StarTech.com SV831SUN - Manual (Page 15)

13
Troubleshooting:
Ensure that all cables are well seated. Check that keyboard/mouse
cables are not swapped. Label and bundle the cables for each
computer to avoid confusion when connected to the StarView.
Symptom Possible causes Recommended solutions
Keyboard and
mouse do not
work Incorrect mini DIN8 cable Use only straight through, 1-to-1,
2-to-2,…8-to-8 mini DIN 8 cables
VGA image is
fuzzy or not
very clear Poor quality VGA cable Most VGA problems come from
poor quality VGA cables. Please
use UL-2919 rated VGA cables
for video connection, because
those cable use coaxial wires for
R/G/B signals.
An LCD monitor
is connected to
the Console
port, but
nothing is on
the monitor
when certain
SUN computers
are selected When a SUN computer
power up, it
communicates with the
VGA devices, and LCD is
not available on power up
sequence; therefore, the
SUN sets its VGA
resolution to a default
which is not in applicable
for some LCD monitors When booting up a SUN
computer, wait till the boot-up
process is finished before
selecting a different computer.
Keyboard or
mouse does not
work from time
to time The switch is low on
operating power Be sure the power adapter is
properly connected
Hot-key
command is not
effective Incorrect hot-key
sequence To select a computer connected
to the Master: three keystrokes
are necessary.
To select a computer connected
to a Slave: four key strokes are
necessary
Cascade unit
does not work Incorrect power up
sequence Turn on the Master then the
Slave switches
There is no
VGA output
after connecting
a 13W3-to-
HDB15 adapter
to a computer Incorrect 13W3-to-HDB15
pin assignment Use only the adapter specifically
designed for SUN computers