Sailor RT2047 Service Manual Page 31
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1 GENERAL INFORMATION RT2047 DSC - PART II
PAGE 1-7
1.5 BLOCKDIAGRAM
Phase
Detector
Rx-Reference
Divider
Rx VCO
Loop
Filter
÷168
÷33/32
Prescaler
7 bit
A-counter N-counter
10 bit
Control-logic
Mixer
Second 455 kHz IF
and Detector
First
Mixer
21.4 MHz IFRF-AMP
Mixer
16.8 MHz
÷32
Filter
Loop Phase/Freq.
Detector
Reference
Divider
Tx-Buffer Tx-VCO
X-Tal
Oscilllator
21 MHz
PA-Driver
PA-Power
AMP
Harm
Filter
+13V
fTx
+
-
16.8 MHz
525 kHz
2.1 MHz
fLO1
fRx
f2IF AF
PA-Reg
+ Distress
SQ-Filter Rectifier Comparator
AF-Mute
EEPROM
Delayed OFF
+10V Sensor
Buffer +
Rx/Tx
+10V Tx
Delay Driver
+10V VCO
ON/OFF
AUX II Relay
Cry
AUX I
Driver
Battery
Sensor
D/A
Converter
6dB/Octave
Filter
Telephone
AMP
Vol-
Attenuator
AF-Power
Amplifier
AF from Rx
Buffer
MIC.-AMP.
Integrator
MIC. + AMP.
Clipper
MIC.-AMP.
Pre-Empaasis
Selcall Relay
+AF to inform.
Decoder
+5V +10V KEY-Buffer
Detector
÷2
able
Counter
AMP/Limiter
Filter
Switched
Bandpass
Capacitor
Programm-
ON/OFF
Rx-Filter
Control-AMPFilter
Duplex
Serial
Interface
Buffers
Display
Driver
nication
Commu-
Serial
Driver
Interrupt
CircuitGenerator
Constant
Current
Interface
Display
LCD-
Loudspeaker
uC
Int
Reset
2.1MHz
2.1MHz
+13V
+10V
+10V
+13V
+13V +5V
+10V+13V
MIC. IN
TELEPHONE OUT
AF FROM Rx
HANDSET KEY
SERIAL DATA
INTERRUPT
+13V +5V
Seriel
Interface
Buffers
uC
Int.
+13V PS
-13V PS
PATCH
INPUT
+13V +13V
1
1
1
1
1
1
2
8
9
5
4
7
5
48
3
9
Antenna
Relay
Control
Filter
+5V Keyboard
Buffer
24312D
3
3
AUX LS
PHONE
ON/OFF to
24V Supply
20.945 MHz
(MODULE 200)
INTERFACE (MODULE 6)
KEYBOARD (MODULE 7)
Tx-EXCITER (MODULE 300)
RECEIVER (MODULE 100)
PA-AMPLIFIER
Rx-SYNTHESIZER
(MODULE 400 & 500)
9543
- TECHNICAL MANUAL 1
- COMPACT VHF RT2047/D 1
- RT2047 DSC - PART I 3
- 1 GENERAL INFORMATION 1-1 5
- 1.1 INTRODUCTION 1-1 5
- 1.1 INTRODUCTION 7
- 2 INSTALLATION 11
- 2.1 INSTALLATION HINTS 11
- 2.2 MOUNTING POSSIBILITIES 12
- 4 pcs ø6.5 mm 14
- 4 pcs ø4.5 mm 14
- A B C D E F 15
- 0° 230 67 117 230 67 117 15
- 4.8° 243 67 129 245 72 117 15
- 9.6° 255 65 142 262 78 115 15
- 14.4° 265 62 155 270 89 112 15
- 4 pcs M3x30 16
- 4 pcs cover 16
- 8 pcs M5x8 16
- 4 pcs M5x30 16
- 20mm20mm 17
- 8 pcs M3x30 18
- 8 pcs M3x8 18
- 12 pcs M5x8 18
- 2 pcs M3x30 18
- 2.4 HANDSET 19
- 2.5 MICROTELEPHONE CONNECTOR 19
- 2.6 POWER SUPPLY 19
- 2.8 ANTENNAS 20
- 2.9 SPECIAL OPTIONS 20
- PAGE 2-11 21
- PAGE 2-12 22
- RT2047 DSC - PART II 23
- 1 GENERAL INFORMATION 25
- 1.1 GENERAL DESCRIPTION 25
- 1.2 TECHNICAL DATA 26
- Scan DW USA CQ 27
- Duplex Shift Call 27
- Vol SQ Tx1W 27
- 1.4 PRINCIPLE OF OPERATION 29
- 1.4.1 FREQUENCY GENERATION 29
- 1.4.2 RECEIVER 29
- 1.4.3 TRANSMITTER 29
- 1.4.4 THE MICROCOMPUTERS 29
- PAGE 1-6 30
- 1.5 BLOCKDIAGRAM 31
- PAGE 2-2 36
- Df= +3 kHz; f 37
- Df = + 3 kHz; f 37
- 2.2.2 32/33 PRESCALER 38
- PAGE 2-6 40
- 2.3.2 THE 21 MHZ OSCILLATOR 42
- 2.3.4 TX-VCO 43
- 2.3.5 LOOP-FILTER 43
- PAGE 2-10 44
- 2.4.1 TX-POWER-AMPLIFIER 47
- 2.4.2 HARMONIC FILTER 47
- 2.5 ANTENNA RELAY (500) 47
- Df = + 3 KHz; f 49
- PAGE 2-16 50
- 2.6.7 PA REGULATOR 52
- 2.6.9 MICROPHONE AMPLIFIER 52
- 2.6.10 SQUELCH CIRCUIT 52
- 2.6.11 AF CIRCUITS 53
- 2.6.12 SELCALL 53
- 2.6.13 THE EEPROM 54
- 2.6.15 THE KEY-FUNCTION 55
- 2.6.16 THE MICROCOMPUTER 55
- PAGE 2-22 56
- PAGE 2-23 57
- 2.7.6 DUAL WATCH 59
- 2.7.7 SCANNING 59
- PAGE 2-26 60
- PAGE 2-27 61
- 2.8 DUPLEX FILTER MODULE 800 62
- 2.9 FILTER UNIT MODULE 9/900 63
- PAGE 2-30 64
- PAGE 2-31 65
- PAGE 2-33 67
- PAGE 2-34 68
- H2087 for VHF RT2047 69
- PAGE 2-35 69
- H2089 for VHF RT2047 70
- PAGE 2-36 70
- PAGE 2-37 71
- PAGE 2-38 72
- 2.15 DC POWER SUPPLY N418 73
- 2.15.1 PRINCIPLE OF OPERATION 73
- 2.15.2 CIRCUIT DESCRIPTION 73
- 2.15.3 ADJUSTMENT PROCEDURE 74
- PAGE 2-41 75
- DIAGRAM DC POWER SUPPLY N418 75
- 2.16 N420 24V/12V REGULATOR 76
- 2.16.1 TECHNICAL DATA 76
- 2.16.2 PRINCIPLE OF OPERATION 76
- 2.16.3 CIRCUIT DESCRIPTION 76
- PAGE 2-44 78
- PAGE 2-45 79
- 3.2 MODULE LOCATION 3-3 83
- 3.1 MECHANICAL DISASSEMBLING 85
- PAGE 3-2 86
- 3.2 MODULE LOCATION 87
- 4 SERVICE 91
- 4.1 MAINTENANCE 91
- 4.2 ADJUSTMENT INSTRUCTIONS 91
- 4.5 PROCEDURE FOR CALIBRATION 92
- 4.6 ADJUSTMENT PROCEDURE 93
- 4.7 TROUBLE-SHOOTING 96
- 4.8 REPLACEMENT OF COMPONENTS 96
- 4.9 REPLACEMENT OF MODULES 96
- PAGE 4-8 98
- 4.11 PIN CONFIGURATION 99
- PIN ARRANGEMENT BLOCK DIAGRAM 102
- PAGE 4-12 102
- CONTENTS 109
- 5 PARTS LISTS 5-1 109
- 5 PARTS LIST 111
- PAGE 5-2 112
- PAGE 5-3 113
- PAGE 5-4 114
- PAGE 5-5 115
- PAGE 5-6 116
- PAGE 5-7 117
- PAGE 5-8 118
- PAGE 5-9 119
- PAGE 5-10 120
- PAGE 5-11 121
- PAGE 5-12 122
- PAGE 5-13 123
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