Users Manual Part 1

Callout Number Description

6 PSU

7 BRs

8 Duplexer

The modules that comprise the MTS 2 cabinet vary based on the type of configuration chosen. A

typical configuration includes the following modules:

• Duplexer

• Preselector

• Hybrid Combiner

•

Site Controller

• Base Radio(s)

• Power Supply Unit

The door of the cabinet has a lock to prevent unauthorized opening. Unauthorized opening of the door

generates an alarm.

For a complete description of each module, refer to the appropriate chapter. Each chapter provides the

theory of operation, a description of switches, indicators and connectors, and FRU replacement

procedures for each module. Configuration and testing, and troubleshooting for MTSs are provided in

separate chapters.

1.5

MTS 4 Components

The MTS 4 consists of the following components:

• Stainless steel and painted aluminum cabinet

• Removable front door opening to left or right

• A junction panel

• Filter section

• Combiner section

• One or two 19-inch card cages

• Interface cabling

• Internal modules

• Cooling fans

MTS 4 cabinet is available in 260 MHz, 400 MHz, and 800 MHz versions.

6802800U74-AP

Chapter 1: MTS Overview