User's Manual
Table Of Contents
- Front Cover
- Contents
- 1 - Foreword 11
- 2 - Safety and General Information 21
- 3 - Introduction 31
- 4 - System Applications 41
- 5 - Models and Specifications 51
- 6 - Approved Accessories 61
- 7 - Setup and Connections 71
- 8 - Operation 81
- 9 - Troubleshooting 91
- Introduction 91
- Recommended Test Equipment 91
- Troubleshooting Procedures 91
- Module Replacement Procedures 925
- General Replacement Information 925
- Anti-Static Precaution 925
- Care of Gold-Plated Connector Contacts 926
- Power Down Station Before Removing/Inserting Modules 926
- Validating Repairs 926
- Module Replacement 926
- Wireline 928
- ASTRO Modem Card/V.24 Interface Card 929
- Receiver 929
- Exciter 931
- Power Amplifier 932
- Power Supply 933
- Backplane 934
- Preselector Field Tuning Procedure 935
- 10 - Functional Theory of Operation 101
- 11 - Block Diagram, Schematics, Electrical Parts List, and Circuit Board Detail 111
- List of Tables
- List of Figures
- Parts Lists
- Foreword
- Safety and General Information
- Introduction
- System Applications
- Models and Specifications
- Approved Accessories
- Setup and Connections
- Operation
- Troubleshooting
- Introduction
- Recommended Test Equipment
- Troubleshooting Procedures
- Module Replacement Procedures
- Preselector Field Tuning Procedure
- Functional Theory of Operation
- Schematics
- Back Cover
9-24 December 1, 2000 68P81093C75-O
Figure 10 Interconnect Diagram
Reference From To Description
A Top panel UHF Receiver mini-UHF Receive RF coaxial cable
B Top panel AC connector Power supply terminals H, N, GND 120/240 VAC to power supply
C Power supply terminals POS,
NEG
Backplane terminals WHT, BLK 14 VDC from power supply
D Top panel DC connector Backplane terminals BLU, BLK 14 VDC input to station
E Top panel DB-9 connector Backplane connector J20 RSS interface ribbon cable assembly
F Top panel LED/Switch Backplane Molex P5/P9 LED/Switch assembly
G Chassis cooling fans Backplane 3-pin Molex P5 Cooling fan assembly
H Backplane terminals RED,
BLK
PA 14 VDC input 14 VDC to PA
I Backplane connector P10 PA Control/feedback ribbon cable
J PA mini-UHF Top panel UHF Transmit RF coaxial cable
K Exciter mini-UHF PA RF drive coaxial cable
AC Jack
Power
Supply
Motherboard
DC
Rx
Tx
RSS
P5
P9
J
K
G
H
I
D
E
F
F
A
B
C
Receiver
Exciter
PA
Fan Fan
SwitchLED
Terminal
Tabs
J20 P10
MAEPF-27080-O