MPM-1000A Operator Manual
1000-7075 Rev E
13-4
Table 13-2 General Troubleshooting
(Cont’d)
Symptom
Description
Probable Cause
Corrective Action
RFOW not
found.
RFOW Spread
Factor does not
match the NC.
Check to make sure you have the correct
RFOW Spread Factor (
Configure
Network Centric Waveform Setup
)
RX Problem Check RX cabling and
LNB/LNA.
Contention
Login Failed.
ACU GUI Transmit
not enabled or
Antenna is not
pointed correctly.
Enable Transmit in ACU GUI re-point
Antenna to correct satellite.
Check your RF Cables.
Terminal has failed
to login to the
network and is re-
attempting login via
CROW.
Check transmit gain settings, verify
transmit functional in spoke mode.
Check that the correct satellite has been
selected.
Check the initially computed terminal RTD
to be within 1 ms of the actual RTD.
TX Problem - Check TX cabling or
BUC/SSPA Output.
Protocol Status
reports AROW
but does not
login.
All indications are
that the Antenna is
working and on the
proper Satellite.
Check ACU GUI Alerts Tab and
acknowledge all Yellow Alerts.
Enable Transmit in ACU GUI.
Check cable connections.
Invalid BW
Segment ID.
Satellite BW
Segment has
incorrect
parameters.
RFOW received
with a CRC.
Re-enter current Pass Phrase.
Satellite Segment IDs need to match.
Set Modem to maintenance mode then
back to NCW mode.
Reboot Modem.