Removing A System-Board Tray From A 2U Chassis - IBM System x iDataPlex dx360 User Manual

Removing a system-board tray from a 2U chassis

Attention:
operate the upper system-board tray with the bottom system-board tray removed or
powered off, except for servicing. When the bottom system-board tray is removed
or powered-off, chassis-level system management information is not read correctly.
For example, chassis fan speeds and temperatures might be returned as zero
values. In this situation, the unit will continue to operate normally, since the power
supply and fans are designed to operate independently.
Notes:
1. If two system-board trays are installed in the chassis, they can be removed
2. If a storage enclosure is installed on the system-board tray, you will remove the
To remove a system-board tray from the chassis, complete the following steps.
1. Read the safety information that begins on page v and "Installation guidelines"
2. Turn off the system-board tray and all attached devices (see "Turning off the
3. If external cables are connected to the front of the system-board tray, note
4. Press in on the two release handles, pull the system-board tray and storage
When two system-board trays are installed in the chassis, do not
independently of each other.
storage enclosure and the system-board tray from the chassis as one assembly.
on page 17.
system-board tray" on page 16).
where they are connected; then, remove them.
enclosure, if one is attached, out of the chassis, and set it on a flat,
static-protective surface.
Chapter 3. Installing optional devices
19