- Hewlett-Packard Printer User Manual

Removing Internal Duplexer Components
Removing the Fan/Motor/Solenoid/Sensor
Access to the electronic components of the switchback assembly is
easy once the covers are removed. Note the location of the
switchback stepper motor (Figure A-10, callout 1), the switchback
fan assembly (callout 2) and the switchback solenoid (callout 3).
Figure A-10 Switchback Assembly - Stepper Motor Side
A -14 Duplexer