4.6. Open the back cover carefully.
B
、
ISP upgrade board driver installation
(1). Connect the Upgrade board to computer with USB wire, then burning board light red, it means that ISP board has
been connected to the computer.
1
2
3
4
Insert the tool from here and then open the
back cover and surface frame
①
③
②
④
Notice
：
a). Need special tools to open. Do
not force pull the back cover from
surface frame, to avoid break out the
button of surface frame, causing the
back cover and the surface frame
with big crevice.
。
b). Inserted in the back cover open
tool as left illustrated marking
position, and then paddling by
Figure 9
①
/
②
/
③
/
④
, so that
let the back cover separate to the
surface frame.
