TX2550 M4 Upgrade and Maintenance Manual 329
Expansion cards and backup units
9.6.4 Replacing a riser card
9.6.4.1 Preliminary steps
Ê "Locating the defective server" on page 49
Ê "Shutting down the server" on page 52
Ê "Disconnecting the power cord" on page 53
Ê "Getting access to the component" on page 54
Ê "Locating the defective component" on page 51
Ê Remove the corresponding riser module, see section "Removing the riser
module" on page 84.
9.6.4.2 Removing the defective riser card
Ê Remove all expansion cards installed in the riser module, see section
"Removing an expansion card from the riser module" on page 325.
Ê Remove the riser card, see section "Removing the riser card" on page 82.
9.6.4.3 Installing a new riser card
Ê Install the riser card, see section "Installing the riser card" on page 83.
Ê Install all expansion cards in the riser module, see section "Installing an
expansion card in the riser module" on page 322.
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Software: 5 minutes
Tools: Phillips PH2 / (+) No. 2 screw driver
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