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3. Press on the left edge of the bezel, and rotate the left side of the bezel away
from the server. Rotate the left edge of the bezel out beyond 90°; then, pull the
bezel away from the server.
Removing the left-side cover
Important: Before you install optional hardware, make sure that the server is
working correctly. Start the server, and make sure that the operating system starts,
if an operating system is installed, or that a 19990305 error code is displayed,
indicating that an operating system was not found but the server is otherwise
working correctly. If the server is not working correctly, see the Problem
Determination and Service Guide for diagnostic information.
Left-side cover
Cover release latch
Lock
To remove the cover, complete the following steps:
1. Read the safety information that begins on page v and “Installation guidelines”
on page 21.
2. Turn off the server and all attached devices.
3. Disconnect all external cables and power cords.
4. Using the supplied key, unlock the left-side cover.
5. Pull the cover-release latch down and rotate the top edge of the cover away
from the server.
Attention: For proper cooling and airflow, replace the cover before you turn
on the server. Operating the server for extended periods of time (more than 30
minutes) with the cover removed might damage server components.
6. Remove the left-side cover from the server.
Installing an adapter
The following notes describe the types of adapters that the server supports and
other information that you must consider when you install an adapter:
v Locate the documentation that comes with the adapter and follow those
instructions in addition to the instructions in this section. If you must change the
switch or jumper settings on the adapter, follow the instructions that come with
the adapter.
v Avoid touching the components and gold-edge connectors on the adapter.
v PCI slot 6 supports half-length 5.0 V PCI adapters only.
v PCI slot 1 supports half-length 3.3 V PCI adapters only.
24 IBM System x3500 Type 7977: User’s Guide