Overview
SM 6-5 D017/D018/D019/D020
Detailed
Descriptions
Switches
SW
Correct PCU Detect
Switch
Detects when a new PCU is installed. South Korea
only.
SW Right Cover Switch
Cuts the +5VLD and +24V dc power line and detects
whether the right cover is open or not.
SW Right Lower Cover Switch Detects whether the right lower cover is open or not.
SW Front Door Safety Switch
Cuts the +5VLD and +24V dc power line and detects
whether the front cover is open or not.
Sensors
S 1st Paper Lift Sensor
Detects when the paper in the 1st paper tray is at the
feed height.
S 2nd Paper Lift Sensor
Detects when the paper in the 2nd paper tray is at
the feed height.
S TD Sensor
Toner Density Sensor. Detects the amount of toner
inside the development unit.
S New PCU Detect Sensor Detects when a new PCU is installed.
S 1st Paper End Sensor
Informs the CPU when the 1st paper tray runs out of
paper.
S Upper Relay Sensor Detects misfeeds.
S 2nd Paper End Sensor
Informs the CPU when the 2nd paper tray runs out of
paper.
S Lower Relay Sensor Detects misfeeds.
S
1st Paper Height Sensor
1
Detects the amount of paper in the 1st paper tray.
S
1st Paper Height Sensor
2
Detects the amount of paper in the 1st paper tray.
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