Keyton Computer, Japanese Distributor for Network Technologies Inc

Rackmount USB KVM Matrix Switch

OSD USB server switch, RS232 control usb switcher

Return home

USB KVM Matrix Switch Standard Features

RS232 Control


  • Female DB9 connector.
  • Baud rate 300 through 9600, DIP switch selectable.
  • Use DIP switches to address up to 15 units, all of which can be daisy-chained and controlled by one serial port.
  • Seven segment displays show what input is connected to each output.
  • Download RS232 protocol manual Download PDF manual


  • RS - causes switch to reset so that IN1 connects to OUT1, IN2 connects to OUT2.
  • CS - causes one INx/OUTx connection to occur.
  • CA - causes all inputs to connect to specified output.
  • RO - reads what input is connected to specified output.
  • RU - reads size of matrix, reports number of inputs and number of outputs on specified switch.

On Screen Display (OSD)

On Screen Display Option
  • Use keyboard or mouse to operate the switch from menus superimposed onto your monitor.
  • Type <CONTROL> + <`> to activate OSD.
  • Control, Scan, & Broadcast functions.
  • View vital port information.
  • Search for ports by name.
  • Search Mode lets the user type in the first few letters of the computer's name and the OSD will locate it.
  • Names can be up to 12 characters long.
  • Shows names of computers on cascaded switches up to 128 ports.
  • Displays the computer's platform next to its name.
  • Modify the size and position of the OSD.
  • Help Screens assist users with the OSD.
  • OS- and software-independent.
  • Our OSD comes built into your switch, so you do not have to install additional hardware or software.

Security Features built into OSD

  • Advanced security included with switch.
  • Each user password & name can be up to 15 characters long, and each switch can store up to 63 users.
  • Administrator can enable or disable all security features and select which computers each user can access.
  • Once security is enabled, a user or administrator must "login" in order to access any of the computers connected to the switch.