Toshiba Portege M800 - Manual (Page 124)

User’s Manual 8-7
Optional Devices
Removing the memory module cover
6. Lift one side of the insulator sheet and fit the module's connectors into
the computer's connectors at about a 45 degree angle. Press the
module carefully to ensure a firm connection.
7. Push the module down so it lies flat. Latches on either side will click into
place to secure the module.
Installing the memory module
Memory
Module Cover
Do not touch the connectors on the memory module or on the computer.
Debris on the connectors may cause memory access problems.
Slot A is reserved for main memory. Use slot B for expanded memory. If
only one card is installed use slot A.
Slot B
Slot A