Removing, Controller, Battery – Lenovo 3797 User Manual
Page 100: From, Remote, Tray

d.
Install
the
SAS
controller
on
the
SAS
riser
card
(see
e.
Install
the
riser-card
assembly
in
the
server
(see
f.
Connect
the
power
cords
and
all
external
cables,
and
turn
on
the
server
and
peripheral
devices.
Removing
a
SAS
controller
battery
from
the
remote
battery
tray
To
remove
a
SAS
controller
battery
from
the
remote
battery
tray,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
and
2.
Turn
off
the
server
and
peripheral
devices
and
disconnect
all
power
cords
and
external
cables.
3.
Remove
the
cover
(see
4.
Locate
the
remote
battery
tray
in
the
server
and
remove
the
battery
that
you
want
to
replace:
a.
Remove
the
battery
retention
clip
2
from
the
tabs
1
that
secure
the
battery
4
to
the
remote
battery
tray
3 .
b.
Lift
the
battery
and
battery
carrier
from
the
tray
and
carefully
disconnect
the
remote
battery
cable
from
the
interposer
card
on
the
SAS
controller.
84
ThinkServer
RD220
Types
3729,
3779,
3797,
and
3798:
Installation
and
User
Guide