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4 LED Indicators
The following figure shows the locations of the LED indicators:
4.1 LED Indicators
LED
DISPLAY
PWR
Power status
232 TX
RS-232 TX
232 RX
RS-232 RX
TXC
RS-485
Driver Enable
STATE
INTERPRETATION
ON
The device is powered on.
OFF
The device is powered off.
ON
RS-232 TX data is present
OFF
No RS-232 TX data
ON
RS-232 RX data is present
OFF
No RS-232 RX data
ON
The driver is enabled.
OFF
The driver is disabled and
is in tri-state (high-impedance).
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