Epson AcuLaser C4200DN User Manual page 342

7. Pull the transfer unit toward you and push the orange tabs
into place.
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342
Cleaning and Transporting the Printer
Warning:
Be careful not to touch the fuser, which is marked CAUTION
HIGH TEMPERATURE, or the surrounding areas. If the
printer has been in use, the fuser and the surrounding areas
may be very hot.