Troubleshooting guide

Table Of Contents
250
3300 ICP Technician’s Handbook
Dual T1/E1 Framer
Figure 106 below shows the dual T1/E1 module, which provides
embedded PRI and embedded T1/D4 functionality to a minimum 300 MHz
controller.
Quad BRI Framer
Figure 107 below shows the Quad BRI module which provides embedded
BRI functionality to a minimum 300 MHz controller.
RJ-45 Pin Orientation
The RJ-45 connector is used for Ethernet, CIM, Music on Hold, Paging,
RS-232 Maintenance ports, and E1 and T1 interfaces.
Figure 106: Dual T1/E1 Framer
Figure 107: Quad BRI Framer
Figure 108: RJ-45 pin orientation