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Chapter 7 — Manage and Maintain the CT50 -Ex
Update the CT50
-Ex Software
You can use a microSD card to flash a specific firmware image to the
CT50
-Ex or to update the computer if there is no access to the
internet for over-the-air (OTA) automatic updates. To update the
CT50 -Ex with a microSD card, you will need a:
• 4GB microSD card.
• valid full flash update image (.ffu) supplied by Customer Support.
1 Copy the .ffu image to the root directory on the microSD card.
Y
ou must rename the updat
e image to “upg_<plat
fo
r
m>_00.00.ffu”
f
or the c
omputer to r
ecognize it. <platfor
m> corres
ponds to the
first
seven characters of the Configuration Number (CN) and can be
found printed on the inside of the battery compartment.
2 Insert the microSD card into the CT50 -Ex.
For help, see “Insert a microSD Card” on page 20
.
3 Apply external power to the CT50 -Ex and power it on.
The computer must have power for the length of the entire flash
process which can take up to 15 minutes.
4 Set up your computer again when you are prompted to select a
language.
Test a Network Connection
The Ping app provides a GUI-based version of the traditional command
line ping utility. Pinging sends out an echo request to a specific computer
on the network. Use Ping to verify communication links or to make sure a
specific address is working.
1 Tap All Apps > Ping.
2 Type the destination IP address in the box.
Caution: All data on the CT50 -Ex is erased during the flash
process. Make sure any files you want to keep are backed up
prior to updating the software.
