Blinking LED indicator to show PC 's USB port is ready.
Full compliance with USB Spec Rev 1.1
Plug & Play capability for outside peripherals.
Over current detection protection & recovery.
Reliable transmission for 5 meters cable segment.
Hub supports UHCI and OHCI spec.
Window 95/98/2000/NT5.0 compatible.
Controller 12MHZ processor, 1M ROM, compatible for Windows.
High speed serial I/O workload.
16-Byte FIFOs UART, 230k to 460k baud rate.
Complete RS-232 modem control signals for modem, PDA and other serial devices.
A standard IEEE-1284 printer port.
Two standard mini Din 6 pin for PSII K/B and Mouse as interchanged.
USB Lead-Bus is 4 in 1 multifunctional bus included three ports of USB Hub, one parallel port, one serial port, one PSII keyboard, & one PSII mouse. It is a medium speed (12MHZ) and low speed (1.5MHZ) Universal serial Bus (USB) Hub.USB Lead-Bus is an intelligent, expansion module that connects to a PC or server via Universal Serial Bus (USB) port, providing one high-speed RS-232 serial port, one printer port, 3 downstream USB ports and two PSII K/B & mouse port.
It provides good performance and connection between traditional serial devices and USB devices.It consolidates low-speed and medium-speed PC and peripherals with its plug-and-play capability and provide a smart LED to indicate fault or dummy USB port directly.
Lead-Bus 3H 1S 1P 2PSII converter
One user's manual
One USB cable (AB type)
A diskette driver.
Pentium-grade CPU with USB port PC.
An available USB type A (downstream) port.
Auto Switching Power Adapter (Optional)
Window 98 / Me / 2000 / XP driver.
No "READY LED" light on means No Power.
No blinking " READY LED " indicates no connection between hub and PC.
When DV1, DV2, DV3, shows" unknown device " under device manager it indicates USB device driver uninstalled or installed unsuccessfully. Please remove " unknown device " then re-install the USB device driver.
Windows 98 Driver
Windows Me Driver
Windows 2000/XP Driver