HP 220 - Manual (Page 73)

1 Remove the electronicsĆenclosure
cover D page 6Ć5.
2 Remove the two screws from the serial
(RSĆ232ĆC) connector.
3 Remove the two screws from the parallel
connector.
4 D/A1Ćsize plotters only: Open the
flexible, DANGER HIGH VOLTAGE,"
insulation cover.
Flex the cover to open it Do not detach the
cover from the plotter
Pozidriv PZ1
3/16 inch
6Ć9 Removal and Replacement C3187Ć90000
Removing the Main PCA