Juniper E SERIES BROADBAND SERVICES ROUTERS 11.3.X - ERX HARDWARE GUIDE REV 26-9-2010 Hardware Manual page 26

ERX 11.3.x Hardware Guide
10
PowerPC-based system with its own memory, nonvolatile disk storage, and power supply.
(See Figure 9 on page 10 and Figure 10 on page 11.)
Figure 9: SRP Module for ERX7xx and ERX14xx Models
Copyright © 2010, Juniper Networks, Inc.