HP LaserJet M5025 Multifunction Printer series - Manual (Page 278)

3. Open the formatter door.
4. Remove the DIMM from the antistatic package.
CAUTION To reduce the possibility of damage caused by static electricity, always wear
an electrostatic discharge (ESD) wrist strap or touch the surface of the antistatic package
before handling DIMMs.
266 Appendix E Working with memory and print server cards ENWW