D-Link H4SMK - DSB Hub User manual
DSB-H4SMK
Multifunction USB Hub
User’s Guide
2
INTRODUCTION
Congratulations on your purchase of the
DSB-H4SMK Multifunction USB Hub. The
USB Hub providing one high-speed RS-232
Serial, one PS/2 Keyboard, one PS/2 Mouse
ports and 4 Downstream USB ports. The USB
Hub features easy connectivity for traditional
devices includes modem, keyboard, mouse and
others USB devices.
Technology Overview
USB stands for Universal Serial Bus. It is a
standard that has been adopted by leading
manufacturers within the computer industry to
define a new type of peripheral connection
scheme. It is designed to replace older parallel
and serial ports, cables, and connectors with
something faster and easier to use. USB is:
?? Easier --Windows 98, Me and 2000 will
automatically recognize newly installed
devices.
?? Quicker -- You won’t have to reboot when
installing.
?? Faster -- Top USB data speed is around 100
times faster than a serial connection.
?? Greater Expandability -- Using USB hubs
you can connect up to 127 devices to your
computer.
3
?? Hot Swappable -- They just plug and go!
About the DSB-H4SMK Multifunction USB
Hub
The DSB-H4SMK Multifunction USB Hub
allows user to connect up to four USB
peripherals or devices to their USB ready PC.
The DSB-H4SMK Multifunction USB Hub
supported for legacy devices such as PS/2
keyboards, PS/2 mouse, and modems.
The DSB-H4SMK Multifunction USB Hub is
designed to provide quick and easy access to the
four type ‘A’ downstream ports for connecting
peripherals with USB support, USB hubs and
other devices. A single type “B” upstream port is
provided for connecting to the host computer, or
another USB hub.
Product Features
?? USB 1.1 specification compatibility
?? Plug-and-Play
?? Supports both OHCI and UHCI.
?? Supports Self-power mode.
?? Supports 1 upstream and four downstream
USB ports
?? 5 LED indicators for Power and Port status
?? Connects up to 127 USB devices with
cascading hub.
4
?? Over-current and high-inrush current
protections
INSTALLATION
The DSB-H4SMK Multifunction USB Hub
was designed to be simple and easy to install.
Aspect Description
5
Hardware Installation
1. Plug the included adapter into the rear of
the DSB-H4SMK Multifunction USB Hub
and an available electrical outlet.
2. Plug the B-type connector into the
“Upstream Port”.
3. Plug the A-type connector into a computer
or USB Hub downstream port.
4. Connect USB devices to the Hub:
Down-stream 1 -Downstream 4.
5. Connect legacy devices to the PS/2
keyboard, PS/2 mouse or RS-232 serial
port.
Software Installation
After installing the DSB-H4SMK Multifunction
USB Hub, the Windows will find a new device
and requests a driver program. Please insert the
driver diskette enclosed and to follow up the
screen instruction to complet the installing.
6
LED Indicators
The DSB-H4SMK Multifunction USB Hub is
equipped with 5 LED indicators:
Power Indicator:
This indicator lights green when the USB Hub is
receiving power, otherwise, it is off.
Port status LED:
Per port has one status LED. When the LED
lights on, means the downstream port is working
successfully. Otherwise, the LED light is off.
USB Connector Pin Assignment
Receptacle A Series-APlug
Receptacle B Series-BPlug
7
SPECIFICATIONS
Standards: USB Specification V.1.1
compatibly
Data Speed: Low: 1.5Mbps
High: 12Mbps
LED indicators: Power x 1, Port status x 4
Upstream port: Series-B Receptacle x 1
Downstream port:
Series-A Receptacle x 4
Legacy ports: PS/2 keyboard port x 1
PS/2 mouse port x 1
DB-9 RS-232 serial port x 1
Output Voltage: Per port DC +5V
Output Current: Per port 500mA
Dimensions: 118 x 67 x 32 mm
Storage
Temperture: Storage: -250C ~ 700C
Operation: 00C ~ 500C
Humidity: Storage: 10% ~ 90%
Operation: 10% ~70%
non-condensing
Power Consumption:
12 Watts (maximum)
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