Sharp AR-M550U - Paper Remaining Quantity Detector; Paper Remaining Quantity Sensor PWB

AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 18
3) Remove the E-ring, slide the winding pulley, and loosen the wire.
4) Release the pawl, and remove the wire.
5) Remove the plastic E-ring.
6) Remove the wire.
∗ Pass the nylon clamp.
∗ Attach so that the red wire is on the outside.
∗ Turn it counterclockwise and fit with the T-shape pin position and
insert.
b-1. Paper remaining quantity sensor PWB
1) Remove the paper feed tray units 1 and 2. (See “a. Paper feed tray
units 1 and 2” in this section)
2) Disconnect the connector, and remove the paper remaining quan-
tity sensor PWB.
b-2. Paper remaining quantity detector
1) Remove the paper feed tray units 1 and 2. (See “a. Paper feed tray
units 1 and 2” in this section)
2) Disconnect the connector, and remove the paper feed tray lock
arm unit.
3) Disconnect the connector, and remove the paper remaining quan-
tity detector.