IBM 5150 Hardware Maintenance Manual page 258

5. Install two screws
m .
r".
6. Install screw
01
in ground strap.
7. Replace control circuit card (See page 3-48).
8. Replace driver circuit card (Seepage 3-53).
9. Replace top cover (See page 3-90).
1O. Replace ribbon cartridge.
11. Replace access cover.
12. Replace forms rack.
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