Dell PowerEdge 1850 Handbuch

About Cautions
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
Replacing the Riser Card
CAUTION:
Only trained service technicians are authorized to remove the system cover and access any
of the components inside the system. See your Product Information Guide for complete information
about safety precautions, working inside the computer, and protecting against electrostatic discharge.
This document provides instructions about upgrading the riser card in your system.
NOTE:
See your Installation and Troubleshooting Guide for detailed instructions on removing or
replacing components.
Removing the Riser Card
1
Open the system.
2
Remove any expansion card(s).
3
Lift the two plastic rivets that secure the riser card insulator, then remove the insulator.
See Figure 1-1.
4
If a SCSI data cable is connected to the riser card, disconnect the SCSI data cable from
the SCSI data connector on the riser card. See Figure 1-1.
5
Raise the riser card cam lever, then lift the riser card from the chassis. See Figure 1-1.
Replacing the Riser Card
1
Ensure that the riser card cam lever is in the vertical position. See Figure 1-1.
2
Lower the new riser card into position.
Ensure that the cam lever fits through the opening near the outer edge of the riser card and
the connector on the underside of the riser card aligns with the corresponding connector on
the system board.
3
If you disconnected the SCSI data cable while removing the riser card, reconnect the cable to
the new riser card.
4
When you are certain the riser card is correctly aligned with the system board, carefully close
the cam lever to lock the riser card into place.
5
Place the plastic riser card insulator over the riser card and press down on the two plastic rivets
to secure the insulator.
July 2004