DFI HD620-H81 - Manual (Page 29)

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Chapter 2 Hardware Installation
Chapter 2
Parallel Port
2 3
Parallel
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
26
25
S/PDIF Connector
The S/PDIF connector is used to connect an external S/PDIF port. Your S/PDIF port may be
mounted on a card-edge bracket. Install the card-edge bracket to an available slot at the rear
of the system chassis then connect the audio cable to the S/PDIF connector. Make sure pin 1
of the audio cable is aligned with pin 1 of the S/PDIF connector.
1 5
+5V
Key
SPDIF out
Ground
SPDIF in
S/PDIF
2 3