At-Rps 740 - Allied Telesis AR Series Hardware Reference Manual

54
Table 23: DB25 RPS power connector pin out on the AT-AR745.
Pin
1, 25
2, 14
3-5, 15-17
6-8, 18-20
9
10
11
12
13
21
22
23
24

AT-RPS 740

Each AT-RPS 740 can provide power supply and mains circuit redundancy for
up to two AT-AR740 AC routers. The AT-RPS 740 cannot be used with DC
versions of the router.
Installation instructions for the AT-RPS 740 can be found in the AR740 Router
Quick Start Guide. This guide is packed with each AT-RPS 740, or can be
downloaded from www.alliedtelesyn.co.nz/documentation/
documentation.html.
Figure 24 on page 55 shows the AT-RPS 740 front and rear panels.
Function
Keying
+12V
+5V
0V
-12V
VCC
Main PSU error
Main fan error
RPS disconnected
Sense 0V
Sense +5V
RPS PSU error
RPS fan error
AR Router
Direction
-
input
input
input
input
output
output
output
input
output
output
output
input
C613-03031-01 REV E