HP 3000 9x9KS Service Manual page 174

System Card Replacement:
1. Carefully insert the system card into the cabinet with the top of the system card angled toward the back
and the bottom angled toward the front of the cabinet.
2. When the bottom of the system card aligns with the mounting slots inside the cabinet, gently push the
top of the system card forward and tighten the three thumb screws.
3. Replace the CPU card(s).
4. Replace the back cover plates.
5. Replace the power supply.
6. Replace the HP-HSC Expansion I/O cards (HP 9000/K4x0/Kx70 only).
7. Replace the Core I/O card.
8. Replace all I/O cards.
9. Re-insert the Peripheral bay, power monitor card, CPU card(s), and memory carrier card(s).
10. Replace the front cover plate.
11. Replace the front bezel.
7-38 Removal and Replacement