HP LaserJet Pro 300 Color MFP M375 - Manual (Page 104)

Supplies views
Print cartridge views
1 Cartridge memory chip
2 Plastic shield
3 Imaging Drum. Do not touch the imaging drum on the bottom of the print cartridge. Fingerprints on the imaging drum
can cause print-quality problems.
88 Chapter 7 Print cartridges ENWW