Operating hardware
4.6 Eliminating problems
CP 1604 / CP 1616
Operating Instructions, 02/2017, C70000-G8976-C218-08
85
You can recognize an inconsistent status on the CP as follows:
● The CP is not accessible with STEP 7/NCM PC (in the SIMATIC Manager/SIMATIC NCM
Manager, select
in the STEP 7 project > menu command
>
).
● The red SF LED (group fault) flashes at 2-second intervals.
● Following a computer restart, all the LEDs of an unused RJ-45 jack light briefly and then
go off again.
Note
In contrast to the brief lighting up of the LEDs when the computer starts up, the green
Link LED always lights up if a cable is inserted in the RJ
-45 jack and a link is also
Download the current firmware file, for example "fw16xx-v.v.v.b.b.fwl", to the CP again via
the
.
Confirm the error "Error establishing connection to query the hardware version" with "yes"; in
other words, ignore the error.
To download using the ISO protocol, you require the MAC address printed on the module.
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