Output Signal Type, Jmp3 And Jmp4; Main Board And Jumper Locations - Arbiter Systems 1092A Operation Manual

22 Setting Internal Jumpers
Figure 5.1: Main board and Jumper Locations
5.3.1

Output Signal Type, JMP3 and JMP4

Jumpers JMP3 and JMP4 may be installed to change the output signal type available at I/O
1
connector J4. Before installing either of these jumpers, the drill-out via under the jumper location
must be broken, using a small drill in a pin-vise or a sharp blade (such as an X-Acto knife). This
disconnects the original signal from the buffer input. Note: Vias are marked by small targets at
the Jumper, shown on Figure 5.1.
1
Note: do not attempt to change these settings on boards whose serial number begins with the digits 9636 without
first contacting the factory.