The Firmware Upgrade Utility

Troubleshooting

Symptom

Possible Cause

Action

Erratic

Unit not receiving

Use a DC 5.3V power adapter if you are not

behavior.

enough power.

already using one. If you are already using a

 

 

power adapter, check that it matches the

 

 

system specifications (DC 5.3V), and that it is

 

 

plugged in and functioning properly.

 

 

 

Keyboard

Keyboard and/or

Use the USB Console Reset hotkey

and/or

mouse need to be

combination (see p. 20).

Mouse not

reset.

 

Unplug the cable(s) from the console port(s),

responding.

 

 

then plug it/them back in.

 

 

 

 

 

 

No connection to the

Check the cable from the switch to the

 

computer.

computer to make sure it is properly

 

 

connected.

 

 

 

 

KVM switch needs

Power off all devices on the installation (see

 

to be reset.

the note at the top of p. 9); power off the KVM

 

 

switch; wait five seconds; then power up.

 

 

 

USB devices

USB ports need to

Unplug the device’s USB cable from the USB

not

be reset.

port on the switch’s rear panel, then plug it

responding.

 

back in.

 

 

 

Device not

Windows timing

1. Unplug the KVM cable from the computer’s

recognized

problem.

USB port.

message

 

2. Go into Windows’ System Settings and

(Windows)

 

remove the Unknown Device entry.

 

 

3. Plug the KVM cable back in. Windows will

 

 

now recognize the device.

 

 

 

Sun system

CPU port not

The first time that a Sun system runs from a

does not start.

configured correctly.

port, you must configure its port for the Sun

 

 

keyboard operating platform before you turn

 

 

the system on, or else the Sun system will not

 

 

start. See p. 19 for details.

 

 

 

Mac keyboard

Some Mac

M Use F14 to substitute for the Scroll Lock key.

doesn’t have a

keyboards do not

 

Scroll Lock or

have these keys.

M Use the Clear key to substitute for the Num

Num Lock key.

 

Lock key.

 

 

 

33

2005-03-16