HP laserjet m712 Guide De Dépannage
2.
In the tray cavity, in the upper right-hand corner, toggle the sensor lever.
Figure 2-26
Tray 4 paper surface sensor
3.
Check the control-panel display for sensor response.
4.
If there is no response, replace the sensor.
Tray 4 paper size sensor (PS3303)
1.
Remove Tray 4 from the HCI.
2.
In the tray cavity, press and hold the tray presence switch (callout 1), and then lift the paper size
sensor lever (callout 2).
Figure 2-27
Tray 4 paper size sensor
2
1
ENWW
Tools for troubleshooting
139