IBM TotalStorage 300 Service Manual page 114

Attention: Failure to replace the drives in their correct bays might result in loss of
data. If you are replacing a drive that is part of a RAID level 1 or RAID level 5
logical drive, ensure that you install the replacement drive in the correct bay.
Check the hardware and software documentation provided with your system to see
if there are restrictions regarding hard disk drive configurations. Some system Fibre
Channel (FC) configurations might not allow mixing different drive capacities or
types within an array.
1. Determine the location of the drive that you want to remove.
2. Remove the drive CRU.
.
3. Install the new drive CRU.
4. Check the drive LEDs.
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IBM NAS 300 Service Guide
Attention: Never hot-swap a drive CRU when its green Activity LED is flashing.
Hot-swap a drive CRU only when its amber Fault LED is completely on and not
flashing, or when the drive is inactive with the green Activity LED completely on
and not flashing.
a. Press on the inside of the bottom of the tray handle to release the blue latch
1 .
b. Pull the handle 2 on the tray 3 out into the open position.
c. Lift the drive CRU partially out of the bay.
d. To avoid possible damage to the drive 4 , wait at least 20 seconds before
fully removing the drive CRU from the storage unit to allow for the drive to
spin down.
e. Verify that there is proper identification (such as a label) on the drive CRU,
then slide it completely out of the expansion unit.
f. Ensure that the filler piece remains in place for use with the new drive.
a. Gently push the drive CRU into the empty bay until the tray handle 2
touches the storage unit bezel.
b. Push the tray handle 2 down into the closed (latched) position.
a. When a drive is ready for use, the green Activity LED is on and the amber
Fault LED is off.