Imagine NEO AS-3981-AD, Installation And Operator'S Manual

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AS-3981-AD Installation and Operation Manual 9
Chapter 2: Installation and Removal
Setting Jumpers
The AS-3981-AD has the following jumpers:
•
Four 600 Ω
/Hi-Z
analog impedance input jumpers
• One set of balanced/unbalanced DARS input jumpers
See Figure 2-1 for the location of these jumpers, and Table 2-1 on
page 10 for information on the four valid jumper configurations.
Figure 2-1. AS-3981-AD DARS and Impedance Jumpers
Jumpers J28 and J29
(balanced/unbalanced
DARS)
Jumper J30
(600
Ω
/Hi-Z Ch 1A)
Jumper J31
(600
Ω
/Hi-Z Ch 1B)
Jumper J32
(600
Ω
/Hi-Z Ch 2A)
Jumper J33
(600
Ω
/Hi-Z Ch 2B)