Removing and replacing Tier 2 CRUs
You may install a Tier 2 CRU yourself or request IBM to install it, at no additional
charge, under the type of warranty service that is designated for your server.
The illustrations in this document might differ slightly from your hardware.
Removing the USB/video tray assembly
To remove the USB/video tray assembly, complete the following steps:
1. Read the safety information that begins on page “Safety” on page vii and
“Installation guidelines” on page 33.
2. Turn off the server (see “Turning off the server” on page 21) and all attached
peripheral devices. Disconnect all power cords; then, disconnect all external
cables as necessary to replace the device.
3. Slide the server out of the rack.
4. Remove the server top cover (see “Removing the server top cover” on page
206).
5. Remove the fan cage assembly (see “Removing the fan cage assembly” on page
245).
6. Remove all RAID batteries or flash power modules from the USB/video tray
assembly, if any are installed (see “Removing a RAID battery or flash power
module” on page 249).
7. Disconnect the USB/video tray assembly cable from the system board.
8. Lift the tab on the rear of the USB/video tray assembly and the assembly; then,
slide the assembly out (toward the rear of the server) of the server.
USB / Video tray
assembly
9. If you are instructed to return the USB/video tray assembly, follow all
packaging instructions, and use any packaging materials for shipping that are
supplied to you.
262 System x3750 M4 Types 8722 and 8733: Installation and Service Guide
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