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Manuals
Brands
Philips Manuals
Portable Radio
PRP73
Service manual
Philips PRP73 Service Manual
Vhf/uhf
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Table Of Contents
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Contents
Table of Contents
Bookmarks
Table of Contents
Contents
List of Illustrations
Product Support Policy
Product Technology
Survey of Service Levels
Service Bulletins
General Information
Introduction
Summary of Data
Associated Equipment
Ancillary Items
Equipment Variations
CTCSS Tone Frequencies
Selcall Tone Frequencies
Commissioning
Unpacking
Battery Warning Label
Charging the Battery
Fitting the Antenna
Fitting the Wrist Lanyard/'D' Ring
Fitting the Belt Clip/Stud
Fitting a Battery
LCD Display
Technical Description
Transceiver Top Level Block Diagram
Radio PCB Description
Radio PCB Top Level Diagram
Analogue Power Supplies
Radio PCB Power Supplies
Frequency Generation
Synthesiser Block Diagram
Transmitter Block Diagram
Receiver Block Diagram
Noise Squelch
Calibration Memory
IC401-Radio Support ASIC
ASIC3 (IC401) Diagram
Control PCB Description
Overall Top Level Control Block Diagram
Power Supply and On/Off Control
On/Off Circuit
Turning on
Turning off
Processor Control System
IC2 Overall Block Diagram
Memory Map
Serial Bus Structure
Display and Keypads
Audio Processing
Receiver Audio Path
Transmitter Audio Path
Signaling Options
Selcall
Encode
Decode
Tx/Rx Audio Path Block Diagram
Ctcss
Toneburst
Facility Socket Interface
Ic3
IC2 Pin Functions
IC3 Block Diagram
IC3 Pin Functions
IC401 Pin Functions
Servicing
Dis-Assembly
Removal of the Radio PCB
Removal of the Control PCB
E0 Band Control Pcbs
Re-Assembly
Test Information, Equipment and Data
Transceiver Dis-Assembly
Test Equipment
Radio Test Interface Unit 9525 701 54008 (TIU)
Circuit Description
TIU Circuit Diagram
Power Supplies
Components
Dummy Battery Circuit
Initialization
Test Equipment Connections
Receiver Tests
Sesitivity
Receiver Desensitization Frequencies
Supply Input Power
Distortion at Rated Audio Power
Squelch Function
Transmitter Tests
Selcall and DTMF Checks
CTCSS Option Tes
Aligning a Transceiver Using a Programmer
Equipment and Set-Up
Alignment Test Connections
Starting the Alignment Option
Transmitter Alignment
Receiver Alignment
Analogue Measure Calibration
Print Alignment Params
Screen Layout and Keys
Programming Lead
Test Procedure
Parts List
Notation
Ordering of Spare Parts
Abbreviations
Antennae
Pcb Rf
Semiconductors and IC's
Resistors
Capacitors
Inductors
Miscellaneous
PCB Assembly Control+Ctcss
Accessories
Programming Lead Assembly
Control PCB Layout Diagram
Tp320/5
Control PCB Display and Control System Circuit Diagram
Control PCB Keypad and Audio Circuit Diagram
Control PCB Signalling Options Circuit Diagram
Control PCB Connectors Circuit Diagram
Radio PCB, UHF Layout Diagram
Radio PCB, VHF Layout Diagram
Radio PCB, UHF Receiver Circuit Diagram
Radio PCB, UHF Transmitter Circuit Diagram
Radio PCB, UHF Frequency Generation Circuit Diagram
Radio PCB, UHF IC1 and Supplies Circuit Diagram
Radio PCB, VHF Receiver Circuit Diagram
Radio PCB, VHF Transmitter Circuit Diagram
Radio PCB, VHF Frequency Generation Circuit Diagram
Radio PCD, VHF IC1 and Supplies
Radio PCB Interconnection Circuit Diagram
Battery Chargers
PRX7001-Desk-Top Charger
PRX7005-Multi-Unit Charger
Multi-Unit Charger
Specification
Installation
Multi-Unit Charger Wall Mounting Diagram
Desk-Top Charger AC Wiring
Multi-Unit Charger AC Wiring
Transformer Primary Tappings
Operation
Transceiver with Battery
Service
Power Supply
Fast Charge Current Source
Sensing Circuits
Charging
Warning Lights
Alignment Method
Fast Charge Currents
Special Tools Required
Test Battery Circuit
Test Battery Components
Desk-Top Charger PCB Layout Diagram
App A/2
Desk-Top Charger PCB Main Pocket Circuit Diagram
Desk-Top Charger PCB Secondary Pocket Circuit Diagram
Desk-Top Charger PCB Power Supply and References Circuit Diagram
Multi-Unit Charger PCB Power Supply and First Pocket Layout Diagram
App A/1
Multi-Unit Charger PCB Second and Third Pockets Layout Diagram
Multi-Unit Charger PCB Fourth and Fifth Pockets Layout Diagram
Multi-Unit Charger PCB Main Pocket Circuit Diagram
Multi-Unit Charger PCB Secondary Pocket Circuit Diagram
Loudspeaker/Microphone
Circuit Diagram of Keypad Version
Keypad Version Exploded View
PRZ7002 Vehicle Charging Unit (VCU) for Standard and High Capacity Battery Packs
Basic Fault Diagnosis
VCU Circuit Diagram
Use with Lightweight Battery Packs
VCU Component Layout
Factory Mutual Variants
Factory Mutual Label
Battery Pack
Operating Precautions
Transceiver Servicing
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