Troubleshooting - Hughes Jupiter Pointing Manual

Troubleshooting

Symptom
Blank screen
during the
pointing
procedure after
COMM Startup
message
Permanent
COMM Startup
message
Permanent
Logging
VoltMeas
message
Permanent
Switch IFL Cable
message
SQF does not go
higher than 1
Chapter 3 • Pointing the antenna by using the DAPT3
36
1039429-0001 Revision D
The procedures in this chapter outlined the basic pointing process. Should the
DAPT3 display an error message, or if you receive unexpected results, use the
information in Table 2
the outlined procedures does not resolve the problem, contact Installer Support.
Table 2: DAPT3 display messages
Indication
Satellite modem may still be reading the ODU
file.
Satellite modem is not in pointing mode.
Advance button was been pressed before
submitting the installation parameters.
Cables on the DAPT3 are not connected
properly.
The satellite modem cable is connected to the
LNB side of the DAPT3
• Circular polarization setting is incorrect.
Installation parameters incorrect.
No RX cable connected between DAPT3 and
LNB, or bad cable used.
[For HT1300 only]
 DAPT3 in RX IFL path.
 RX IFL has a direct connection to the LNB.
[For HT1200 and HT1100]
 Modem cannot talk to the radio (status
code 3.1.1)
to help you diagnose and resolve the problem. If following
Wait for 90 seconds for screen message to
reappear.
At the LUI, verify that the satellite modem is
in pointing mode (refer to
16). If the satellite modem is not in pointing
mode, repeat the process explained in
Entering installation parameters
If the DAPT3 does not display the SQF
reading (SQF<>sqf) after a few seconds,
press Advance.
Reconnect the cables to the DAPT3 in
accordance with the connector labels on the
DAPT3 rear panel.
Reconnect the cables to the DAPT3 in
accordance with the connector labels on the
DAPT3 rear panel.
Set the polarization to LHCP or RHCP, as
indicated on the Terminal Pointing Info
screen (Setting for ODU Polarization).
Go to Modify Installation Parameters under
Advanced Configuration and Statistics and
use the Installation Reference Sheet to make
the appropriate corrections.
Connect/replace the RX cable between
DAPT3 and LNB.
Remove DAPT3 from RX IFL.
Verify the modem is connected to the ODU.
Correction action
Figure 7 on page
on page 25.