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Media Bay Chassis
The following procedures describe the removal and replacement of the media bay chassis. Before
performing the following procedures, read the "Safety Notices" on page ix.
Note: If the operator panel is disconnected from the system while the system is connected to the power
source, the operator panel will show a scrolling icon and will not boot when it is reconnected to the
system. Ensure the system is disconnected from the power source when the operator panel is
connected to the system.
Removing the Media Bay Chassis
To remove the media bay chassis, do the following:
1. Stop the system as described in "Stopping the System" on page 246.
2. Place the system into the service position as described in "Placing the Model 275 into the Service and
Operating Position" on page 248.
3. Disconnect the power source from the system.
Note: This system may be equipped with a second power supply. Before continuing with this
procedure, ensure that the power source to the system has been completely disconnected.
4. Remove the front bezel as described in "Bezels" on page 251.
5. Press the media bay chassis latches, and pull the bay chassis out of the system chassis.
Note: If there is a SCSI media device installed in the SCSI media-device bay, a sound cable might be
connected to the rear of SCSI media device. Look for the cable as you remove the media bay
from the system chassis. If the cable is present, unplug it from the rear of the SCSI media
device. For more information, see "Media Devices (Diskette, DVD, DVD-RAM,or Tape Drive)" on
page 271.
6. Unplug the operator panel cable from the media bay chassis as you remove the media bay chassis
from the system chassis.
1 System Unit
2 Media Bay Chassis (Drives Installed)
3 Front Bezel
4 Media Bay Chassis Latch (One on
Each Side)
5 Guide Rails
Chapter 9. Removal and Replacement Procedures
285
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