LG T280 User Manual page 27

▶ Upgrading Notebook PC
28 Important notice for user
As the adapter can be hot, do not touch it with bare skin while using the notebook.
Make sure that the memory cover is securely closed before turning on the machine.
Do not use the machine when the memory cover is open. It may damage the machine.
To upgrade the machine, turn off the system and disconnect the power cord and the battery.
Disconnect the telephone line linked to the modem, if any.
An electric shock or fire may occur.
When you disassemble and upgrade the machine, prevent children from swallowing any parts
including bolts.
If a child swallowed a nut, they may get suffocated.
In that case, see the doctor immediately.
Please use parts certified by LG Electronics Inc.
Otherwise, a fire or product damage may occur.