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Follow these steps to install SIMMs:
1. Turn off the printer and unplug the power cable from the
electrical outlet.
w
Warning:
To avoid electrical shock, do not access the printer’s
controller board unless the printer is turned off and
unplugged from the electrical outlet.
2. Disconnect any interface cables from the printer.
3. Follow steps 2 and 3 on page 4-5 to remove the controller
board from the printer.
4. Locate the two SIMM slots on the controller board. You can
use either or both RAM slots, but do not use the ROM slot.
5. Align the SIMM pins marked either 1 or 72 with the pin
position marked on the slot.
ROM
slot
RAM
slots
4-14
Installing Options