Cisco 4000 Series - Page 133

5-9
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 5 Install and Upgrade Internal Modules and FRUs
Locate Internal and External Slots
Figure 5-4 Module Locations in Cisco 4451-X ISR s
1 Forwarding plane processor 2 Control plane processor
3 Control plane processor DIMM 4 NIM 3 (single-wide) slot
5 Enhanced Service Module (SM-X) slots 6 NIM slot 1 and 2 (shown with slot divider
removed)
7 SFP GE ports 8 Forwarding plane processor DIMM
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