Figure 24: Psu Locations; Figure 25: Power Supply - Mellanox Technologies MSX6512-4R. Hardware Installation Manual

InfiniBand FDR Switch Platform Hardware User Manual
PSU 1
PSU 3
3. On the spine side of the chassis, remove the cover to the power supply unit for the
non-working PSU. Odd numbered PSUs are on the left side and even numbered PSUs
are on the right side facing the spines.There are four phillips head screws for the
cover plate.
Handle
4. Grasping the handle with one hand, push the black latch release while pulling the
handle outward. As the PSU unseats, the PSU status indicators will turn off.
5. Remove the PSU.
 To insert a PSU:
1. Make sure the mating connector of the new unit is free of any dirt and/or obstacles.
2. Insert the PSU by sliding it into the opening until a slight resistance is felt.
3. Continue pressing the PSU until it seats completely. The latch will snap into place
confirming the proper installation.
4. Insert the power cord into the supply connector on the other side of the chassis.
Mellanox Technologies

Figure 24: PSU Locations

Mellanox
®
Fan #1
1 3 9 11 13
5 7 15
S1
2 4 6 8 10 12 14 16
UID
1 3 5 7 9 11 13 15 17
S2
10 14 16
UID 2 4 6 8 12 18
1 3 5 7 9 11 13 15
S3
2 4 6 8 10 12 14 16
UID
1 3 7 9 11 13
5 15
S4
2 4 6 8 10 12 14 16
UID
1 3 5 7 9 11 13 15
S5
UID 2 4 6 8 10 12 14 16
1 3 5 7 9 11 13 15
S6
2 4 6 8 10 12 14 16
UID

Figure 25: Power Supply

Fan #2 Fan #3
17
18
17
18
17
18
17
18
17
18
DC AC
OK
OK FAIL
Fan #4
SX6512
R
PSU 2
PSU 4
Latch
38