
SYSTEM RACK
BACKPLANE P33
SHELF 2
1 
| 4 | |
|
+5V
7 
+5V
10

+5V
13

+12V
11

+12V
14

GND
3 

GND
6 
GND
9 

GND
12 

GND
15 

BACKPLANE P33
SHELF 1
1 
| 4 | |
|
+5V
7 
+5V
10

+5V
13

+12V
11

+12V
14

GND
3 

GND
6 
GND
9 

GND
12 

GND
15 

POWER SUPPLY POSITION “B”
OUTPUT 1
(POWER SUPPLY HARNESS PN | P1 |
10

7 

11

8 

5 
4 
1 
12
9 
6
3
2
AC IN (LOAD)
AC IN (GND) 
AC (NEUTRAL) 
POWER SUPPLY POSITION “A”
OUTPUT 2
(POWER SUPPLY HARNESS PN | P1 |
10

7 

11

8 

5 
4 
1 
12
9 
6
3
2
AC IN (LOAD)
AC IN (GND) 
AC (NEUTRAL) 
Figure 4-9 2-4 SHELF POWER SUPPLY INTERCONNECT