Cables, Power layout and requirements, Redundant power/cooling – Unisys NX5820 User Manual

Page 57: Power layout

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Cables

7017 6300–005

2–25

Cables

Refer to the I/O Configuration Guide for a comprehensive list of cable options available
with ClearPath Enterprise Server NX5820 and NX5820 K products.

Power Layout and Requirements

See Figure 2–9 for the power layout (represents power layout for each domain) for basic,
redundant, and additional power (no additional power supplies are required if adding
MSUA memory board with 4 requestor card to this domain) when required.

0708

Pow.
Cntl.
Card

+5V

P/S

R

+5V

P/S

+5V

P/S

B

13

12

11

10

9

8

7

6

5

4

3

2

1

+3.3V

P/S

+3.3V

P/S

+3.3V

P/S

+3.3V

P/S

B

AC/DC

Bulk

AC/DC

Bulk

R

B

Slot

Component Side

B =

Basic Power Supply + Bulk Supply Compliment

R =

Add for Redundancy

MSUK2 =

Add for installation of a second MSUK Memory Board (8 or 12 Requestor Card), to this domain

Legend:

B

R

+3.3V

P/S

MSU

K3

B

MSU

K2

AC/DC

Bulk

MSUK3 =

Add for installation of a third MSUK Memory Board (8 or 12 Requestor Card), to this domain

B

Figure 2–9. Power Layout

Redundant Power/Cooling

Redundant power option is available for the NX5820 and NX5820 K product. Order one
component style NX5800-RPW per domain. This style includes only redundant power and
contains one ac/dc bulk power supply, one +5 volts dc/dc power supply, and one +3.3
volts dc/dc power supply.

Redundant cooling is included in the basic cabinet and not part of the above style.

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