Toshiba PORTEGE M300 Maintenance Manual page 250

4.5 Memory module
Installing a memory module
To install a memory module, confirm that the computer is in boot mode. Then follow the steps below
and refer to figures 4-9.
1. Insert a memory module into the connector CN1440 of the system board slantwise and
press it to connect firmly.
CAUTION: The power must be turned off when you insert a memory module. Inserting a
memory module with the power on might damage the module or the
computer itself.
Never press hard or bend a memory module.
2. Install the memory slot cover and secure it with the screw (with e-ring).
3. When the power of the computer is turned on, the computer checks automatically the
memory size. Confirm that a new memory module is detected correctly.
4. If the memory is not detected, check that it is connected correctly.
4-18
4 Replacement Procedures
PORTEGE M300 Maintenance Manual (960-504)