HP LaserJet 1300 - Manual (Page 149)

ENWW Removing a DIMM 141
Removing a DIMM
To remove a DIMM, follow the instructions below:
CAUTION Handling a DIMM chip (memory) without wearing a grounded, antistatic device might damage the
DIMM chip. Touch the printer or a piece of sheet metal before touching the DIMM.
1 Turn off the power switch, and unplug the printer.
2 Remove the parallel adaptor or the print server from the LIO connetivity slot.
3 Open the print cartridge door. To open the left side panel, gently pull it out.