![background image](http://html2.mh-extra.com/html/xac/xcl-at-150-series/xcl-at-150-series_installation-manuals_3143803005.webp)
Figure
6
7.
U
SING THE
C
ONTACTLESS
C
ARD
R
EADER
Tap
the
contactless
card
on
top
of
the
contactless
logo
(
Figure
7
).
Figure
7
8.
R
EMOVE THE
B
ATTERY
STEP
1:
Push
the
latch
to
pull
the
bottom
cover
from
AT
‐
150
as
Figure
8.
STEP
2:
After
removing
the
bottom
cover,
pull
up
the
battery
connector
as
below
Figure
9
to
change
a
new
battery.