User's Manual

Chapter 3 — Developing and Installing Applications
CN50 Mobile Computer User’s Manual 47
Upgrading the CN50 Using a microSD Card
To use a microSD card to upgrade the computer, you need an SD card
reader and a microSD adapter card formatted as FAT16.
To upgrade the operating system using a microSD card
1 Insert a microSD card into a microSD adapter card and then place
it in the storage card reader connected to your PC.
2 Copy all required OS upgrade files to the microSD card.
3 Remove the microSD card from the adapter card and insert it into
the CN50.
4 Place the CN50 in a dock connected to external powe
r
.
For help, see the document that shipped with your dock.
5 Remove the microSD card when the Installation Complete menu
appears.
6 Remove the CN50 from the dock and replace the battery.
To upgrade the SSPB using a microSD card
1 Insert a microSD card into a microSD adapter card and then place
it in the storage card reader connected to your PC.
2 Copy all required SSPB upgrade files to the microSD card.
3 Remove the microSD card from the adapter card and insert it into
the CN50.
4 Press and hold
) as you insert the battery back into the CN50.
5 Continue to hold
) until a Warning message appears.
6 Release
), read the message, and press either button on the right
side to continue.
7 Perform the screen alignment and wait for the CN50 to load files
from the microSD card.
When the progress is complete, the CN50 warm boots to reset the
configuration.
8 Remove the microSD card and delete the files.
9 Set the date, time, and network communication parameters to
reestablish communications with the other devices in the wireless
network.