Asus CS-B CS-B User's Manual - Page 21

Internal connectors

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• Due to USB 3.0 controller limitations, USB 3.0 devices can only be used under a Windows® OS environment and after USB 3.0 driver installation. • The plugged USB 3.0 device may run on xHCI or EHCI mode, depending on the operating system's setting. • USB 3.0 devices can only be used for data storage. • We strongly recommend that you connect USB 3.0 devices to USB 3.0 ports for faster and better performance from your USB 3.0 devices. • Due to the design of the Intel® 8 series chipset, all USB devices connected to the USB 2.0 and USB 3.0 ports are controlled by the xHCI controller. Some legacy USB devices must update their firmware for better compatibility. 11. DVI-I port. This port is for any DVI-I compatible device and are HDCP compliant, allowing playback of HD DVD, Blu-Ray and other protected content. 12. PS/2 keyboard port (purple). This port is for a PS/2 keyboard. 1.7.2 Internal connectors 1. Serial port connector (10-1 pin COM1, COM2) This connector is for a serial (COM) port. Connect the serial port module cable to this connector, then install the module to a slot opening at the back of the system chassis. COM2 COM1 RXD DTR DSR CTS RXD DTR DSR CTS PIN 1 PIN 1 DCD TXD GND RTS RI DCD TXD GND RTS RI CS-B CS-B Serial port connectors The COM module is purchased separately. ASUS CS-B 1-13

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ASUS CS-B
1-13
•
Due to USB 3.0 controller limitations, USB 3.0 devices can only be used under a
Windows
®
OS environment and after USB 3.0 driver installation.
•
The plugged USB 3.0 device may run on xHCI or EHCI mode, depending on the
operating system’s setting.
•
USB 3.0 devices can only be used for data storage.
•
We strongly recommend that you connect USB 3.0 devices to USB 3.0 ports for faster
and better performance from your USB 3.0 devices.
•
Due to the design of the Intel
®
8 series chipset, all USB devices connected to the
USB 2.0 and USB 3.0 ports are controlled by the xHCI controller. Some legacy USB
devices must update their firmware for better compatibility.
11.
DVI-I port.
This port is for any DVI-I compatible device and are HDCP compliant,
allowing playback of HD DVD, Blu-Ray and other protected content.
12.
PS/2 keyboard port (purple).
This port is for a PS/2 keyboard.
1.7.2
Internal connectors
1.
Serial port connector (10-1 pin COM1, COM2)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
The COM module is purchased separately.
CS-B Serial port connectors
PIN 1
COM2
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS
PIN 1
COM1
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS
CS-B