User's Manual Chapter 13

Base FCC Regulatory Test Report
6-68
AT&T Wireless Services
FCC Type Acceptance Application
10991 Rev. 1.0 7/6/99
Figure 6.28 identifies the top, component side of the transceiver shelf
Digital Interface (DIF) unit. The TRS-DIF unit performs the following
functions: a link module supports a link to and from the baseband shelf
for the digital baseband data, a clock and synchronization module for
processing the digital baseband data, a signal processing module, and a
Central OAM Controller for all other transceiver shelf units.
Figure 6.28—Digital Interface (DIF) Component Layout