Minicom Advanced Systems Smart CAT5 - Manual (Page 40)

SMART CAT5 SWITCH – 108/116
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7.1.4 Communication Error message
When using Firmware Update software you may sometimes get a Communication
Error message.
When updating a unit and a Communication Error message appears, do the following:
1. Check that the RS232 Serial cable’s RS232 connector is connected to the
Switch’s Communication port.
2. Check that the RS232 Serial cable’s DB9F connector is connected to the DB9M
Serial port on the CPU’s rear panel.
3. Restart the download process.
7.1.5 Electricity failure
When the electricity fails while updating the Smart CAT5 firmware, do the following:
If the electricity fails during the firmware update of the Switch, a Communication
Error message appears. Simply resume the firmware update by opening the folder
that contains the firmware update file and continue from there.
If the electricity fails during the firmware update of the RoC/RICCs a Not
Responding or Upgrade Error message appears. Restart the upgrade from the
beginning.