12-12 Troubleshooting
Writer: Karen Williams Saved by: Rebecca Wiggins Saved date: 01/26/98 11:52 AM
Part Number: 203118-001 File name: Ch12.doc
Solving External Pointing Device Problems
Continued
Problem Possible Cause Solution(s)
External pointing
device connected to
USB connector
does not work
(continued)
.
Computer is USB-
equipped, but the
operating system
limits external devices
connected by USB to
two tiers. These tiers
can include no more
than two hubs on the
first tier and no more
than one keyboard
and one pointing
device on the first or
second tier.
Reduce the number of
connected external USB
devices to no more than
two hubs on the first tier,
and no more than one
keyboard and one pointing
device on the first or
second tier.
Connect a PS/2-
compatible pointing device
to one of the two
keyboard/mouse
connectors; connect a
serial pointing device to
the serial connector.
External pointing
device connected to
USB connector
does not
work during
startup (before
Windows 95 loads).
During startup, only
two tiers are
supported by the USB
connectors. These
tiers can include no
more than two hubs
on the first tier and no
more than one
keyboard and one
pointing device on the
first or second tier.
Use the pointing device
only after Windows 95
has loaded.
Reduce the number of
connected external USB
devices to no more than
two hubs on the first tier,
and no more than one
keyboard and one pointing
device on the first or
second tier.
To Next Page
Loading...
