Lenovo x3300 M4 7382 Installation And Service Manual page 238

Attention: Do not allow the server to fall over.
5. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 193).
6. See the documentation that comes with the adapter for any cabling instructions and information about
jumper or switch settings. (It might be easier for you to route cables before you install the adapter.)
7. Pull the release tab outward and unlock the battery retention clip.
8. Disconnect the battery cable from the battery cable connector on the battery.
9. Lift the battery up to remove the battery from the battery holder.
If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation" on
page 85.
Replacing a RAID adapter remote battery or flash power module in the server
Use this information to replace a RAID adapter remote battery or flash power module in the server.
When you replace any RAID adapter that comes with batteries, it is sometimes necessary to install the
batteries in another location in the server to prevent the batteries from overheating.
To replace a RAID adapter remote battery in the server, complete the following steps:
1. Read the safety information that begins in "Safety" on page v and "Installation guidelines" on page 169.
2. Turn off the server (see "Turning off the server" on page 24) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables from the server.
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. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 193).
5. Remove the air baffle (see "Removing the air baffle" on page 195).
6. Remove the fan assembly (see "Removing the fan assembly" on page 267).
226
System x3300 M4 Installation and Service Guide