HP Pavilion xl900 - Desktop PC Service Manual page 3

Upgrading and Servicing the PC
Depending on the internal design of your PC, different instructions for upgrading and servicing your
computer are applicable. To determine which instructions are appropriate for your computer, open the
door on top of the chassis, and compare the inside with the two drawings below. If you see a hole inside,
refer to page 1. If you do not see a hole, refer to page 29.
Hole
iii
servicing the
upgrading and pc
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