Siemens SINUMERIK 840D sl Function Manual page 117

B3: Several operator panels connected to several NCUs, distributed systems - only 840D sl
Sequence
1. HMI boots on the NCU with bus address 13, if the NETNAMES.INI has not been not
2. NCU bus address has been changed, this alarm apppears:
3. Point no. 6. As for HMI Embedded
Power up with HMI Advanced option
If the control unit switchover option is installed, a configuring problem can be corrected as
follows:
1. Select the channel menu with the input key
2. Go to the area switchover screen by pressing Recall
3. Select commissioning.
Required documentation
References:
/BH/ Operator Components Manual
/IAD/ Commissioning Manual
/FB1/ Function Manual, Basic Functions; P3, Basic PLC Program
The following are described here:
● MPI/OPI bus structure, bus addresses, /IAD/
● Bus terminator, /IAD/, /FB/S7
● Connection of MCPs via basic PLC program, /FB/, P3
● DIP FIX settings of MCP, /IAD/
Extended Functions
Function Manual, 09/2009, 6FC5397-1BP20-0BA0
2.2 Several operator panel fronts and NCUs with control unit management option
changed (original factory settings).
"120201 name: communication failed"
– Set the connection to 1:1 in the Commissioning/HMI/Operator panel operating area
and enter "13" as the NC address
– Confirm with OK and boot the HMI
Note
In the event of an error, check the active bus nodes in the menu:
• Commissioning/NC/NCK addresses (HMI Embedded, HT6 and HMI Advanced)
• Commissioning/HMI/Operator panel (HMI Advanced)
Note
After performing series machine commissioning, a Power On must be performed on the
PCU so that the bus nodes (PLC, NC, PCU) can resynchronize.
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