GE MDS 05-4558A01 manual Troubleshooting with the Menu System

Table 2. Troubleshooting with the Menu System

Symptom	Problem/Recommended System Checks
Cannot Access the	Only occurs in three possible scenarios:
Remote or AP	—COM1 is damaged or the Unit is faulty.
through COM1
	—COM1 is being used for Streaming GPS
	information to Console terminal.
	—COM1 is being used for serial data.
	a. Connect to unit via Telnet or Web browser
	b. Disable the serial mode for COM1
	(Serial Gateway Configuration>Com1 Serial
	Data Port>Status>Disabled)
	or, if you know the unit’s data configuration...
	c. Connect to COM 1 via a terminal set to VT100
	and the port's data baud rate to xxxx bps (4800
	for GPS) 8N1.
	d. Port in Data mode. Enter escape sequence “+++”.
Cannot pass IP	a. Verify your IP settings.
data to WAN.	b. Use the PING command to test communication
	with units in the local radio system.
	c. If successful with local PING, attempt to PING an
	IP unit attached to another radio.
	d. If successful with the LAN PINGs, try connecting
	to a known unit in the WAN.
Excessive Wireless	Possible Radio Frequency Interference (RFI)—
Retries.	a. If omnidirectional antennas are used, consider
	changing to directional antennas. This will often
	limit interference to and from other stations.
	b. Try skipping channels where persistent
	interference is known or suspected.
	c. The installation of a filter in the antenna feedline
	may be necessary. Consult the factory for further
	assistance.
Password	a. Connect to the unit using a terminal through the
forgotten.	COM1 Port.
	b. Consult the factory. Get a password-resetting
	Authorization Key.
	c. Enter the Authorization Key at the login prompt
	as a password. Use login name authcode.

05-4558A01, Rev. C MDS Mercury Series Startup Guide 13