Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 140

Removing and Replacing the Power Supply
Verify that power is off to the DC circuit connected to the DC PEM for the power supply you are
Step 1
removing
Figure 5-11
Supervisor
Engine
Line Cards
Loosen the captive installation screws on the power supply
Step 2
Figure 5-12
P W R - 1
5 0 0 - D C
A LL FA
S TE N E
P R IO R R S M U
S T B E
TO O P E
FU LL Y
R AT IN G
O F P O W
E R S U P
Step 3 Grasp the power supply handle, as shown in
the chassis.
Cisco 7600 Series Router Installation Guide
5-12
(Figure 5-11).
PEM Locations
PEM 2
PEM 1
-48 TO
PE M 1 PE -60 V
50A MA
M 2
X
PE M- DC
FA N
ST AT US
1
PE M- DC
7600- ES20
-10G3 CXL
2
ETHE RNET
SERV ICES
MOD ULE
7600- ES20 CLAS S 1 LASE
-10G3 CXL R
3
FA N- MO
D- 3S HS
ETHE RNET
SERV ICES
MOD ULE
CLAS S 1 LASE
R
Fan assembly
Cisco 7603-S Router—Power Supply Captive Installation Screws
E N G AG
E D \
P Y
Captive installation screws
Chapter 5
-48 TO
-60 V
50A MA
X
Slots 1-3
(top to bottom)
(Figure
Status LEDs
Figure 5-13, and slide the power supply completely out of
Removal and Replacement Procedures
5-12).
OL-4503-26