S84NX/S86NX Service Manual
44
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3 Checking and Performing Printer Adjustments
3. 3 Checks and Adjustments
Check respective items before starting work. For the item judged to be adjusted, perform necessary
adjustments.
3.3.1 Checking for Cover Open and Head Open
Errors
1 min
1
Power on the printer.
2
Open the cover and check that the buzzer sounds and the error message is displayed.
3
If no error occurs, replace the sensor.
Refer to
4.5.5 Replacing the Top Cover Sensor
4
Turn the head lock lever clockwise to unlock the print head.
5
If no error occurs, replace the sensor.
Refer to
4.5.4 Replacing the Head Open Sensor