Hach SC4500 User Manual page 48

Problem
No relay activation
The controller does not
recognize the USB
flash drive.
Firmware update failed
Restore firmware failed
Download failed: A
problem occurred while
downloading the log
files.
Module is not
recognized.
There are navigation
issues on the controller
touchscreen.
The Claros connection
icon shows crossed
out.
46 English
Possible cause
Incorrect relay connection
or configuration
Non-compatible USB
flash drive
The USB flash drive was
removed during the
update or the update file
is corrupted.
Error code 1: Generic
error
Error code 2, 3, 5 or 6:
The previous update was
not successful or there is
no previous firmware
version. The restore
firmware is not
compatible. The restore
firmware is corrupted or
defective.
Error code 4: The
firmware version is
already a restored
version.
USB flash drive issue
Module connection issue
There is dirt on the
touchscreen.
No access to Claros, but
access to the internet
Make sure that the relay connections are secure.
Make sure that the relay wiring is correct.
Make sure that the relay configuration is correct.
The relay should energize and de-energize as selected.
Make sure that the USB flash drive is formatted with
FAT32 and has a minimum of 350 Mb capacity.
The USB port on the controller is compatible with USB
2.0 devices.
Note: USB 3.0 devices are also compatible but the device will have
a USB 2.0 transfer speed.
Try again with a more recent USB flash drive.
Remove the USB flash drive and do the firmware update
process again.
Download a new firmware update file. Make sure that the
downloaded file is more than 300 Mb.
Contact technical support if the error shows again.
Try to restore the firmware again. Contact technical
support if the error shows again.
A firmware restore is not possible.
Contact technical support.
It is only possible go back to the firmware version installed
on the controller before the firmware update. The user can
not downgrade the controller firmware.
Push Yes to try again. If the error shows again, restart the
controller and try the download again.
Contact technical support if the error shows again.
Make sure that the expansion module is correctly installed.
Refer to the expansion module documentation.
If possible, remove the expansion module and install the
expansion module into a different slot.
Contact technical support.
Clean the screen. The manufacturer recommends a
regular cleaning of the touchscreen.
Note: Make sure that the screen is locked during cleaning to prevent
unwanted touches. Refer to Configure the controller settings
on page 25.
If the controller is connected for the first time to Claros,
make sure that the controller is provisioned in Claros.
If the controller was connected to Claros before, set the
controller to off and then on again.
Examine the controller connectivity. Refer to
instrument information on page 43.
Contact technical support if the error shows again.
Solution
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