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Detailed descriptions
14.2 Riser card
14.2
Riser card
14.2
Introduction
A passive riser card is used as the bus board. With a passive riser card, the interrupts are
fetched from the next slot on the motherboard via an adapter and cable. The cables are
plugged into the riser card and the PCI adapter and are not soldered.
Functional features
• Three free PCI slots (uppermost slot is suitable for for WinAC Slot module / two lower
• The 2 "top" and "middle" slots each have a non-shared interrupt.
Specifications
The riser card conforms to PCI Local Bus Specification Revision 2.3 and ATX Riser Card
Specification 1.0.
Allocation of motherboard slots to the riser card
Motherboard slot
PCI 1: next to AGP slot
PCI 2: middle slot
PCI 3: right slot
14-2
slots for PCI, 175 mm long)
Slot on riser card
1, top
2, middle
3, bottom
Operating Instructions, Release 04/2006, A5E00798484-01
SIMATIC Panel PC 577
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