Vaisala RVP900 - Installing DAFC; Figure 20 DAFC Module

4. While RVP902 runs extensive internal diagnostics, for troubleshooting purposes, you
can connect a display to view any error messages or monitor the startup log in /usr/
iris_data/log/rvp9.log.
In most cases, there is no display connected to RVP902 to monitor the boot sequence.
4.4 Installing DAFC
Figure 20 DAFC Module
The following
figure shows assembly diagram of the board (3 in x 3.75 in). It can be installed
in the radar system as a bare board, or packaged in a small metal enclosure.
The RVP900 uplink transmission comes from J15 port of the IFDR. A question in the dspx
sets the function of J15 port between generalized trigger function or DAFC uplink.
Digital I/O Model – 0:Common, 1:TDWR, 2:WSR88D : 0 Trig–A SMA – 0:Trig1,
1:PBit1, 2:DAFC : 2
Trig–B SMA – 0:Trig2, 1:PBit2, 2:ExtIn : 0
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