U41243-J-Z156-1-76
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System expansions
SCSI hard disk drives
8.2.1
Replacing SCSI hard disk drives
V
CAUTION!
Never pull out a hard disk drive during operation if you are not sure that
the hard disk drive is operated on a RAID controller and is part of a disk
array that operated in the mode RAID Level 1or 5.
A defective drive as part in a disk array has to be replaced during
operation only.
The hard disk drives which can be ordered for the server are supplied already
mounted in the hard disk drive slide-in modules. A hard disk in the hard disk
drive slide-in module can only be replaced by a service technician.
If you want to swap a SCSI hard disk drives during operation, proceed as
follows:
If you wish to insert a hard disk drive in an empty bay, then the dummy module
must be removed from this bay beforehand.
Installing/removing the dummy module is performed in the same manner of the
hard disk drives.
LED
green
HDD BUSY
–
lights: drive active
–
does not light: drive inactive
LED
orange
HDD FAULT (in conjunction with a disk array controller)
–
does not light: No HDD Error
–
lights: HDD Faulty or Rebuild Stopped (drive defective/needs
replacing), a rebuild process was stopped or the slide-in module is
not correctly inserted
–
slow blink: HDD Rebuild (a rebuild is carried out by the DAC after
changing a hard disk drive
–
fast blink: HDD Identify
–
four fast blinks/pause: HDD Predicted Fault
–
two fast blinks/pause: HDD Hot Spare (Hot spare drive active. The
corresponding drive has failed.
Table 24: SCSI disk drives status control