User Manual and Operating Guide

G7 ASD Multi-Protocol Communication Option and PG Feedback Option Manual
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6. PG Feedback Operation
This section applies to both ASD-MULTICOM-A and ASD-MULTICOM-B option boards.
6.1 PG Feedback Enable Setting
To enable PG feedback with the option, set the position of switch #4 on DS1 to the ON position as
shown in the figure below.
6.2 PG Power Supply Voltage Selection
The PG feedback option is capable of providing a PG power supply of 5V, 6V, 12V or 15V. To select
the desired PG power supply voltage, properly set the position of switch #1, switch #2, and switch #3 on
DS1 as shown in the figure below. Table 1 provides the proper switch settings.
Table 1: PG Power Supply selection
Power Supply Switch 1 Switch 2 Switch 3
5V OFF OFF OFF
6V ON OFF OFF
12V ON ON OFF
15V ON ON ON
1 2 3 4
DS1
CN3UB
OFF
ON
1 2 3 4
PG disabled: set all switches to OFF
(default for ASD-MULTICOM-A).
Switch #4 for PG enable
DS1
CN3UB
PG enabled: set switch #4 to ON
(default for ASD-MULTICOM-B).
ON
OFF