Motorola MTR3000 Basic Service Manual

xii Table of Contents
Chapter 7 MTR3000 Power Supply...................................................... 7-1
7.1 Description ................................................................................................................................... 7-1
7.1.1 General Description ......................................................................................................... 7-1
7.1.1.1 Identification of Inputs/Outputs ......................................................................... 7-2
7.2 Specifications............................................................................................................................... 7-3
7.3 Functional Theory Of Operation................................................................................................... 7-4
7.3.1 Supply Circuitry................................................................................................................ 7-4
7.3.1.1 Output Over-Current Protection ........................................................................ 7-4
7.3.1.2 Over-Voltage Detection and Shutdown ............................................................ 7-4
7.3.1.3 AC Fail Detect................................................................................................... 7-4
7.3.1.4 Fan Control ....................................................................................................... 7-4
7.3.1.5 Over-temperature Protection ............................................................................ 7-4
7.4 Basic Troubleshooting ................................................................................................................. 7-7
7.4.1 Replacement Procedure .................................................................................................. 7-7
7.4.2 Basic Voltage Check Procedure ...................................................................................... 7-7
Chapter 8 MTR3000 Wireline ............................................................... 8-1
8.1 Description ................................................................................................................................... 8-1
8.1.1 General Description ......................................................................................................... 8-1
8.1.1.1 Input and Output Connections .......................................................................... 8-2
8.2 Specifications............................................................................................................................... 8-3
8.3 Functional Theory Of Operation................................................................................................... 8-3
8.3.1 Functional Overview ........................................................................................................8-3
8.3.1.1 FPGA ................................................................................................................ 8-3
8.3.1.2 CODEC............................................................................................................. 8-3
8.3.1.3 DC Control Decoder ......................................................................................... 8-4
8.3.1.4 Surge Protection ............................................................................................... 8-4
8.3.1.5 Impedance Matching Network .......................................................................... 8-4
8.3.1.6 Backplane SPI Bus ........................................................................................... 8-5
8.3.1.7 GPIO Signals .................................................................................................... 8-5
8.3.2 Board Configuration......................................................................................................... 8-6
8.3.2.1 Jumper Configuration ....................................................................................... 8-6
8.3.2.2 CPS configuration............................................................................................. 8-7
8.3.2.2.1 Choosing a Remote Control Mode ................................................... 8-8
8.3.2.2.2 Other Wireline Configuration Options ............................................. 8-11
8.4 Basic Troubleshooting ............................................................................................................... 8-15
8.4.1 LEDs .............................................................................................................................. 8-15
8.4.2 Tone Remote Control .................................................................................................... 8-17
8.4.3 DC Remote Control ....................................................................................................... 8-20

Motorola MTR3000 Specifications

General

Brand	Motorola
Model	MTR3000
Category	Accessories
Language	English