IBM 3270 Maintenance Manual page 624

2. Slide the expansion board toward the power
supply and align the holes for the mounting
screws.
3. Install the expansion board mounting screw
1lJ·
4. Install the expansion board power connectors
m·
5. Install the option adapters, including the
receiver card (5-20-5).
6. Install the cover of the expansion unit
(5-100-3).
October 1984 5-1800-5