Removing A Memory Module - Lenovo System x3100 M4 Installation And Service Manual

2.5-inch hot-swap
hard disk drive
1. Touch the static-protective package that contains the drive to any unpainted metal surface on the
server; then, remove the drive from the package and place it on a static-protective surface.
2. Make sure that the drive tray handle is in the open position.
3. Align the drive assembly with the guide rails in the bay; then, carefully slide the drive assembly into the
drive bay until the drive stops.
4. Rotate the drive tray handle to the closed position.
5. Check the hard disk drive status indicator to make sure that the hard disk drive is operating correctly.
(You might have to restart the server for the drive to be recognized.) If the yellow hard disk drive status
LED for a drive is lit continuously, it indicates that the drive is faulty and must be replaced. If the green
hard disk drive activity LED is flashing, this indicates that the drive is being accessed.
Note: If the server is configured for RAID operation using a ServeRAID controller, you might have to
reconfigure the disk arrays after you replace hard disk drives. See the ServeRAID documentation for
additional information about RAID operation and complete instructions for using ServeRAID Manager.
6. Install the lower bezel (see
7. Install and lock the side cover (see

Removing a memory module

Use this information to remove a memory module.
To remove a dual inline memory module (DIMM) on 4U server models with non-hot-swap power supplies,
complete the following steps. For the 5U server model with hot-swap power supplies (Model name: 2582-
F4x), please see the next sub-section.
1. Read the safety information in
2. Turn off the server and all attached devices; then, disconnect all power cords and external cables.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
4. Remove the side cover (see
System x3100 M4 Installation and Service Guide
176
Release latch
Activity LED
(green)
Error LED
(yellow)
Drive handle
"Replacing the lower bezel" on page
"Replacing the side cover" on page
"Safety" on page v
"Removing the side cover" on page
151).
147).
and "Installation guidelines" on page
145).
30.