290 Maintenance
Removing the Optional Wireless Printer Adapter
IMPORTANT:
• If you remove the optional wireless printer adapter, be sure to turn off the printer, unplug the power cord, and disconnect all
cables from the rear of the printer before removing the adapter.
1 Turn off the printer.
IMPORTANT:
• If the optional hard disk unit is not installed on your printer, note that the data in the memory are cleared when the printer
is turned off.
2 Disconnect all cables from the rear of the printer.
3 Turn the screw on the control board cover counterclockwise.
4 Slide the control board cover towards the rear of the printer.