IBM 1800409-001A - Manual (Page 277)

1. Using both hands, carefully reinsert the controller board (fig.
8.13) making sure the controller board is properly seated in
its connectors.
2. Retighten the two mounting screws you loosened previously
(fig. 8.13).
3. Reconnect all interface cables and the power cord, and then
turn on the printer.
Fig. 8.13 Reinstall the Controller Board
Chapter 8
P r i n t e r O p t i o n s 8 - 2 1