IBM iSeries 270 Service Manual page 199

d. Pull on the handles which are located on each side of the unit, and remove the unit. If the unit is
DVD-RAM, and manual removal of optical media is required, go to Optical media (CD-ROM,
DVD-ROM, and DVD-RAM) - manual removal.
e. Install the new device by reversing the removal procedure. After exchanging an item, go to Verify
the repair.
This ends the procedure.
4. Before exchanging a removable media unit, you must ensure that the unit is not in use and is varied
off.
Note: If you are removing an optical storage unit, you must ensure that all of the removable media
units in the tower or expansion tower are not in use and are varied off.
5. Use the figure to determine the location of the internal removable media unit. Record this location for
later use.
Figure 1. Internal removable media locations
6. Perform the following:
a. Select System Service Tools (SST). If you cannot get to SST, select DST.
Do not perform a system IPL to get to DST.
b. Select Start a Service Tool —> Hardware Service Manager —> Device Concurrent
Maintenance and enter the required information in the information fields. Do not press the Enter
key at this time.
c. Read the remaining steps of this procedure and ensure that you understand the procedure before
continuing.
d. Press the Enter key on the console. After the delay time, the light at the top right of the device will
begin flashing. You now have 9 seconds to pull out firmly on the handles and pull the unit partially
out of the tower.
Attention: If you remove the device when the light is not flashing, data may be lost, the unit may
be damaged, or the backplane may be damaged.
Note: The light at the top right of the device will go off and remain off as soon as the device is no
longer making contact with the backplane.
e. Remove the unit from the tower. If the unit is DVD-RAM, and manual removal of optical media is
required, go to Optical media (CD-ROM, DVD-ROM, and DVD-RAM) - manual removal.
This ends the procedure.
To replace the removable media D41 and D42:
1. Perform the following to install a new unit.
a. Select Device Concurrent Maintenance and enter the required information in the information
fields. Do not press the Enter key at this time.
b. Read the remaining steps of this procedure and ensure that you understand the procedure before
continuing.
c. Slide the unit partially into the tower. Ensure that the device does not contact the backplane at
this time.
d. Press the Enter key on the console. After the delay time, the light at the top right of the device will
begin flashing. You now have 9 seconds to push in firmly on the handles and push the unit
completely into the frame.
Analyze hardware problems
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