15-26
Troubleshooting
Solving USB Problems
External devices in the
sixth tier do not work.
External devices in
lower tiers do
not work.
Continued
Windows 95 and
Windows 98 support
up to five tiers.
An unpowered hub
is connected
to another
unpowered hub.
Replace some hubs in the first five
tiers with hubs containing additional
sockets, then connect the devices in
the sixth tier to the new hubs.
Connect some external USB devices to
other connectors.
Use only powered hubs.
Make sure that all unpowered hubs are
preceded by powered hubs in the USB
chain.