Connector Locations 5-23
4025-XXX
BD6 Printhead↔MCU PWB
The following table shows the signal names for this BD:
Signal Name Description
FAN$HI Switches speed of LVPS Fan. 5V=Low speed. 0V=High speed
FAN#FAIL Monitors LVPS Fan. 5V=Fan operation problem. 0V=Fan operation normal
INTLK#FRONT Monitors the Front Cover Interlock Switch. 5V=Cover close. 0V=Cover open
Printhead#SOS Monitors the Start of Scan
RMOT$ON Switches the Printhead Motor. 5V=On. 0V=Off
RMOT$SP1 Controls speed of Printhead Motor
RMOT$SP2 Controls speed of Printhead Motor
RMOT#RDY Monitors the Printhead Motor. 5V=Motor operation problem. 0V=Motor
operation normal
LD#POW DC power to the laser diode
CRUDET Monitors the CRU. 5V=CRU installed. 0V=CRU not installed
DA$DATA Reference voltage used to control laser diode output level
LD$ENB Enables the laser diode. 5V=Enable. 0V=Disable
APC$CONT Clock signal used to modulate the laser diode output. 5V=Disable.
0V=Enable
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