Lift off the cover, Table 2-1: p3 and p4 jumper settings, For reassembly, reverse steps 1 through 6 – Clear-Com EF-701M User Manual

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6.Lift off the cover.
7.Make the necessary adjustments of jumpers P3 and P4 (shown in the following table).

To set a jumper to the closed position, plug it onto both pins. To set a jumper to the
open position, plug it onto only one of the pins.

Table 2-1: P3 and P4 jumper settings

8.For reassembly, reverse steps 1 through 6.

Note: The potentiometer (R13) is used to factory tune the 20-kHz call-signal detection

circuitry. It should be adjusted only by qualified personnel.

BAUD 1

BAUD 2

RATE

Open

19.2 kBaud

Closed

Open

9.6 kBaud

Open

Closed

4.8 kBaud

Closed

2.4 kBaud