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Professional GP640
Motorola Professional GP640 Manuals
Manuals and User Guides for Motorola Professional GP640. We have
12
Motorola Professional GP640 manuals available for free PDF download: Service Manual, Basic User's Manual, Service Information, User Manual, Specification Sheet
Motorola Professional GP640 Service Manual (290 pages)
Brand:
Motorola
| Category:
Two-Way Radio
| Size: 7.03 MB
Table of Contents
Table of Contents
15
Safety Information
5
Rf Exposure Compliance and Control Guidelines and Operating Instructions
6
Medical Devices
8
Blasting Caps and Areas
9
Operational Cautions
9
Operational Warnings
9
Potentially Explosive Atmospheres
9
Intrinsically Safe Radio Information
10
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
17
GP340 Model Chart
17
GP640 / GP680 Model Chart
17
Technical Specifications
18
Chapter 2 THEORY of OPERATION
21
Introduction
21
Transmitter
21
Power Amplifier
21
Antenna Matching Network
22
Antenna Switch
22
Harmonic Filter
22
Power Control Integrated Circuit (PCIC)
22
Receiver
23
Receiver Front-End
23
Receiver Back-End
24
Automatic Gain Control Circuit
25
Frequency Generation Circuitry
26
Synthesizer
26
Voltage Controlled Oscillator (VCO)
28
Chapter 3 TROUBLESHOOTING CHARTS
31
Troubleshooting Flow Chart for Receiver (Sheet 1 of 2)
31
Troubleshooting Flow Chart for Receiver (Sheet 2 of 2)
32
Troubleshooting Flow Chart for Transmitter
33
Troubleshooting Flow Chart for Synthesizer
34
Troubleshooting Flow Chart for VCO
35
Pcb/Schematics/Parts Lists
37
Chapter 4 PCB/SCHEMATICS/PARTS LISTS
39
PCB 8485726Z01 - Schematics
39
Pcb : 8485726Z01
39
PCB 8485726Z01 - Parts List
47
PCB 8485726Z04 - Schematics
50
Pcb : 8485726Z04
50
PCB 8485726Z04 - Parts List
58
Table of Contents
63
Chapter 1 INTRODUCTION
65
Scope of Manual
65
Warranty and Service Support
65
After Warranty Period
65
Warranty Period and Return Instructions
65
European Radio Support Centre (ERSC)
66
Piece Parts
66
Related Documents
67
Technical Support
67
Radio Model Information
68
Chapter 2 MAINTENANCE
69
Introduction
69
Preventive Maintenance
69
Cleaning
69
Inspection
69
Safe Handling of CMOS and LDMOS
70
General Repair Procedures and Techniques
70
Notes for All Schematics and Circuit Boards
73
Chapter 3 SERVICE AIDS
75
Recommended Test Tools
75
Recommended Test Equipment
77
Table of Contents
81
Keypad and Flexible Connectors
83
Keypad
83
Flexible Connectors
83
Troubleshooting Chart
84
Allocation of Schematics and Circuit Boards
85
Flexible Connectors
85
Keypad Pcbs
85
Pcb/Schematic Diagrams and Parts List: Flexes
87
Keypad - Controller Flex
87
Universal Connector Flex
88
Pcb/Schematic Diagrams and Parts List: Keypad
89
PCB 8480574Z06 - Diagram
89
PCB 8480574Z06 - Parts List
91
PCB 8480682Z04 - Diagrams
92
PCB 8480682Z04 - Parts List
94
Table of Contents
97
Overview
99
Radio Power Distribution
99
Controller Circuits
100
Controller Architecture
100
MCU Digital Architecture
100
Real Time Clock
101
Modb/Vstby Supply
102
Audio/Signaling Architecture
102
300R1 Controller
103
VHF Controller (for Models with PCB 8486473Z04)
105
Lowband Controller
106
Allocation of Schematics and Circuit Boards
107
Controller - Set 1 (PCB 8486062B12/B14, 8485726Z01)
111
Controller - Set 2 (PCB 8486101B09/B10)
117
Controller - Set 3 (PCB 8485658Z01)
123
Controller - Set 4 (PCB 8486062B16/17, 8486101B11)
129
Controller - Set 5 (PCB 8485726Z04)
135
Controller - Set 6 (PCB 8486473Z04)
141
Table of Contents
149
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
151
GP320/GP340/GP360/GP380 Model Chart
151
GP140 Model Chart
152
GP640/GP680 Model Chart
152
GP1280 Model Chart
153
GP240/GP280/GP540/GP580 Model Chart
154
Technical Specifications
155
Chapter 2 THEORY of OPERATION
157
Introduction
157
VHF Transmitter
157
Power Amplifier
157
Antenna Matching Network
158
Antenna Switch
158
Harmonic Filter
158
Power Control Integrated Circuit (PCIC)
158
VHF Receiver (for All Models Except those with PCB8486473Z04)
159
Receiver Front-End
159
Receiver Back End
160
Receiver Back-End
160
Automatic Gain Control (AGC)
161
Receiver Front-End
162
Receiver Back End
163
Receiver Back-End
163
Automatic Gain Control (AGC)
164
Frequency Generation Circuit
164
Synthesizer
165
Voltage Controlled Oscillator
166
Voltage Controlled Oscillator (VCO)
166
Voice Storage (GP1280)
168
Chapter 3 TROUBLESHOOTING CHARTS
171
Troubleshooting Flow Chart for Receiver for All Models Except those with PCB 8486473Z04
172
Troubleshooting Flow Chart for Receiver for Models with PCB 8486473Z04
174
Troubleshooting Flow Chart for Transmitter
175
Troubleshooting Flow Chart for Synthesizer
176
Troubleshooting Flow Chart for VCO
177
Troubleshooting Flow Chart for Receive Message/Personal Memo Recording
178
Troubleshooting Flow Chart for Message Playback
179
Controls and Switches
181
Receiver Front End
181
Synthesizer
181
Allocation of Schematics and Circuit Boards
181
Voice Storage Facility
181
Controls and Switches
182
Receiver Front End
182
Transmitter
182
VHF PCB 8486062B12 / Schematics
185
VHF PCB 8486062B12 Parts List
193
VHF PCB 8486101B09 / Schematics (GP1280)
197
VHF PCB 8086101B09 Parts List (GP1280)
201
Vhf Pcb 8486062B14
205
VHF PCB 8486062B14 Parts List
207
Vhf Pcb 8486101B10
211
VHF PCB 8486101B10 Parts List (GP1280)
213
Vhf Pcb 8486062B16
217
11.0 VHF PCB 8486062B16 Parts List
225
13.0 Vhf Pcb 8486062B17
231
Vhf Pcb 8486101B11
235
15.0 VHF PCB 8486101B11 Parts List
237
Vhf Pcb 8486473Z04
241
Table of Contents
257
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
259
GP340/GP380 Model Chart
259
Technical Specifications
260
Chapter 2 THEORY of OPERATION
263
Lowband Transmitter
263
Power Amplifier (PA)
263
Antenna Matching Network
264
Antenna Switch
264
Harmonic Filter
264
Power Control Integrated Circuit (PCIC)
264
Temperature Cut Back Circuit
264
Lowband Receiver
265
Receiver Front-End
265
Automatic Gain Control (AGC)
266
Receiver Back-End
266
Frequency Generation Circuit
267
Synthesizer
268
Buffer
269
Diplexer and Output Filters
269
Prescalar Feedback
269
Receive VCO
269
Transmit VCO
269
Chapter 3 TROUBLESHOOTING CHARTS
271
Receiver (Sheet 1 of 2)
271
Receiver (Sheet 2 of 2)
272
Transmitter
273
Synthesizer
274
Voltage Controlled Oscillator
275
Main Board Bottom Side
277
Main Board Top Side
277
Parts List
277
Allocation of Schematics and Circuit Boards
277
Controller Circuits
277
PCB 8485658Z03 - Schematics
279
PCB 8485658Z03 - Parts List
288
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Motorola Professional GP640 Basic User's Manual (154 pages)
Brand:
Motorola
| Category:
Two-Way Radio
| Size: 15.59 MB
Table of Contents
English
3
Table of Contents
3
Contents
4
General Information
4
Operation and Control Functions
5
Radio Controls
5
Audio Signal Tones
6
Getting Started
8
Radio On-Off/Volume Control
8
Radio Operation
8
Receiving a Call
8
Cancelling or Ending a Call
8
Battery Information
9
Battery Care and Tips
9
Recycling or Disposal of Batteries
10
Charging the Battery
10
Attaching and Removing Accessories. . 9
11
Attaching/Removing the Battery
11
Attaching/Removing the Belt Clip
11
Notes
12
Deutsch
13
Inhalt
14
Allgemeine Hinweise
14
Betriebs- und Bedienfunktionen
15
Bedienelemente
15
Akustische Signale
16
Inbetriebnahme
18
Ein-Aus/Lautstärkeregelung
18
Funkbetrieb
18
Senden
18
Empfangen
18
Abbrechen oder Beenden eines Rufs
18
Akku
19
Recycling oder Entsorgung der Akkus
20
Laden des Akkus
20
Zubehör
21
Notizen
22
Français
23
Table des Matieres
24
Généralités
24
Utilisation Et Fonctions de Commande
25
Commandes
25
Mise en Route
28
Commande Marche/Arrêt Et Réglage du Volume
28
Utilisation du Poste
28
Pour Lancer un Appel
28
Pour Recevoir un Appel
28
Pour Annuler Ou Mettre Fin À un Appel
28
Batteries
29
Batteries
30
Recyclage Ou Mise Au Rebut des Batteries
30
Charge de la Batterie
30
Mise en Place Et Retrait des Accessoires
31
Mise en Place/Retrait de la Batterie
31
Fixation/Retrait de L'attache de Ceinture
31
Notes
32
Español
33
Contenido
34
Información General
34
Manejo y Funciones de Mando
35
Mandos del Radioteléfono
35
Tonos de la Señal de Audio
36
Cómo Comenzar
38
Mando de Encendido y Apagado / Volumen del Radioteléfono
38
Funcionamiento del Radioteléfono
38
Recepción de una Llamada
38
Cancelación O Terminación de una Llamada
38
Información sobre la Batería
39
Cuidado y Consejos sobre la Batería
39
Reciclado O Eliminación de la Batería
40
Carga de la Batería
40
Información sobre Accesorios
41
De Correa
41
Notas
42
Italiano
43
Informazioni Sul Copyright
43
Indice
44
Informazioni Generali
44
Funzioni DI Comando Ed Operatività
45
Funzioni DI Comando
45
Introduzione
48
Accensione-Spegnimento (ON-OFF) Della Radio/ Comando Volume
48
Funzionamento Della Radio
48
Invio Della Chiamata
48
Ricezione Della Chiamata
48
Annullamento O Fine Della Chiamata
48
Informazioni Sulla Batteria
49
Riciclaggio Ed Eliminazione Delle Batterie
50
Carica Della Batteria
50
Informazioni Sugli Accessori
51
Note
52
Português
53
Informações Gerais
54
Índice
54
Operação E Funções de Controlo
55
Controlos Do Rádio
55
Iniciação
58
Ligar-Desligar O Rádio/Controlo de Volume
58
Funcionamento Do Rádio
58
Recepção de Uma Chamada
58
Cancelamento Ou Finalização de Uma Chamada
58
Informações sobre a Bateria
59
Cuidados E Conselhos sobre Baterias
59
Reciclagem Ou Inutilização de Baterias
60
Carregamento da Bateria
60
Informações Adicionais
61
Notas
62
Dansk
63
Generelt
64
Indholdsfortegnelse
64
Betjeningsknapper Og Lysindikatorer
65
Betjeningsknapper
65
Lydsignaler
67
Sådan Kommer du I Gang
68
Tænd/Sluk Radio Og Styrkeregulering
68
Opkald FRA Radio
68
Opkald TIL Radio
68
Annullér Eller Afslut Et Opkald
68
Om Batterierne
69
Behandling Af Batterier Og Tip
69
Genbrug Eller Bortskaffelse Af Batterier
70
Batteriopladning
70
Ekstraudstyr
71
Bemærkninger
72
Svenska
73
Innehåll
74
Allmän Information
74
Komma Igång
78
Radions På/Av- Och Volymreglage
78
Användning Av Radion
78
Sända Ett Anrop
78
Ta Emot Ett Anrop
78
Ångra Eller Avsluta Ett Anrop
78
Batteriinformation
79
Återanvändning Och Kassering Av Batterier
80
Batteriladdning
80
Information Om Tillbehör
81
Anmärkningar
82
Dutch
83
Algemene Informatie
84
Inhoudsopgave
84
Bedienings- en Controlefuncties
85
Bedieningselementen
85
Aan de Slag
88
Portofoon AAN/UIT / Volumeregeling
88
Werking Van de Portofoon
88
Een Oproep Uitzenden
88
Een Oproep Ontvangen
88
Een Oproep Annuleren of Beëindigen
88
De Batterij
89
De Batterij: Onderhoud en Tips
89
Batterijen Recyclen of Wegwerpen
90
De Batterij Opladen
90
Aanvullende Informatie
91
De Batterij Plaatsen/Verwijderen
91
De Riemklem Bevestigen/Verwijderen
91
Opmerkingen
92
Unknown
93
Óïðaâëåíèå Ðaäèîñòaíöèåé
95
Bûïîëíåíèå Âûçîâa
98
Paáîòa Ðaäèîñòaíöèè
98
Ïðèåì Âûçîâa
98
Ïðaâèëa Ýêñïëóaòaöèè
99
Çaðÿäêa Aêêóìóëÿòîðîâ
100
Ïðèìå÷Aíèå
100
Óòèëèçaöèÿ Èñïîëüçîâaííûõ Aêêóìóëÿòîðîâ
100
Čeština
103
Všeobecné Informace
104
Obsluha a Ovládací Prvky
105
Ovládací Prvky Radiostanice
105
Obsluha Radiostanice
108
Pøíjem
108
Vysílání
108
Zaèínáme
108
Informace O Bateriích
109
Údržba Baterií
109
Nabíjení Baterií
110
Recyklace a Likvidace Baterií
110
Poznámky
112
Magyar
113
Általános Tájékoztató
114
MûköDési És Kezelési Funkciók
115
RáDIókezelõ Gombok
115
Hangjelzések
116
HíVás Fogadása
118
Indítás
118
RáDIó Be-Kikapcsolás / Hangerõszabályozás
118
Az Akkumulátor Karbantartása, Tanácsok
119
Tudnivalók Az Akkumulátorról
119
Akkumulátortöltés
120
Megsemmisítése
120
Tartozék-Tájékoztató
121
Polski
123
Informacje Ogólne
124
Elementy Regulacyjne Radiotelefonu
125
Anulowanie I Zakoñczenie Po³¹Czenia
128
Odbiór Wywo³Ania
128
Przygotowanie Do Pracy
128
W³¹Czanie/Wy³¹Czanie/Regulacja G³OœnoœCI
128
Obchodzenie Siê Z Akumulatorami
129
Pozbywanie Siê Akumulatorów
129
Adowanie Akumulatorów
130
Uwagi
132
Română
133
InformaþII Generale
134
Comenzi Radiotelefon
135
Tonuri de Semnalizare Audio
136
Anulare Sau Terminare Apel
138
Funcþionare Radiotelefon
138
Pornire-Oprire Radio/Reglare Volum
138
Pregãtire
138
Recepþionare Apel
138
Trimitere Apel
138
InformaþII Despre Baterie
139
Întreþinere ºI Sugestii Privind Bateria
139
Reciclarea Sau Distrugerea Bateriilor
140
Încãrcarea Bateriei
140
InformaþII Despre Accesorii
141
Note
142
Telsiz Kontrolleri
145
Telsizi Açma-Kapama/Ses Kontrolü
148
Telsiz Çalýþmasý
148
Çaðrý Alma
148
Batarya BakýMý Ve Uyarýlar
149
Bataryalarýn Geri DönüþüMü Veya Elden
150
Çýkarýlmasý
151
Notlar
152
Motorola Professional GP640 Service Information (108 pages)
Professional Radio, VHF 136-174MHz
Brand:
Motorola
| Category:
Radio
| Size: 4.06 MB
Table of Contents
Table of Contents
3
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
5
GP320/GP340/GP360/GP380 Model Chart
5
GP140 Model Chart
6
GP640/GP680 Model Chart
6
GP1280 Model Chart
7
GP240/GP280/GP540/GP580 Model Chart
8
Technical Specifications
9
Chapter 2 THEORY of OPERATION
11
Introduction
11
VHF Transmitter
11
Power Amplifier
11
Antenna Switch
12
Harmonic Filter
12
Antenna Matching Network
12
Power Control Integrated Circuit (PCIC)
12
VHF Receiver (for All Models Except those with PCB8486473Z04)
13
Receiver Front-End
13
Receiver Back-End
14
Automatic Gain Control (AGC)
15
Receiver Front-End
16
Receiver Back-End
17
Automatic Gain Control (AGC)
18
Frequency Generation Circuit
18
Synthesizer
19
Voltage Controlled Oscillator (VCO)
20
Voice Storage (GP1280)
22
Chapter 3 TROUBLESHOOTING CHARTS
25
Troubleshooting Flow Chart for Receiver for All Models Except those with PCB 8486473Z04
26
Troubleshooting Flow Chart for Receiver for Models with PCB 8486473Z04
28
Troubleshooting Flow Chart for Transmitter
29
Troubleshooting Flow Chart for Synthesizer
30
Troubleshooting Flow Chart for VCO
31
Troubleshooting Flow Chart for Receive Message/Personal Memo Recording
32
Troubleshooting Flow Chart for Message Playback
33
Chapter 4 VHF PCB/SCHEMATICS/PARTS LISTS
39
VHF PCB 8486062B12 / Schematics
39
VHF PCB 8486062B12 Parts List
47
VHF PCB 8486101B09 / Schematics (GP1280)
51
VHF PCB 8086101B09 Parts List (GP1280)
55
Vhf Pcb 8486062B14
59
VHF PCB 8486062B14 Parts List
61
Vhf Pcb 8486101B10
65
VHF PCB 8486101B10 Parts List (GP1280)
67
Vhf Pcb 8486062B16
71
11.0 VHF PCB 8486062B16 Parts List
79
13.0 Vhf Pcb 8486062B17
85
Vhf Pcb 8486101B11
89
15.0 VHF PCB 8486101B11 Parts List
91
Vhf Pcb 8486473Z04
95
Advertisement
Motorola Professional GP640 User Manual (32 pages)
Professional Radio
Brand:
Motorola
| Category:
Two-Way Radio
| Size: 1.97 MB
Table of Contents
Table of Contents
3
Radio Overview
5
Operation and Control Functions
5
Radio Controls
5
Programmable Buttons
6
Audio Signal Tones
7
Getting Started
9
Battery Information
9
Battery Care and Tips
9
Recycling or Disposal of Batteries
10
Charging the Battery
10
Accessory Information
11
Attaching the Battery
11
Removing the Battery
11
Attaching the Antenna
12
Removing the Antenna
12
Attaching the Belt Clip
13
Removing the Belt Clip
13
Attaching the Side Connector
14
Radio Operation
15
Turning the Radio On-Off
15
Adjusting the Radio's Volume
15
Radio Registration
16
Radio Calls
17
Making a Call
17
Contact List
17
User Absent
17
Dedicated Calls
18
Ending a Call
18
Cancelling a Call
18
Receiving a Call
19
Receiving a Call on a OACSU System
19
Receiving a Call on a FOACSU System
19
Missed Calls
20
Call Diversion
21
Emergency Calls
22
Personality
23
Mpt
23
Talkgroup
24
Fixed and Dynamic Groups
24
Conventional Mode
25
Personality Selection
26
Features
27
Voice Recorder
27
Safety Information
29
Safe and Efficient Operation
29
Exposure to Radio Frequency Energy
29
Radio Operation and EME Exposure
30
Electromagnetic Interference/Compatibility
30
Operational Warnings
30
Vehicles with an Air Bag
30
Potentially Explosive Atmospheres
30
Batteries
30
Blasting Caps and Areas
31
Operational Cautions
31
Damaged Antennas
31
Batteries
31
General Radio Care
31
Motorola Professional GP640 Service Information (52 pages)
Professional Radio GP Series; Power Distribution and Controller Information
Brand:
Motorola
| Category:
Radio
| Size: 0.83 MB
Table of Contents
English
3
Computer Software Copyrights
2
Table of Contents
3
Chapter 1 THEORY of OPERATION
5
Overview
5
Radio Power Distribution
5
Controller Circuits
6
Controller Architecture
6
MCU Digital Architecture
6
Real Time Clock
7
Modb/Vstby Supply
8
Audio/Signaling Architecture
8
Chapter 2 Troubleshooting Charts
9
VHF Controller (for Models with PCB 8486473Z04)
11
Lowband Controller
12
300R1 Controller
9
Chapter 3 CONTROLLER SCHEMATICS
13
Allocation of Schematics and Circuit Boards
13
Unknown
14
Controller - Set 1 (PCB 8486062B12/B14, 8485726Z01)
17
Controller - Set 2 (PCB 8486101B09/B10)
23
Overall Controller Schematic
23
Controller - Set 3 (PCB 8485658Z01)
29
Overall Controller Schematic
29
Controller - Set 4 (PCB 8486062B16/17, 8486101B11)
35
Memory
35
Controller - Set 5 (PCB 8485726Z04)
41
Memory
41
Interface
41
Controller - Set 6 (PCB 8486473Z04)
47
Interface
47
Motorola Professional GP640 Service Information (32 pages)
GP Series
Brand:
Motorola
| Category:
Radio
| Size: 0.35 MB
Table of Contents
Computer Software Copyrights
2
Table of Contents
3
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
5
GP320/GP340/GP360/GP380 Model Chart
5
GP140 Model Chart
6
GP640/GP680 Model Chart
6
GP1280 Model Chart
7
GP240/GP280/GP540/GP580 Model Chart
8
Technical Specifications
9
Chapter 2 THEORY of OPERATION
11
Introduction
11
UHF Transmitter
11
Power Amplifier
11
Antenna Switch
12
Harmonic Filter
12
Antenna Matching Network
12
Power Control Integrated Circuit (PCIC)
12
UHF Receiver
13
Receiver Front-End
13
Receiver Back-End
14
Automatic Gain Control (AGC)
15
Frequency Generation Circuit
16
Synthesizer
17
Voltage Controlled Oscillator (VCO)
18
Voice Storage (GP1280 Only)
20
Chapter 3 TROUBLESHOOTING CHARTS
23
Troubleshooting Flow Chart for Receiver (Sheet 1 of 2)
23
Troubleshooting Flow Chart for Receiver (Sheet 2 of 2)
24
Troubleshooting Flow Chart for Transmitter
25
Troubleshooting Flow Chart for Synthesizer
26
Troubleshooting Flow Chart for VCO
27
Allocation of Schematics and Circuit Boards
29
Motorola Professional GP640 Service Information (30 pages)
VHF (136-174MHz)
Brand:
Motorola
| Category:
Radio
| Size: 0.35 MB
Table of Contents
Computer Software Copyrights
2
Table of Contents
3
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
5
GP320/GP340/GP360/GP380 Model Chart
5
GP140 Model Chart
6
GP640/GP680 Model Chart
6
GP1280 Model Chart
7
GP240/GP280/GP540/GP580 Model Chart
8
Technical Specifications
9
Chapter 2 THEORY of OPERATION
11
Introduction
11
VHF Transmitter
11
Power Amplifier
11
Antenna Switch
12
Harmonic Filter
12
Antenna Matching Network
12
Power Control Integrated Circuit (PCIC)
12
VHF Receiver
13
Receiver Front-End
13
Receiver Back-End
14
Automatic Gain Control (AGC)
15
Frequency Generation Circuit
16
Synthesizer
17
Voltage Controlled Oscillator (VCO)
18
Voice Storage (GP1280)
20
Chapter 3 TROUBLESHOOTING CHARTS
23
Troubleshooting Flow Chart for Receiver (Sheet 1 of 2)
23
Troubleshooting Flow Chart for Receiver (Sheet 2 of 2)
24
Troubleshooting Flow Chart for Transmitter
25
Troubleshooting Flow Chart for Synthesizer
26
Troubleshooting Flow Chart for VCO
27
Allocation of Schematics and Circuit Boards
29
Motorola Professional GP640 Service Information (28 pages)
GP600 Series
Brand:
Motorola
| Category:
Radio
| Size: 0.19 MB
Table of Contents
Computer Software Copyrights
2
Table of Contents
3
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
5
GP640/GP680 Model Chart
5
GP1280 Model Chart
5
Technical Specifications
7
Chapter 2 THEORY of OPERATION
9
Introduction
9
UHF2 Transmitter
9
Power Amplifier
9
Antenna Switch
10
Harmonic Filter
10
Antenna Matching Network
10
Power Control Integrated Circuit (PCIC)
10
UHF2 Receiver
11
Receiver Front-End
11
Receiver Back-End
12
Automatic Gain Control (AGC)
13
Frequency Generation Circuit
14
Synthesizer
15
Voltage Control Oscillator (VCO)
16
Voice Storage (GP1280 Only)
18
Chapter 3 TROUBLESHOOTING CHARTS
21
Troubleshooting Flow Chart for Receiver (Sheet 1 of 2)
21
Troubleshooting Flow Chart for Receiver (Sheet 2 of 2)
22
Troubleshooting Flow Chart for Transmitter
23
Troubleshooting Flow Chart for Synthesizer
24
Troubleshooting Flow Chart for VCO
25
Chapter 4 UHF2 PCB/SCHEMATICS/PARTS LISTS
27
Allocation of Schematics and Circuit Boards
27
Motorola Professional GP640 Service Information (26 pages)
GP Series 300R1 (300 - 350MHz)
Brand:
Motorola
| Category:
Radio
| Size: 0.18 MB
Table of Contents
Computer Software Copyrights
2
Table of Contents
3
Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
5
GP340 Model Chart
5
GP640 / GP680 Model Chart
5
Technical Specifications
6
Chapter 2 THEORY of OPERATION
9
Introduction
9
Transmitter
9
Power Amplifier
9
Antenna Switch
10
Harmonic Filter
10
Antenna Matching Network
10
Power Control Integrated Circuit (PCIC)
10
Receiver
11
Receiver Front-End
11
Receiver Back-End
12
Automatic Gain Control Circuit
13
Frequency Generation Circuitry
14
Synthesizer
14
Voltage Controlled Oscillator (VCO)
16
Chapter 3 TROUBLESHOOTING CHARTS
19
Troubleshooting Flow Chart for Receiver (Sheet 1 of 2)
19
Troubleshooting Flow Chart for Receiver (Sheet 2 of 2)
20
Troubleshooting Flow Chart for Transmitter
21
Troubleshooting Flow Chart for Synthesizer
22
Troubleshooting Flow Chart for VCO
23
Chapter 4 PCB/SCHEMATICS/PARTS LISTS
25
Allocation of Schematics and Circuit Boards
25
Motorola Professional GP640 Service Information (43 pages)
Professional Radio
Brand:
Motorola
| Category:
Radio
| Size: 5.47 MB
Motorola Professional GP640 Service Information (30 pages)
Professional Radio, Power Distribution and Controller
Brand:
Motorola
| Category:
Two-Way Radio
| Size: 0.58 MB
Table of Contents
Table of Contents
3
Overview
5
Radio Power Distribution
5
Controller Circuits
6
Controller Architecture
6
MCU Digital Architecture
6
Real Time Clock
7
Modb/Vstby Supply
8
Audio/Signaling Architecture
8
All Models Except those with PCB 8486458Z03
9
Models with PCB 8486458Z03
10
Motorola Professional GP640 Specification Sheet (2 pages)
Transmitters
Brand:
Motorola
| Category:
Two-Way Radio
| Size: 0.53 MB
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