Cisco 12010 series Maintenance Manual page 58

Removing and Replacing AC and DC Power Subsystem Components
Reconnect the 2800 W DC power cables in the following order
Step 12
a.
b.
c.
d.
e.
To prevent injury and damage to the equipment, always attach the ground and
Warning
source DC power cable lugs to the power shelf terminals in the following order:
(1) ground to ground, (2) positive (+) to positive (+), (3) negative (–) to
negative (–).
Cisco 12010, Cisco 12410, and Cisco 12810 Router Installation and Configuration Guide
7-58
Ground cables first.
Positive cables next.
Negative cable last.
Repeat steps a, b, and c for the other PDU.
Go to Step 13.
Chapter 7 Maintaining the Router
(Figure 7-31):
OL-11496-01