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Bus Board
3.2.3
Fan Connector P405, P407
The two connectors P405 and P407 provide the connection of two additional
fans directly operating with a non-stabilized + 12 V power supply.
3.2.4
IDSEL Setting for PCI Slots
Two individual address or bus lines of the local PCI bus can be selected via
the plug connectors J300 and J302 to serve as select signals for both PCI
slots.
Settings:
Bridge 1-2:
Bridge 2-3:
Settings:
Bridge 1-2:
Bridge 2-3:
Warning
!
Do not modify any standard settings.
3-6
Plug connector: J300
IDSEL PCI slot 1 = AD 28
IDSEL PCI slot 1 = AD 27
Plug connector: J301
IDSEL PCI slot 2 = AD 30 (standard setting)
IDSEL PCI slot 2 = AD 29
3
2
1
(standard setting)
3
2
1
SIMATIC PC RI25/45, Technical Description
C79000-G7076-C808-01
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