EMS Technologies Canada Ltd. HSD-440 User Manual

23-15-30

Select channel 1, channel 2, Both channels, or X to deselect all channels. 
For channel card 2, you will select channel 3, channel 4, Both channels, or X 
to deselect all channels

NOTE: Depending on the version of software installed and the user's selection 

of reports, the MPU reports displayed may differ from those shown in 
Figure 4-16.

3. Reports 8 and 20

Report 8 displays the status of the Starboard antenna, and report 20 displays 
the status of the port antenna. 

These reports are commonly used for testing and troubleshooting the system 
and are only available to Level 2, maint access users.

NOTE: Depending on the version of software installed and the user's selection 

of reports, the MPU reports displayed may differ from those shown in 
the example in Figure 4-17.

Table 4-16 shows descriptions of the items in reports 8 and 20.

CHAN #3: C/No=52.2 dB Hz  sig=-16.2 dB log on  beam=4 AORE bt=OK oc=NA

         tx 1646560000 Hz  burst  0   40.0 C

port status $600231  SDI: PRT/TOP  SSM: NORMAL  gain=12.0

OMNIDIRECTIONAL MODE  open loop tracking  starboard active   HGA   LNA=off

(Hex code) -

Raw hex code of the 32-bit ARINC word—decoded message 
follows code. The last 8-bits are not shown (ARINC label).

(SDI) -

Antenna being used (for mechanically and beam steered, only Port 
data is valid)

(SSM) -

Antenna serviceability

(Gain) -

Reported antenna gain (may vary with increased blockage or 
keyhole pointing)

(Mode) -

Reports tracking status, antenna selection, and high gain mode 

(LNA) -

Power-on status