HP LaserJet 9000 Printer series - Manual (Page 220)

C Product memory and expansion 220
Installing memory
Installing memory
Use this procedure to install additional memory. Before you begin, print the configuration (touch Menu, touch Information,
touch Print Configuration, touch OK) to find out how much memory is installed in the product before adding more memory.
The table lists the maximum amount of memory allowed for each DIMM slot.
Slot label on the
Configuration page Slot label on the
Formatter board
Description
Slot 1 J1 Flash firmware
Slot 2 J2 128 MB
Slot 3 J3 128 MB
Slot 4 J4 128 MB
Total 384 MB