Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 53

Chapter 1 Product Overview
Table 1-3
Cisco 7600 Router
Cisco 7603-S router
Cisco 7603 router
Cisco 7606 router
The AC-input PEMs (shown in
input power connection on the front of the router chassis to connect the site power source to the power
supply.
The PEMs have a power switch (AC-input only), current protection, surge and EMI suppression, and
filtering functions.
The top of the PEM is labeled either "7603" or "7603-S" or"7606".
Note
Figure 1-34
Cisco 7603 Internet Router AC PEM
Captive installation screws
Figure 1-35
Cisco 7603 Router DC PEM
P E M -D C
Captive installation screws
Figure 1-36
Note
of the PEMs is the same for AC and DC PEMs on the Cisco 7603 router, Cisco 7603-S router, and Cisco
7606 router.
OL-4503-26
Power Supplies and PEMs
Figure
AC-Input PEMs
DC-Input PEMs
-4 8 TO
-6 0V
25 A M
AX
/3
shows the location of the AC-input PEMs on the Cisco 7603 Internet Router. The location
Power Supply
PWR-1500-DC
PWR-950-AC
PWR-950-DC
PWR-1400-AC
PWR-1900-AC/6
PWR-1900-DC
1-34) and DC-input PEMs (shown in
Cisco 7606 Internet Router AC PEM
Captive installation screws
Cisco 7606 Router DC PEM
-4 8 TO
-6 0V
50 A M
AX
P E M -D C
Captive installation screws
Cisco 7600 Series Router Installation Guide
Cisco 7600 Series Router Components
PEM
PEM-1500W-DC/03S
PEM-15A-AC
PEM-DC/3
PEM-20A-AC+
PEM-20A-AC
PEM-DC
Figure 1-35) provide an
Cisco 7603-S Router DC PEM
-4 8 TO
-6 0V
50 A M
AX
P E M -D C
Captive installation screws
1-33