Lenovo System x3850 X6 Installation And Service Manual page 282

Step 6. Reconnect the power cords and all external cables, and turn on the server and peripheral devices.
Removing a RAID cache card
User this information for instructions on how to remove a RAID cache card.
Note: For additional information and notes about the adapters, see "Installing an adapter" on page 83.
To remove a RAID cache card, complete the following steps:
Step 1. Before you begin, read "Safety" on page v and "Installation guidelines" on page 44 .
Step 2. Turn off the server (see "Turning off the server" on page 40) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the
device.
Step 3. Follow the removal instructions for the I/O book where the failed cache card is installed.
Step 4. Disconnect any cables from the adapter and the cache card.
Step 5. Lift up the adapter retention lever that secures the adapter.
Step 6. Carefully grasp the adapter by its top edge or upper corners, and pull the adapter from the
connector.
Step 7. Grasp the cache card and pull it out of the connector on the adapter.
Step 8. If you are instructed to return the cache card, follow all packaging instructions, and use any
packaging materials for shipping that are supplied to you.
Replacing a RAID cache card
User this information for instructions on how to replace a RAID cache card.
Notes:
• For additional information and notes about installing adapters, see "Installing an adapter" on page 83.
• For information about the support RAID adapters and cache cards, see "Supported RAID adapters" on
page 86 and "Supported RAID cache cards" on page 87.
To replace an RAID cache card, complete the following steps:
Step 1. Align the new cache card with the slot on the adapter and lower it into the connector.
Step 2. Press on the cache card firmly until it is securely seated into the connector on the adapter.
Step 3. Reinstall the adapter in the I/O book (see "Installing an adapter" on page 83).
Step 4. Close the adapter retention lever to secure the adapter in place.
Step 5. Reconnect the cables to the adapter and connect the flash power module cable to the cache card.
Step 6. Reinstall the I/O book in the server.
Step 7. Reconnect the power cord and any cables that you removed.
Step 8. Turn on the peripheral devices and the server.
Removing the system battery
User this information for instructions on how to remove the system battery.
The following notes describe information that you must consider when replacing the battery:
• Lenovo has designed this product with your safety in mind. The lithium battery must be handled correctly
to avoid possible danger. If you replace the battery, you must adhere to the following instructions.
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System x3850 X6 and x3950 X6 Installation and Service Guide