Cisco PA-4E1G Series Installation And Configuration Manual page 21

Chapter 1 Overview
Cisco 7000 routers have five slots for port adapters, and two slots for Route Switch Processors (RSPs).
The slots are numbered from left to right. You can place a port adapter in any of the VIP interface slots
(slot 0 through 4).
Figure 1-9
Captive
installation screw
Upper
power supply
Captive
installation screw
Lower
power supply
OL-3065-05
Figure 1-9 shows the slot numbering on a Cisco 7000 router.
VIP Slots in the Cisco 7000 Router
I
I
Port Adapter Slot Locations on the Supported Platforms
Slot 0 1 2 3 4 SP
or
SSP
slot
PA-4E1G Serial Port Adapter Installation and Configuration
RP
slot
1-9