DirecTV Advanced Installation Meter 2, Operation Manual

Page: 84 / 108

Page 84
AIM 2 Operation Manual
13. Use the up/down arrow buttons to review
the results of the test. The screen shows the
following information for each transponder:
• Frequency of the transponder signal
• Power of the transponder signal (in
dBm—power ratio in decibels of the
measured power referenced to one
milliwatt)
• Measurement of the signal-to-noise ratio,
expressed as SNR in decibels
• Measurement of the signal quality, expressed as an
SQ
value between 0 and 100
• Frequency offset of the transponder signal from its expected frequency (in
megahertz)
• Indication whether the transponder signal is above the power lock threshold
• Voltage supplied (in volts)
• Current supplied (in milliamps)
• ODU used
• SWiM
channel used
14. Troubleshoot any problems following the instructions provided by DIRECTV. To repeat
the test at a different location, press
CHANGE LOC
15. Press DONE to return to the TEST screen.
Use PAGE UP and PAGE DN to scroll quickly through test
results. Press the left/right arrow buttons to navigate through
the columns.