Table 1. Signal Descriptions (Continued)
Item
Description
G
Guard
H
Guard
I
Guard
J
Sense HI
K
Chassis Ground
Table 2. LED Access Status Indicator
Status Indicator
Device State
(Off)
Not Powered
Green
Powered
Amber
Device is being accessed
Table 3. LED Active Status Indicator
Status Indicator
Output Channel State
(Off)
Channel not operating in a programmed state
Green
Channel operating in a programmed state
Red
Channel disabled because of error, such as an overcurrent condition
NI PXIe-4138/4139 Getting Started Guide
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© National Instruments Corporation
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