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5 Start the System
Before you start the system, you must connect power to it.
Connect Power to the Router
• If you have AC power supplies, go to the “Connect AC-Input Power” section on page 20.
• If you have DC power supplies, go to the “Connect DC-Input Power” section on page 22.
Warning
Installation of the equipment must comply with local and national electrical codes.
Statement 1074
Warning
Never install an AC power module and a DC power module in the same chassis.
Statement 1050
Warning
This unit might have more than one power supply connection. All connections must be removed to de-energize the
unit.
Statement 1028
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that the
protective device is rated not greater than: 120 VAC, 20A U.S. (240 VAC, 10A international).
Statement 1005
Connect AC-Input Power
This section provides instructions for installing the AC power supply.
The Cisco 7201 router has two of the same type of power supplies in power supply slot 1 and power supply slot 2. (See
Figure 17.) The power supply slot numbers are on the chassis to the left of the left power supply, and to the right of the right
power supply.
Figure 17 Power Supply Slot 1 and Slot 2
1
Power supply slot 1
2
Power supply slot 2
230086
PWR
SLOT 2
PWR
SLOT 1
PWR
SLOT 1 OK
T
H
IS
U
N
IT
M
A
Y
H
A
V
E
M
O
R
E
T
H
A
N
O
N
E
P
O
W
E
R
S
U
P
P
L
Y
C
O
N
N
E
C
T
I
O
N
. A
L
L
C
O
N
N
E
C
T
I
O
N
S
M
U
S
T
B
E
R
E
M
O
V
E
D
T
O
D
E
-
E
N
E
R
G
IZ
E
T
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E
U
N
IT
PWR
SLOT 2 OK
1
2