Lenovo 5458 Installation And Service Manual page 223

disconnect the power cords and all external cables.
About this task
To replace a RAID adapter battery or flash power module in the server, complete
the following steps:
Procedure
1. Install the battery or flash power module:
a. Remove the retainer.
b. Release the retention clip in the open position.
c. Align the cable connector with the slot on the holder. Place the battery or
flash power module into the holder and make sure that the holder engages
the battery or flash power module securely.
Figure 126. RAID adapter battery or flash power module installation
Note: The positioning of the remote battery or flash power module depends
on the type of the remote batteries or flash power modules that you install.
d. Connect the other end of the cable to the cable connector on the battery or
flash power module.
e. Lower and press down on the retention clip until it snaps in place to hold
the battery or flash power module firmly in place.
f. Install the retainer that you removed.
g. Install the retainer.
2. Reinstall the cover (see "Replacing the cover" on page 81).
What to do next
1. Install the server into the rack enclosure and push the server into the rack until
it clicks into place.
2. Reconnect the power cords and any cables that you removed.
3. Turn on the peripheral devices and the server.
Chapter 6. Removing and replacing server components
207