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The LB1000 is a standard LED board supplied with the NB1000 network board. Table below shows LED arrangement for this board. LED numbers correspond to the numbers shown on the mechanical drawing for the LB1000. LED control is described in the External LED Control topic of the NB1000 documentation.
LED #
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Color
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Resistor value (Ohm)
|
Function
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#8
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Green
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0(1)
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Status LED, connected to the SG line of the EM1000
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#7
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Red
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0(1)
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Status LED, connected to the SR line of the EM1000
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#11
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---
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---
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<not installed>
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#6
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Green
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220
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Ethernet status LED, connected to the EG line of the EM1000
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#5
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Yellow
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220
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Ethernet status LED, connected to the EY line of the EM1000
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#10
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---
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---
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<not installed>
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#4(2)
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Yellow
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0(1)
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Signal strength bar, #1 (the lowest level).
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#3(2)
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Yellow
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0(1)
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Signal strength bar, #2.
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#9(2)
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Yellow
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0(1)
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Signal strength bar, #3.
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#2(2)
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Yellow
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0(1)
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Signal strength bar, #4.
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#1(2)
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Yellow
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0(1)
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Signal strength bar, #5 (the highest strength).
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Note 1. This resistor value is 0 because there is another resistor connected in series with the EM1000's I/O line and located on the NB1000 board.
Note 2. This LED is controlled through an additional "LED bar" circuit, described in the External LED Control topic.
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