Toner Sensor (Light-Receiver) Pcb And Toner Sensor (Led) Pcb - Brother FAX4100 Service Manual

1.24 Toner Sensor (light-receiver) PCB and Toner Sensor (LED) PCB

(1) At the right-hand plate of the main chassis, remove the screw from the toner sensor (light-
receiver) PCB, release its harness from the two harness latches, and then pull it out.
(2) At the left-hand plate of the main chassis, press the both sides of the lens support on the toner
sensor (LED) PCB with your fingers to release them from the main chassis, release its harness
from the two latches, and then pull it out.
Reassembling Notes
• Route the toner sensor (LED) harness on the left-hand side of the main chassis as shown
above. Also refer to the illustration given on page IV-56.
• Route the toner sensor (light-receiver) harness on the right-hand side of the main chassis as
shown above and on the top of the plastic frame as shown on page IV-56.
IV - 58