ABB S800 I/O Manual page 89

Section 5 Maintenance
Loading the Firmware in the Primary FCI when the Backup is Running
1.
2.
Loading the Firmware for CI840A PR: A, CI840AZ PR: A, and CI840
There is a small difference between upgrade of a CI840 with firmware 3.0/2 or
earlier, and 3.1/0 or later.
The loading of firmware takes approximately 15 minutes.
The following messages are displayed during down load:
•
•
•
Loading the Firmware for Single FCI
1.
2.
3.
4.
5.
CI840 with firmware 3.0/2 or earlier
6.
7.
8.
CI840 with firmware 3.1/0 or later.
9.
3BSE020926-600
Perform a switch-over to put the Primary FCI in backup state. It can be done by
using the DTM or disconnecting the PROFIBUS cable on the primary FCI.
Follow the same instructions as for Single FCI.
Initialization of target
Load image file
Down load finished successful
Disconnect the PROFIBUS cable from the module that should be loaded.
Run the program
loader32_42-1.exe
Click Next.
Select COM-Port to use, and enter the path to the image-file.
Click Download, and continue with Step6 or Step9.
Interrupt the downloading by disconnecting the power to the CI840, wait for 
20 seconds, and connect the power again.
Click Download.
When the download is finished, the CI840 starts up automatically.
When the download is finished, the CI840 flashes all the LEDs for 1 second,
and then turn on the red F(ault) LED.
Load the CI840 Software Upgrade
.
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