Scsi backplane board, Removing the scsi backplane board – Dell PowerEdge 2850 User Manual
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1.
2.
Slide the riser board toward the expansion card openings until you feel the riser-board release pin snap into place.
3.
Close the expansion-card guide.
4.
If applicable, connect the RAID battery cable.
5.
If applicable, install the RAID memory module.
6.
Install all expansion cards in the expansion-card slots.
7.
Connect the SCSI cable(s) to the SCSI connector(s).
8.
Replace the expansion-card cage.
9.
Close the system.
10.
If applicable, install the bezel.
SCSI Backplane Board
Removing the SCSI Backplane Board
1.
If applicable, remove the bezel:
a.
Use the system key to unlock the bezel.
b.
Press the tab at the left end of the bezel.
c.
Rotate the left end of the bezel away from the system to release the right end of the bezel.
d.
Pull the bezel away from the system.
2.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3.
Open the system:
a.
Loosen the two thumbscrews that secure the cover to the chassis.
b.
Slide the top cover backward and grasp the cover at both sides.
c.
Carefully lift the cover away from the system.
4.
If applicable, remove the optical drive.
5.
If applicable, remove the diskette drive.
6.
If applicable, remove the internal SCSI tape drive.
7.
Remove the SCSI hard drives.
8.
Disconnect the SCSI cable(s) and control panel cable from the backplane connectors.
9.
If applicable, remove the SCSI backplane daughter card.
10.
Raise the drive-bay retraction bar and swing it toward the front of the chassis. See
electrostatic discharge.
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.
NOTE:
To properly reinstall the hard drives, ensure that you record which hard drive you remove from which bay.