Connector Locations 5-21
4022-XXX
Engine Board <−> Fuser Assembly and LVPS (2/2)
Signal names for Engine Board <−> Fuser Assembly route
Pin numbers and voltage levels for Engine Board ↔ Fuser Assembly route
Signal names for Engine Board <−> LVPS route
Signal Name Explanation
/EXIT
A signal sent from the exit sensor. This signal is set low when the exit sensor
receives the light.
STS
A temperature monitor signal (analog signal) sent from the temperature sensor
(thermistor). This signal detects the temperature of the heat roll surface.
P15 P151 P152 P153 Signal Name
Signal
Direction
M: Engine
Board,
L: LVPS
Trigger
High
Level
Low
Level
Note
3A3A31/EXIT M ← F Level 3.3V 0V
4A2A4--STS M ← F***Analog
Signal Name Explanation
/HEAT A fuser control signal that turns on and off the ac power of the heater rod.
Low: ON, High: OFF
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