IBM i 830 Repair Manual page 710

Remove and Replace Procedures
10. Remove the EMC brackets from around the Front Cage in the following order:
11. Mark the processor, memory, regulator, and filler cards and their locations in
12. Remove the processor, memory, regulator, and filler cards from the Front
Refer to "Assembly 7: Models 840 and SB3 Processor Tower – Final Assembly,
Rear" on page 832 perform the following steps from the *** REAR *** of the
system.
13. Remove the upper and lower EMC access plates from the rear cage assembly.
14. Remove the EMC brackets from around the rear cage in the following order:
15. Remove the screws that attach the right side and bottom of the rear cage
16. Mark the SPCN card, regulators, memory, and filler cards and their locations
17. Remove the SPCN card, regulators, memory, and filler cards from the top and
18. Remove the mounting screws from the lower part of the rear cage.
19. Remove the two Cable EMC access plates from the rear cage.
20. Remove the Air Baffle in the lower center of the rear cage.
21. Unplug the cables attached to the upper left and upper right corners of the
22. Remove the hex head screws that mount the rear cage to the Front
23. CAUTION:
24. Unplug the cables attached to the lower left and right corners of the Front
Refer to "Assembly 6: Models 840 and SB3 Processor Tower– Final Assembly,
Front" on page 828 and perform the following steps from the *** FRONT *** of the
system.
*** IMPORTANT *** The Front Cage/Backplane assembly is heavier on the rear
than it is on the front. The Front Cage/Backplane assembly may tip to the rear if it
is not properly handled.
25. Remove the lower mounting screws from the Front Cage/Backplane assembly.
26. Use two people to remove Front Cage/Backplane assembly from the front of
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iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1
9. Remove the I/O Tower panel cable from the right EMC bracket.
v Top
v Left and Right
the Front Cage so you can return the cards to their proper location during
reassembly.
Cage.
v Top
v Left
assembly to the frame.
in the top and bottom of the rear cage so that you can return the cards to their
proper location during reassembly.
bottom of the rear cage.
Front Cage/Backplane assembly.
Cage/Backplane assembly.
The weight of this part or unit is between 18 and 32 kilograms (39.7 and
70.5 pounds). It takes two persons to safely lift this part or unit. (RSFTC204)
Remove the rear cage assembly from the back of the system.
Cage/Backplane assembly.
the system.