery compartment and then install the battery compartment cover.
4.3.2.5 Upgrading the Wi-Fi Module
1. Remove the M2.5X4 plus flat-head screws from the cover plate of the bottom case of the
equipment, and then take off the SSD cover plate.
2. Install the Wi-Fi module at the socket, tighten the screws of the Wi-Fi module, and connect the two
Wi-Fi antennas.
4.3.2.6 Upgrading the 4G Module
1. Remove the M2.5X4 plus flat-head screws from the cover plate of the bottom case of the
equipment, and then take off the SSD cover plate.
SSD cover plate
M2.5X4 plus flat-head screw