![](/images/backgrounds/288756/hp-laptop-300-users-manual-54703062x1.png)
3. Remove the I/O Door and the four standoffs located on the I/O backplane (see figure below).
Figure 10 - Backplane Standoffs
4.Two flat tip screwdrivers, or similar prying devices, are needed to remove the Top Case and Display Assemblies. Four plastic tabs hold the Top Case and Bottom Case together. Two tabs are located in each PCMCIA slot (see below illustration). Note, the screws seen in the PCMCIA slot do not need to be removed.
Figure 11 - Bottom Case Tabs
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