User Manual

ADCP-XX-XXX • November 2000 • Section 2: WMTS Description
Page 2-5
 2000, ADC Telecommunications, Inc.
• Upstream card to demodulate the incoming IF from the RF upstream downconverter
• Two power supplies (two active and one backup)
To extend the system, more upstream and downstream modules can be inserted into the
system. Each module consists of a universal card and an appropriate wireless application. The
system can be extended by any combination of six RF modules in the eight slots. Two slots are
reserved – one for the host card and one for the C&F card.
The system can be extended to any combination of one downstream and five upstream
modules or two downstream and four upstream modules.
FRONT
UNIVERSAL BOARD
UPSTREAM APPLICATION
DOWNSTREAM APPLICATION
REAR
IF IN
DEMODULATOR BOARD
MID-PLANE
BOARD
UNIVERSAL BOARD
IF OUT
MODULATOR BOARD
J4
J3
J2
J1
J4
J3
J2
PRIMARY HOST BOARD
J2
J1
UNIVERSAL
(CONTROL AND FORWARDER)
BOARD
J2
J1
J1
100BaseT
14240-B
Figure 2-2. Simplified Block Diagram of Minimally Configured WMTS
2.3 Cards, Application Modules and Power Supplies
2.3.1 Universal Card
Each universal card has a single character digital display, seven LED indicator lights, 100-
BaseTX Ethernet connector, and two DB-9 serial connectors. It is the basic card in the WMTS