Xerox N2125N - DocuPrint B/W Laser Printer Service Manual page 326

Table 2 shows the signal names for the Print Engine Controller PWB <=> Duplex PWB path:
Table 2 Signal Names
Signal Name Description
DUP A Motor control signal
Signal: Pulse
DUP B Motor control signal
Signal: Pulse
DUP XA Motor control signal
Signal: Pulse
DUP XB Motor control signal
Signal: Pulse
/DPRS Signal Levels: High = 3.3V Low = 0V
/NO PAPER DUP Signal from the Duplex Sensor Assembly. This signal informs the paper
pass at the Duplex Assembly to the Print Engine Controller. This signal is
Low when the Duplex Sensor Assembly is actuated (when the paper
passes at the Duplex Sensor Assembly).
Signal Levels: High = 3.3V Low = 0V
/DUP HOME Signal from the Sensor Photo IN-H(L). This signal informs that the Duplex
Assembly is in the correct position (Home Position). This signal is Low
when the Duplex Assembly is in the correct position.
Signal Levels: High = 3.3V Low = 0V
Initial Issue
DocuPrint N2125
Duplex PWB <=> Sensor Photo IN-H(L), Duplex Sensor Assembly and
Duplex Motor Assembly
Figure 4 Duplex PWB <=> Sensor Photo IN-H(L), Duplex Sensor Assembly and Duplex
02/2000
7-27
manuals4you.com manuals4you.com
(Figure 4)
Motor Assembly
Duplex Assembly
Wiring Data