Technical data

VAX/VAXserver 4000-300, -400, and -500 Conversion
5.6 Removing and Replacing the BA440 Backplane
12. Attach the tape drive front panel (one screw at the top).
13. Insert the power supply and tighten the two thumb screws at 9 in. lbs.
14. Insert the thin H3604 power board into its designated slot between the
memory and the CPU slots. Leave the connector-end loose for now.
15. Install the new CPU module. Install the new memory modules, if
applicable.
16. Install the option modules into their original slots. Check the diagram of
the option module layout, which was made when the options were removed.
17. Install the H3604 console panel on its hinges. Connect the loose end of the
thin power board connector to the H3604.
18. Connect the data cable of the H3604 to the CPU module.
19. Connect all external cables to their original locations. Check the diagram
of the option module layout, which was made when the options were
removed.
20. Align the door/bracket by tightening at least one screw on each bracket just
enough to prevent the bracket from moving freely.
21. Install the upper and lower doors. Position the doors at approximately 90
degrees (half open position) and hook the door over the hinge bracket pin.
The doors should drop into position.
Check and adjust the door latching bracket alignment to ensure the door
latch is square with the enclosure and the latch clears the door latching
bracket.
22. Tighten all bracket screws.
23. Reinstall the power cord and turn the power supply switch to on ( |).
24. Check for successful completion of the power-up self-tests.
25. Place the logo model label (36-33152-XX) over the existing label on the fan
tray on the front of the chassis (Figure 5–1).
5–16 VAX/VAXserver 4000-300, -400, and -500 Conversion