Maintenance
12.6 Firmware update
Distributed I/O system
248 System Manual, 09/2019, A5E03576849-AJ
Procedure: via the integrated Web server
The procedure is described in the Web server
(http://support.automation.siemens.com/WW/view/en/59193560
) function manual.
Procedure: online via the SIMATIC Automation Tool
The procedure is described in the SIMATIC Automation Tool
(https://support.industry.siemens.com/cs/ww/en/view/98161300
) manual (included in the
SIMATIC Automation Tool).
Behavior during the firmware update
Note the following behavior of the relevant I/O module when carrying out a firmware update:
● The DIAG LED display flashes red.
● The I/O module retains its current diagnostic status.
● Diagnostics alarm: Channel temporarily unavailable (error code 31
D
/1F
H
)
● All outputs are in a current-free/voltage-free state
Note the following behavior when carrying out the firmware update of the motor starter:
● RN flashes green and ER flashes red.
● ST/OL flashes green and MAN flashes yellow.
● The motor starter powers up after completion of the firmware update. Diagnoses are
reset. The firmware update does not affect the TMM and the cooling time.
● The sensor supply of the DI module remains active.
Behavior after the firmware update
After the firmware update, check the firmware version of the updated module.
Reference
You will find more information on these procedures in the STEP 7 online help.
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