Lenovo 7Y54, Maintenance Manual

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Figure 32. DIMM installation
Step 1. Make sure the retaining clips are in the fully-open position; then, align the keys on the DIMM with
the connector.
Step 2. Firmly press both ends of the DIMM straight down into the connector until the retaining clips snap
into the locked position.
Step 3. If you are installing additional DIMMs, do so now.
After you install the DIMM, complete the following steps:
1. Reinstall the air baffle if it is removed (see “Install the air baffle” on page 36 ).
2. Install the top cover onto the server (see “Install the top cover” on page 87 ).
3. Install the server into the rack if necessary.
4. Reconnect power cords and all external cables.
Drive replacement
Use the following information to remove and install a simple-swap drive.
Remove a simple-swap disk drive
Use this information to remove a simple-swap disk drive.
Before you remove a simple-swap disk drive, complete the following steps:
1. Read “Safety” on page iii and “Installation Guidelines” on page 31 to ensure that you work safely.
2. Turn off the server. Disconnect the power cords and all external cables (see “Power off the server” on
page 10 ).
Attention:
• For proper system cooling, do not operate the server for more than 2 minutes without either a disk drive or
a filler panel installed in each bay.
• Before you make changes to disk drives and drive related components, back up all important data that is
stored on drives.
• Before you remove any component of a RAID array, back up all RAID configuration information.
To remove a simple-swap disk drive, complete the following steps:
Chapter 3
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Hardware replacement procedures
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