SOCT Copernicus PLUS - Service Manual
12.8 Board 151-126
Board 151-123 is RS232-USB converter. It mediates during data exchange between board 151-506
and PC computer.
12.8.1 Checking correctness functioning of board 151-126
Checking communication – In program skantest try connecting to the device ,if
connection is unavailable to be set, check if diode LED1 shines while attempting the
connection. If diode LED1 stays off, qualify board 151-126 as broken.
If PC communicates with 151-506( LED1diode shines) but there is no answer from
controller 151-506(diodeLED2 stays off) check connection between board 151-126
and controller board 151-506 also check controller. If main controller board 151-506
works property, qualify board 151-126 as broken and perform its exchange
Data transmission from PC to
controller 151-506
Data transmission from controller
board 151-506 to PC
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