DGS-1520 Series Gigabit Ethernet Smart Managed Switch Hardware Installation Guide
37
Redundant Power Supply (RPS) Cable
When connecting the Switch to a Redundant Power Supply, an RPS cable is necessary. The following diagram and
table show the standard RPS receptacle/connector and their pin assignments.
Figure B-3 RPS 22-pin DC Power Cable
RPS 22-pin DC Power Cable Pin Assignment Table:
Pin
Switch
RPS
1
-54Vrtn
-54Vrtn
2
-54V
-54V
3
+12V
+12V
4
+12V
+12V
5
+12V
+12V
6
+12V
+12V
7
NC/GND
GND
8
+12Ven
+12Ven
9
LS-54V
LS-54V
10
-54V
-54V
11
-54Vrtn
-54Vrtn
12
GND
NC/GND
13
GND
GND
14
RPS Present
Status_2
15
Status_1
RPS PG
16
Status_2
RPS Present
17
RPS PG
Status_1
18
GND
GND
19
+12VRTNsen
+12VRTNsen
20
LS+12V
LS+12V
21
-54Vsen
-54Vsen
22
-54VRTNsen
-54VRTNsen