User Guide

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Diagnostic Tests
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Manual Sensor Test
Observe the state of sensor I on the control panel. The normal state is 0. Insert a piece of paper
into the SR17 sensor bracket. The state of the sensor on the control panel should change to 1.
7. Replace the sensor (SR17).
NOTE: You do not need to replace the entire rear pre-exposure assembly to replace SR17.
Order part number WG8-5696-000CN, Photo interrupter. To replace the see the following
procedure.
Remove and replace SR17
1. Turn the product off, remove the black and cyan toner cartridges, fuser, and the ITB.
TIP: Make sure that there is sufficient light inside the product to see the sensor.
292 Chapter 2 Solve problems ENWW