19
TROUBLESHOOTING
Problem
Unable to
operate USB-ready
Sun server.
Keyboard error on
boot.
Alphabets on the
TFT LCD display
are blurred or
have shadows.
Master/slave does
not work.
Keyboard strokes
are shifted.
The up/down
arrow keys don’t
work in Manual
Scan.
The OSD menu
is not in the proper
position.
Remedial Actions
Use only the hybrid PS/2 + USB KVM
module.
Bring up the OSD menu, move the light
bar to the port, press F5 to set the Sun
mark on.
Make sure the keyboard cables are well
seated.
Set the VGA resolution of the computers
to 1024 x 768 with “Large Font” for
the best performance.
Make sure slave’s console is connected
to the master’s PC-1 – PC-8 port. Only
PS/2 ports can be used for cascading.
Press and hold the “1” and “2” push
buttons to initiate K/M reset.
Turn off any/all power to the slave
(unplug all cables) before connecting it
to the master.
Press both Shift keys.
Turn the computers on.
Press any other key to abort the
Manual Scan mode.
Set the proper Scan Type in the OSD
and determine which PCs are
N
-
selected.
Use F4:More\Position to select “UL”
(upper-left) or “UR” (upper-right). The
OSD menu may appear near the middle
of the screen when “LL” (lower-left) or
“LR” (lower-right) is selected.
Possible Cause
Incorrect KVM
module.
Loose keyboard
connection.
Improper
resolution
settings.
Improper
installation
procedures.
The computer
was in shifted
state when last
switched.
All PCs are off,
or only one PC is
turned on. The
Scan mode works
for powered-on
computers only.
Scan Type is
N
-
selected, but no
PC is
N
-selected
in the OSD.
The resolution of
the menu is fixed;
its size varies as
computer VGA
resolution changes.
Summary of Contents for 521796
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