Close the SIM card holder.
2.
Ensure that the SIM card is fully seated and
3.
flat.
Slide the SIM card holder toward the bottom of
4.
the device to lock.
Install the Battery
Remove the battery from the packaging.
1.
Locate the battery contacts.
2.
Insert the battery into the battery well with the
3.
contacts facing down and to the right.
Press the top of battery into place.
4.
Slide the battery lock latch down to secure the
5.
battery.
Battery Lock Latch
The ES400 will not turn on with the
NOTE
battery cover removed.
Replace the battery cover.
6.
1540 mAh Battery Shown
7