User Guide

SW501 Cartridge door switch test
Test the cartridge door switch (SW501)
1. Open the cartridge door to activate the sensor.
Figure 2-2 Test the cartridge door switch
2. Check the control-panel display for sensor response.
3. If there is no response, make sure that the sensor-actuator tab on the door is not damaged or
missing.
If necessary, replace the cartridge-door switch.
ENWW
Tools for troubleshooting
89