APC AP9254 - Manual (Page 40)

Symptom Action
Keyboard is inoperable on If keyboard does not function on one channel, verify
one computer channel that the cables from the computer to the switch
are connected properly.
If you are operating in secure mode, verify your
keyboard and mouse privileges.
Verify that the keyboard works properly connected
directly to the computer. If the problem persists,
contact Technical Support.
Keyboard is inoperable on If keyboard does not work on any channel, try the
all channels “Reset mouse/keyboard” command from the OSD
Command Menu.
Try a different keyboard. If the keyboard still does not
function, cycle the power on the switch unit.
Cycle power on all attached computers and the
switch unit and try again. If the problem persists,
contact Technical Support.
Keyboard is inoperable Try changing the keyboard scan set for that channel
after switching channels by using the keyboard command sequence .
(For more information, see “Basic Operations”.)
If you are operating in secure mode, verify your
keyboard and mouse privileges. If the problem
persists, call Technical Support.
Characters on screen do Try changing the keyboard scan set for that channel
not match keyboard input by using the keyboard command sequence .
(For more information, see “Basic Operations”.)
If the problem persists, call Technical Support.
No keyboard, video or Verify that the cable connecting the two units
mouse on expansion unit; together is correctly connected on both ends. (For
base unit is functioning additional information, see “Installation” .)
properly If the problem persists, contact Technical Support.
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