Raritan Computer Paragon switch - Manual (Page 100)

92 P ARAGON A DMINISTRATOR ’ S I NSTALLATION AND O PERATION G UIDE
S YMPTOM : P ROBABLE C AUSE :
Mouse suddenly locks up
when a particular computer is
selected, but works normally
when other computers are
selected.
• Loose cable from computer to CIM
• Loose Category 5e UTP cable
• Paragon components may be out of order. Verify that
computer works with a mouse directly connected. Contact
Raritan Technical support for assistance.
On-Screen User Interface
(OSUI) non-functional.
• Replace keyboard. OSUI works only with PS/2 or extended
AT-style keyboards.
Video is “fuzzy” or out of
focus.
• Video Gain Adjustment is required (especially needed with
LCD flat panel monitors).
• Activate OSUI (by hitting <Scroll Lock> key twice rapidly.
• Use numeric keypad “+” and “-“ keys to adjust video image
until in focus.
Multi-Tier Installation
In a multi-tier configuration, the order of powering ON is critical to proper function.
• Last tier switches must be powered ON before the intermediate level of tier
• Intermediate tier switches must be powered ON before the base Paragon switch can be powered
ON.
• User Stations (UST1s) can be powered ON and OFF at any time as needed.
• There is a five-second ON/OFF down time in the UST1 or Paragon power cycle.