Addendum to D Class Enterprise Servers System Installation Guide

DC Power Supply

Table 1-2shows the pinouts for the site end of this cable. Figure 1-5shows a diagram of the pins. The user/installer must make connections to the site installation using this information. Connect the 9-pin connector on the supplied cable to the negative 48/60 volt power supply at the rear of the system chassis.

Table 1-2

 

DC Power Cable Pinouts

 

 

 

 

 

 

 

 

 

 

 

Function

 

Color

Pin No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-48V (14 AWG)

 

Black

1

 

 

 

 

 

 

 

 

Power Supply Status (Open-OK)

 

White

2

 

 

 

 

 

 

 

 

Shield

 

 

3

 

 

 

 

 

 

 

 

-48V (14 AWG)

 

Black

4

 

 

 

 

 

 

 

 

Fan Status (Open-OK

 

Red

5

 

 

 

 

 

 

 

 

Alarm Common

 

Green

6

 

 

 

 

 

 

 

 

-48V RTN (14 AWG)

 

Red

7

 

 

 

 

 

 

 

 

-48V RTN (14 AWG)

 

Red

8

 

 

 

 

 

 

 

 

Remote Reset (Close-reset)

 

Black

9

 

 

 

 

 

 

 

 

1.) The power supply cable is used as the main disconnect device

WARNING

 

 

 

for this equipment. The key switch on front of SPU does NOT

 

 

disconnect the input to power supply.

 

 

 

2.) Make sure that all central office safety precautions are carefully observed when connecting the power supply to primary power source.

3.) This product is to be installed only in Restricted Access Areas (dedicated equipment rooms, equipment closets or the like) in accordance with Articles 110-16 to 110-18 of National Electrical Code, ANSI/NFFA 70.

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Chapter 1