Compaq ML530R Service Guide - Page 36

Hard Drive Cage with Backplane Board, Hot-Plug SCSI

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Removal and Replacement Procedures 2-21 Hard Drive Cage with Backplane Board CAUTION: If an active hard drive is replaced while the system is powered down, a POST error message (1786) will occur when the system is powered up. The following prompt will appear: PRESS TO BOOT THE SYSTEM AND REBUILD THE REPLACED DRIVE, OR PRESS TO BOOT THE SYSTEM WITHOUT REBUILDING THE DRIVE(S). Pressing F2 will cause permanent data loss to the logical hard drive. Press F2 only if all of the hard drives were replaced or if complete data loss is desired. To remove the hard drive cage with backplane board: 1. Perform the preparation procedures. See "Powering Down the Server" earlier in this chapter. 2. Remove the front bezel and access panel. For the tower model, see "Tower Model Front Bezel Door" and "Rack-Mount Bezel" earlier in this chapter. For the rack model, see "Rack-Mount Bezel" earlier in this chapter. 3. Remove all hard drives from the bays of the cage to be removed. See "Hot-Plug SCSI Hard Drives" earlier in this chapter. 4. Remove the hard drive fan air baffle. See "Hard Drive Fan Air Baffle" earlier in this chapter. 5. Disconnect all cabling. The SCSI A signal cable is color-coded blue, and the SCSI B signal cable is color-coded yellow.

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Removal and Replacement Procedures
2-21
Hard Drive Cage with Backplane Board
CAUTION:
If an active hard drive is replaced while the system is powered down, a POST error
message (1786) will occur when the system is powered up. The following prompt will appear:
PRESS <F1> TO BOOT THE SYSTEM AND REBUILD THE REPLACED DRIVE, OR
PRESS <F2> TO BOOT THE SYSTEM WITHOUT REBUILDING THE DRIVE(S).
Pressing
F2
will cause permanent data loss to the logical hard drive. Press
F2
only if all of the
hard drives were replaced or if complete data loss is desired.
To remove the hard drive cage with backplane board:
1.
Perform the preparation procedures. See
“
Powering Down the Server
”
earlier in this
chapter.
2.
Remove the front bezel and access panel.
■
For the tower model, see
“
Tower Model Front Bezel Door
”
and
“
Rack-Mount Bezel
”
earlier in this chapter.
■
For the rack model, see
“
Rack-Mount Bezel
”
earlier in this chapter.
3.
Remove all hard drives from the bays of the cage to be removed. See
“
Hot-Plug SCSI
Hard Drives
”
earlier in this chapter.
4.
Remove the hard drive fan air baffle. See
“
Hard Drive Fan Air Baffle
”
earlier in this
chapter.
5.
Disconnect all cabling. The SCSI A signal cable is color-coded blue, and the SCSI B
signal cable is color-coded yellow.