Keyboard and mouse mode switching - The AdderView DVI keeps a log of the keyboard and mouse mode and resolution settings requested by each of the connected PCs. These settings are automatically restored to the shared keyboard and mouse when the AdderView DVI channel is switched thus ensuring maximum software compatibility. The keyboard num, caps and scroll lock states are an obvious example of this process.
2.10 Re-enabling a disconnected PS/2 mouse
If you disconnect the shared PS/2 mouse from the AdderView DVI by accident during operation then the mouse operation will be lost when the mouse is plugged back in. To avoid having to reboot the entire system in this situation the AdderView DVI is fitted with an automatic mouse recovery system.
With the PS/2 mouse disconnected, change the channel using the keypad or keyboard hotkeys. The AdderView DVI detects that the mouse has been disconnected and triggers the automatic recovery system. Plug in the PS/2 mouse and the AdderView DVI will
Alternatively you can reset the keyboards and mice by holding down the front panel key for 5 seconds. When the character ‘C’ is displayed on the front of the AdderView DVI, press the front panel key again. A complete power off reset of the connected keyboards and mice will then be performed. This function only resets the shared keyboard and mice that are plugged into the control port. It does not affect the status of any of the other ports on the switch or the CPU connections.
2.11Hot plugging the AdderView DVI into running systems and re- enabling disconnected CPU PS/2 mouse connections
It is advisable to switch off the systems that are going to be connected to the AdderView DVI before installation. However, if this is not possible then most systems can be hot plugged by using the AdderView DVI’s mouse restoration functions. The keyboard connection will normally restore itself automatically.
On many PCs, mouse movement will be lost if the PS/2 mouse is unplugged and plugged back in whilst the PC is running. Mouse movement can then only be restored by rebooting the PC. This is because the mouse drivers only setup and
AdderView DVI | Installation and Use | Page 16 |