Tray 4 paper sensor (SR3)
See
Tray 3 paper sensor (SR3) on page 306.
Tray 4 paper surface sensor (SR2)
See
Tray 3 paper surface sensor (SR2) on page 307.
Tray 4 paper size sensors (SW2 and SW3)
See Tray 3 paper size sensors (SW2 and SW3) on page 308.
Tray 4 feed sensor (SR1)
See
Tray 3 feed sensor (SR1) on page 309.
Tray 4 door opening/closing door sensor (SW1)
NOTE: Tray 4, Tray 5, and Tray 6 use the same opening/closing door sensor (SW1).
1. Open and then close the paper-feeder door to activate the sensor (the tab on the door (callout 1)
activates the senor (callout 2).
Figure 3-23 Test the Tray 4 door opening/closing sensor
1
2
2. Check the control-panel display for sensor response.
3. If no response, replace the button switch.
ENWW
Tools for troubleshooting
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