Main Storage Cards - IBM Application System/400 Service Information

RV2N513-O
8
Install the disk tray on the new disk unit.
On 6601 disk units, the disk unit tray end
It
must be oriented with the disk drive
connectors as shown.
]
RV2N517-O
9
Install the disk unit by reversing the
removal procedure.
This ends the procedure.
'-... Main Storage Cards
Warning: The system processor card and main
storage cards are sensitive to electrostatic dis-
charge. (See Appendix A, "Working with
Electrostatic Discharge-Sensitive Parts" on
page A-1.)
1
Remove the 9401 cover. (See "Cover" on
page 4-6.)
2
Perform the following:
a. Remove the screws located on each
end of the plate.
b. Pull the plate up and away from the
chassis.
Note: Hooks are located at each
corner of the plate. The hooks fit into
slots in the chassis.
RV2N512-0
3
Locate the main storage cards on the
system processor card.
RV2N511-1
4
To remove a main storage card, perform
the following:
Chapter 4. Removal Procedures
4-9