IBM eserver pSeries 690 Installation Manual page 129

a. Align the rack top frame with the four alignment guides on top of the rack.
b. Fasten the rack top frame to the rack, using 16 M8 X 20mm bolts (part number
1624803). Tighten the bolts securely to ensure solid contact along the mating
surfaces of the rack and the rack top frame.
3. Install the front and rear top panels (item 1 in illustration on page 113) for the rack
top frame.
4. Install the left and right BPE rails, (item 3 in the illustration on page 113).
1 Front and Rear Rack Top
Frame Top Panels
2 Rack Top Frame
3 Left and Right BPE Rails
5. Insert and align the foam air baffle (item 4 in the illustration on page 113) to the left
side of the rack top frame, securing it in place with a screw.
6. Install the rack top-frame cross brace (item 5 in the illustration on page 112).
7. Install the front and rear BPEs (item 1 in the illustration on page 113).
1
1 BPE
2 BPD
3 BPC
8. Install the BPRs (item 4 in illustration on page 113) as follows:
a. Make sure the ON/OFF switch is in the UNLOCK/OFF position.
b. Push the BPR straight into the Bulk Power Enclosure (BPE).
c. Tighten the thumbscrew on each side of the BPR, using the torque tool (part
number 6422789).
4
5
2
3
5
4
6
4
5
6
Appendix J. Removing and Installing the Rack Top Frame
Foam and Metal Air Baffle
Rack Top-Frame Cross Brace
BPR
BPF
Fan Cover Plate
113