Internal adjustments, Control board layout – Olson Technology LP-OR-304 User Manual
Page 4
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LPOR-304 Operating Instructions
Revision A
PAGE 4 of
10
4 June 2006
Internal Adjustments
There are two jumpers that are accessible from the side that are used to set the receiver input range.
The jumpers can be changed with tweezers or needle nosed pliers. The nominal level for changing jumper
positions is -3 dBm.
Control Board Layout
Figure 4 shows the locations of LPOR-304’s primary and secondary responsivity trim pots, the
programming DIP switch, and the fuse.
Figure 3 – Jumper Access Points
Figure 4 – Control Board Layout
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