AT-8500 Series Layer 2+ Fast Ethernet Switches Installation Guide

RPS Connector Port Pinouts

Figure 30 illustrates the pin layout to the 16-pin molex connector and RPS port on the AT-8516F/SC, AT-8524M, AT-8550GB, and AT-8550SP switches.

16

8

9

9

 

1

1

16

 

 

 

8

Figure 30. RPS 16-pin Molex Connector Pin Layout

Table 16 lists the 16-pin RPS connector pins and definitions.

Table 16. Pin Definitions of the 16-pin RPS Connector

Pin

Definition

 

 

 

 

1

+5V DC

 

 

2

Remote Sense (RS) +3.3 V DC

 

 

3

RS -3.3 V DC

 

 

4

RS +2.5V DC

 

 

5

Redundant Power Supply (RPS) present

 

 

6

+2.5V DC Return

 

 

7

+3.3V DC Return

 

 

8

+3.3V DC

 

 

9

+5V DC Return

 

 

10

+2.5V DC

 

 

11

+2.5 DC Return

 

 

12

+2.5V DC

 

 

13

+2.5V DC Return

 

 

14

+2.5V DC

 

 

15

+3.3V DC

 

 

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Allied Telesis AT-8500 Series manual RPS Connector Port Pinouts, Pin Definition