I/O Controller; Serial Port; Parallel Port - Intel BLKD925XBCLK Specification

INTEGRATOR'S NOTES
When using this connector, observe the following precautions:
•
Do not use a Y-adapter, power splitter, or SATA power adapter to attach storage devices (such
as hard disk drives or CD/DVD drives) to this connector. This connector will not provide
adequate power for storage devices.
•
Do not connect any devices to this connector that draw more than 1.5 A. The connector
circuitry includes overcurrent protection components that limit the current draw to a maximum
of 1.5 A.
For information about
The location of the auxiliary power output connector
The signal names of the auxiliary power output connector
✏
NOTE
The auxiliary power output connector is present only on the D925XCV board. It is not present on
the D925XBC board.

1.10 I/O Controller

The I/O controller provides the following features:
•
One serial port
•
One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port
(EPP) support
•
Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems
•
PS/2-style mouse and keyboard interfaces
•
Interface for one 1.44 MB or 2.88 MB diskette drive
•
Intelligent power management, including a programmable wake-up event interface
•
PCI Conventional bus power management support
The BIOS Setup program provides configuration options for the I/O controller.

1.10.1 Serial Port

The boards have one serial port connector located on the back panel. The serial port supports data
transfers at speeds up to 115.2 kbits/sec with BIOS support.
For information about
The location of the serial port A connector

1.10.2 Parallel Port

The 25-pin D-Sub parallel port connector is located on the back panel. Use the BIOS Setup
program to set the parallel port mode.
Product Description
Refer to
Figure 21, page 68
Table 28, page 73
Refer to
Figure 20, page 66
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