Ricoh D131 Service Manual page 1534

Sensors
S Stopper 1 Paper Sensor
S Stopper 1 HP Sensor
S Jogger Fence HP Sensor
S FM6 Pawl HP Sensor
S Registration Sensor
S Registration Roller HP Sensor
S Dynamic Roller HP Sensor
S Fold Plate HP Sensor
S Direct-Send JG HP Sensor
S Stopper 2 Paper Sensor
SM
Electrical Components
Checks for the presence of paper at power
on. Also checks for jams during paper
feed. Detects the condition of the stacked
sheets during multi-sheet folding.
Detects when Stopper 1 is in and out of its
home position.
Detects when jogger fence is in and out of
its home position.
Detects when the FM! pawl is in and out of
its home position.
Checks for the presence of paper at power
on. Also checks for jams during paper
feed. Used to create timing for registration
buckle adjustment during paper feed.
Detects the condition of the stacked
sheets during multi-sheet folding.
Detects when registration roller is in and
out of its home position.
Detects when dynamic roller is in and out
of its home position.
Detects when the fold plate is in and out of
its home position.
Detects when the direct-send junction gate
is in and out of its home position.
Checks for the presence of paper at power
on. Also checks for jams during paper
feed. Used to create operation timing of
the LE pawl solenoid.
141 D454/D615