EPSON AcuLaser C3800 User's Guide
3. Remove the used imaging cartridge from the printer.
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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. If you must touch one of these areas, wait 30 minutes to allow the heat to subside before doing so.
Caution:
Do not touch the transfer belt on the transfer unit to avoid damaging it.
4.Take the new imaging cartridge out of its package, and gently shake it from side to side and front to back to distribute the toner evenly.
Replacing Consumable Products 230