pci bus slot on motherboard
How to Repair a Graphics Card
... determine the error in error code table It can test the bus speed of the PCI slot and the ISA slot Can diagnose the troubles of not only the motherboard ...
Motherboard Bus Slots Explained: How to Upgrade Your PC’s Performance ...
92 PCI Bus initialization is started. 93 PCI Bus Hot Plug Controller Initialization 94 PCI bus enumeration.
Computers with ISA and PCI slots by Ram PC Systems
Also in some cases the same PCI bus that drives the PCI slot(s) may be shared with onboard perhipherals, especially on older systems or systems that have onboard support for legacy interfaces such as firewire.