Power Supply Units; Figure 22: Power Cord Numbering; Figure 23: Psu Locations - Mellanox Technologies MIS5200Q-4DNC Hardware Installation Manual

InfiniBand Switch Platform Hardware User Manual
1.9.1

Power Supply Units

1.9.1.1 Extracting and Inserting the Power Supply Unit
 To extract a PSU:
1. Determine which AC connector on the connector side of the chassis corresponds to
the defective PSU.
2. Remove the power cord from the power supply unit. Note which power cord it is
according to the AC numbering.
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.
Mellanox Technologies

Figure 22: Power Cord Numbering

AC1
AC2

Figure 23: PSU Locations

Mellanox
®
Fan #1
S1
S2
S3
S4
S5
S6
AC3 AC4
Fan #2 Fan #3 Fan #4
IS5200
PSU 2
PSU 4
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