15.8 UPI cables
15.8.1 Replacing the UPI cables
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Tools: ● Phillips PH2 / (+) No. 2 screw driver (for cover 2)
Preliminary steps
▶
"Locating the defective component" on page 44.
▶
If applicable,
"Removing the front cover with lock" on page 45.
▶
"Shutting down the server" on page 46.
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"Disconnecting the power cord" on page 47.
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"Getting access to the component" on page 48.
▶
Remove the two riser modules, see "Removing a riser module" on page 63.
Removing the defective UPI sideband and signal cable
Figure 229: UPI cables on the top system board
System board and components
RX4770 M6 Upgrade and Maintenance Manual 371
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