Ros Sos Y Length - Xerox DocuColor 1632 Service Manual

6-380 ROS SOS Y Length

The interval of the ROS SOS (Y) signals exceeds the specified value.
Procedure
BSD 6.5 BSD 6.1
+5VDC is measured between the MCU PWB j401-b20 (+) and GND (-)
Y N
Replace the MCU PWB (PL 13.1)
Check the wire between the SOS PWB (Y) j516-1 and the MCU PWB j401 for an open circuit.
Check the wire between the LD Drive (Y) j529 and the MCU PWB j401 for an open circuit.
If no problems are found, replace the ROS Assembly (PL 3.1).
If the problem continues, replace the MCU PWB (PL 13.1).
Prelaunch Training/Review
DC1632/2240
6/02
2-91
Status Indicator RAPs
6-380