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Chapter 2 Hardware Installation
Chapter 2
Expansion Slots
PCI Express x16 Slot
Install PCI Express x16 graphics card, that comply to the PCI Express specifications, into the
PCI Express x16 slot. To install a graphics card into the x16 slot, align the graphics card above
the slot then press it down firmly until it is completely seated in the slot. The retaining clip of
the slot will automatically hold the graphics card in place.
PCI Slot
The PCI slot supports expansion cards that comply with PCI specifications. You can install a
PCI expansion card or a customized riser card designed for only 2 PCI slots expansion (for low
profile PCI card only) into the PCI slot.
PCI Express x1 Slot
Install PCI Express cards such as network cards or other cards that comply to the PCI Express
specifications into the PCI Express x1 slot.
PCI Express x16
PCI
PCI Express x1
Parallel Port
The 25-pin connector is used to connect an external parallel port. The parallel port connects
your PC to a parallel printer. It supports SPP, ECP and EPP.
SPP
(Standard Parallel Port)
Allows normal speed operation but in one
direction only.
ECP
(Extended Capabilities Port)
Allows parallel port to operate in bidirectional
mode and at a speed faster than the SPP’s data
transfer rate.
EPP
(Enhanced Parallel Port)
Allows bidirectional parallel port operation at
maximum speed.
2
1
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25
Note:
The parallel connector on the HD330-H81D system board is optional.
COM2
COM1
Parallel
COM2
COM1
PCI Express x1