Rose electronic 2xE Benutzerhandbuch

Computer does not boot, keyboard or mouse error received  
„  CPU cable is loose. Re-seat cable and hit F1 to continue or reboot 

computer. 

„  Wrong cable plugged in. Keyboard and mouse cables reversed. 
„  CPU cable is defective. Try using CPU cable from another 

computer. If problem goes away, cable is defective. 

„  Port on UltraMatrix is defective. Try using another port on the 

UltraMatrix. If problem goes away, port is defective. 

„  Port on computer is defective. Try plugging in keyboard or mouse 

directly. If problem remains, computer port is defective. If computer 
power status LED not lit, fuse on motherboard may be blown. 

 

Mouse driver does not load 
„  If PS/2 type mouse, computer must be attached to the UltraMatrix 

or mouse at boot-up time in order for mouse to be recognized by 
the computer. Reboot computer with the UltraMatrix powered on 
and a CPU cable attached. 

„  Incompatible or old mouse driver being used. Update mouse driver. 

 

Can't switch computer port from keyboard 
„  Power to the UltraMatrix was removed for less than three seconds 

possibly causing keyboard to lock up. Detach and reattach 
keyboard. 

„  The mode of the keyboard does not match that of the computer. 

Issue the mode command, usually 1 for IBM PS/2s, and 2 for all 
others. The default setting of the UltraMatrix is mode 2. Sometimes 
an incorrect mode will confuse the computer or keyboard. This 
requires re-booting the computer or resetting the keyboard by 
unplugging and plugging it back in. 

„  If trying to reach a remote port, that port is busy. Try again later. 
„  If trying to reach a remote port, the expansion cable is detached or 

the remote Unit is powered off. 

„  Keyboard port or computer port cable detached. 
 
Wrong or missing characters from those typed 
„  The keyboard mode is incorrect; configure computer port for 

correct keyboard mode. 

 

Can't access all functions of mouse 
„  If Microsoft BallPoint mouse, get latest Microsoft mouse driver.