Holding
the
battery
release
lever
in
the
unlocked
position
2,
remove
the
battery
pack
3.
2
3
When
installing:
Install
the
battery
pack
along
the
slide
rails
on
the
left
and
right
sides
of
the
battery-pack
slot.
Then
make
sure
that
both
battery
latches,
a
and
b,
are
locked,
as
in
the
following
figure.
a
b
Removing
and
replacing
a
FRU
ThinkPad
T40/T40p,
T41/T41p,
T42/T42p
Series
73