GE MDS 05-4558A01 - Manual (Page 16)

05-4558A01, Rev. C MDS Mercury Series Startup Guide 13
Table 2. Troubleshooting with the Menu System
Symptom Problem/Recommended System Checks
Cannot Access the
Remote or AP
through COM1 Only occurs in three possible scenarios:
—COM1 is damaged or the Unit is faulty.
—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
data to WAN. a. Verify your IP settings.
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
Retries. Possible Radio Frequency Interference (RFI)—
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
forgotten. a. Connect to the unit using a terminal through the
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.