Quantum and Evolution Series Installation and Operating Handbook
12-8
12.6 Unit Warnings
Fault
Text
Notes
Relays To
Ter To
Sat Other
Unit warning: One or more
of the cooling fans have
failed.
Unit warning: One or more
PSU rails are out of range.
One of the PSU on the redundancy switch have failed
Unit warning: Carrier
muted due to power
outage. Acknowledge
power-up to enable.
The Tx carrier is set to mute after a power failure. The
power has failed and returned. The fault needs to be
acknowledged in order to allow the carrier to be
unmuted.
D CM
Unit warning: AUPC at
maximum power offset.
While attempting to maintain a constant Eb/No at the
distant modem, the AUPC function has adjusted the
modem power level to the maximum offset allowed.
Check AUPC settings.
12.7 Start up problems
Fault
Text
Notes
Relays To
Ter To
Sat Other
Unit fails to boot, due to an
invalid configuration, but
passes the initial built in
test, proceeding to the
initialising screen.
Remove the mains input lead, wait for a short period of
time and then re-power the unit. As soon as the
initialising screen is reached enter 1, 3, 7, and 9 using
the keypad. The scrolling full stops seen after the
initialising message should change to asterisks (****) and
the Modem will boot. The invalid configuration will be
stored to memory, entitled, deleted_date.
Software upgrade fails or
unit fails to boot.
Hold down the [main] button whilst applying power,
choose the front panel menu option: [rescue], connect a
PC to the top Ethernet port (IP traffic) and browse to the
default IP address of the modem,
10.0.70.1, login as normal then upload the new software
using the upgrade button.
