IBM HS22 - BladeCenter - 7870 Installation And User Manual page 52

6. Carefully turn over the expansion-unit riser assembly, and use a Phillips
7. Carefully turn the expansion-unit riser assembly back over. Unplug the GPU
8. If you are instructed to return the GPU adapter, follow all packaging
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BladeCenter HS22 Type 7870, 1936, and 1911: Installation and User's Guide
screwdriver to remove the four non-captive retaining screws, as shown in the
following illustration. Store the screws in a safe location.
adapter from the PCI connector in the riser assembly and lift it out of the riser
assembly.
instructions, and use any packaging materials for shipping that are supplied to
you.