8545-M838-O1 Rev D 825 Installation & Technical
MAIN PC BOARD, CONT.
Status LED’S
D14 = Turned on to indicate the 12 VDC supply exceeds 2A.
D15 = For Factory Use only.
D16 = Turned on to indicate the 20mA TXD SRC (transmit current source) is enabled.
D17 = Turned on to indicate 20mA is present in TXD (transmit) loop.
D18 = Turned on to indicate the 20mA RXD SRC (receive current source) is enabled.
D19 = Turned on to indicate 20mA is present in RXD (receive) loop.
D21 = Blinks when the USB hub is enabled.
D22 = Turned on to indicate the USB1 host is enabled.
D23 = Turned on to indicate the USB2 host is enabled.
D25 = Turned on to indicate that I/O Input 1 is active.
D26 = Turned on to indicate that I/O Input 2 is active.
D27 = Turned on to indicate that I/O Input 3 is active.
D28 = Turned on to indicate that I/O Input 4 is active.
D29 = Turned on to indicate that I/O Output 1 is active.
D30 = Turned on to indicate that I/O Output 2 is active.
D31 = Turned on to indicate that I/O Output 3 is active.
D32 = Turned on to indicate that I/O Output 4 is active.
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