Lenovo System x3250 M5 Installation And Service Manual page 210

Step 2. Remove any cable covering or obstructing the holder before opening the holder.
Step 3. Remove the retainer then pull the release tab outward and unlock the retention clip.
Figure 125. RAID adapter battery or flash power module removal
Attention: Make sure that the cable is not pinched and does not cover any connectors or obstruct
any components on the system board.
Step 4. Lift the battery or flash power module up to remove the battery or flash power module from the
holder.
Step 5. Disconnect the cable from the cable connector on the battery or flash power module.
If you are instructed to return the server component or optional device, follow all packaging instructions,
and use any packaging materials for shipping that are supplied to you.
Replacing a RAID adapter battery or flash power module
Use this information to replace a RAID adapter battery or flash power module in the server.
When you install any RAID adapter that comes with batteries or flash power modules, it is sometimes
necessary to install the batteries or flash power modules in another location in the server to prevent the
batteries or flash power modules from overheating. Depending on your server model, a battery must be
installed remotely near the optical drive cage or the backplane.
Note: RAID adapter battery or flash power module is only supported in the 2.5-inch models.
Read the safety information in "Safety" on page v and "Installation guidelines" on page 31.
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Lenovo System x3250 M5Installation and Service Guide