Lantronix 10 manual Firmware field

Troubleshooting

Problem/Message	Reason	Solution
No LEDs are lit.	The unit or its power supply is	Change power supplies.
	damaged.
The UDS/CoBox will not power	Various	Consult the LEDs section in the
up properly, and the LEDs are		Introduction chapter or the Quick
flashing.		Start for the LED flashing
		sequence patterns. Call Lantronix
		Technical Support if the blinking
		pattern indicates a critical error.
The UDS/CoBox is not	The most likely reason is the	The serial settings for the serial
communicating with the serial	wrong serial settings were	device and the UDS/CoBox must
device it is attached to.	chosen.	match. The default serial settings
		for the UDS/CoBox are RS232,
		9600 Baud, 8 Character Bits, No
		Parity, 1 Stop Bit, No Flow
		Control.
When you try to enter the setup	The issue will most likely be	Double-check everything in the
mode on the UDS/CoBox via	something covered in the	problem above. Confirm that
the serial port, you get no	previous problem, or possibly	Caps Lock is not on.
response.	you have Caps Lock on.
You can ping the UDS/CoBox,	There may be an IP address	Turn the UDS/CoBox off and then
but not Telnet to the	conflict on your network	issue the following commands at
UDS/CoBox on port 9999.		the DOS prompt of your
	You are not Telneting to port	computer: ARP -D X.X.X.X
	9999.	(X.X.X.X is the IP of the
		UDS/CoBox)
	The Telnet configuration port	PING X.X.X.X (X.X.X.X is the IP
	(9999) is disabled within the	of the UDS/CoBox).
	UDS/CoBox security settings.	If you get a response, then there
		is a duplicate IP address on the
		network (the LEDs on the
		UDS/CoBox should flash a
		sequence that tells you this). If
		you do not get a response, use
		the serial port to verify that Telnet
		is not disabled.
With Device Installer you get	You have chosen the incorrect	Try upgrading the firmware again,
the “Wrong Password” error	setting for the Existing	but make sure to use the correct
when you try to upgrade the	Firmware field.	setting in the field of Existing
firmware.		Firmware field.

6-4 UDS-10 User Guide