Part I Service Scenarios
Update 114
2. Install the 4G module at the socket, tighten the screws of the 4G module, and connect the 4G
module antenna.
4.3.2.7 4D/TEE/CW board
1. Remove an M3X8 Nylok screw from the battery compartment cover and then take off the battery
compartment cover along the direction indicated by the arrow.
2. Pull the battery pull tab and take out the battery.
M3X8 Nylok screw
Battery compartment cover
SSD cover plate
M2.5X4 plus flat-head screw