HP E-PC C10 Technical Reference Manual page 31

3 serviceability
swapping parts
3 Disconnect the power cord and any telecommunication cables.
4 Slide back and then lift off the compartment cover.
5 Lift the rear of the hard drive tray clear of the HP e-pc using the handle.
This is to gain access to the data and power connectors.
6 Remove the data and power connectors.
7 Using the handle, lift the hard drive tray out of the HP e-pc.
The hard disk drive should never be removed from it's tray.
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