Icom IC-475A Приемопередатчик
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Модель:
IC-475A
Дата:
1989
Категория:
Группа:
Описание:
430 MHz ALL MODE TRANSCEIVER
Hасто́льная кни́га тип:
Руководство по техническому обслуживанию
Страницы:
123
Размер:
22.90 Mbytes (24016031 Bytes)
Язык:
english
Пересмотр:
Hасто́льная кни́га ID:
A-1031H-N
Дата:
Качество:
Отсканированы документу, все читается.
Дата загрузки:
2016 01 06
MD5:
914ce7f98782ff3fd9c9f13a1b07ec6f
Загрузки:
2255
Информация
This service manual covers ail service information related
to the theoretical, physical, mechanical and electrical
characteristics of the IC-475A.E/H 430MHz ALL MODE Transceiver.
SECTION 1
SPECIFICATIONS ...
1 — 1—2
SECTION 2 OUTSIDE AND INSIDE
VIEWS ...
2 — 1-5
2-1 OUTSIDE
VIEWS ...
2—1
2-2 INSIDE
VIEWS ...
2 — 4
SECTION 3 BLOCK
DIAGRAMS ...
3 — 1
SECTION 4 CIRCUIT
DESCRIPTION ...
4 — 1-14
4-1 Receiver
CIRCUITS ...
4— 1
4-2 Transmitter
CIRCUITS ...
4—3
4-3 STANDBY CONTROL
CIRCUIT ...
4—6
4-4 PLL
CIRCUITS ...
4—6
4 - 5 LOGIC
CIRCUITS ...
4— 9
4 - 6 SWITCHING REGULATOR CIRCUIT (IC-475A/E
ONLY) ... 4—14
SECTION 5 MECHANICAL PARTS AND
DISASSEMBLY ...
5-1-7
5 -1 FRAME
DISASSEMBLY ...
5 — 1
5 - 2 FRONT PANEL
DISASSEMBLY ...
5 — 2
5-3 REAR PANEL
DISASSEMBLY ...
5 — 3
5 - 4 FRONT, LOGIC AND PLL UNITS CONNECTOR
ASSEMBLY ... 5 — 4
5-5 FRONT, MAIN AND RF YGR UNITS CONNECTOR
ASSEMBLY ... 5 — 5
5-6 PA AND REG UNITS CONNECTOR ASSEMBLY
(IC-475A/E) ... 5 — 6
5-7 PA, CTRL AND FILTER UNITS CONNECTOR ASSEMBLY
(IC-475H, ... 5 — 7
SECTION 6 MAINTENANCE AND
ADJUSTMENT ...
6 — 1-25
6 -1 PREPARATION BEFORE
SERVICING ...
6 — 1
6-2 PLL
ADJUSTMENT ...
6—2
6-3 FREQUENCY
ADJUSTMENT ...
6—4
6-4 Receiver
ADJUSTMENT ...
6—6
6 - 5 Transmitter ADJUSTMENT
(IC-475H, ...
6 — 12
6 - 6 Transmitter ADJUSTMENT
(IC-475A/E) ...
6 — 18
6-7 TONE
ADJUSTMENT ...
6 — 24
SECTION 7 BOARD
LAYOUTS ...
7 — 1-22
7-1 FRONT UNITS
(1) ...
7— 1
7-2 FRONT UNIT
(2) ...
7—2
7-3 LOGIC AND SENSOR
UNITS ...
7—4
7-4 PLL AND DDS
UNITS ...
7—6
7-5 MAIN
UNIT ...
7—8
7-6 RF YGR UNIT
(IC-475A/E) ...
7 — 10
7-7 RF YGR UNIT
(IC-475H, ...
7—12
7-8 REG UNIT (IC-475A/E
ONLY) ...
7 — 14
7-9 PA UNIT
(IC-475A/E) ...
7 — 16
7 -10 CTRL UNIT (IC-475H
ONLY) ...
7 — 18
7-11 PA UNIT
(IC-475H, ...
7 — 20
7 -12 FILTER UNIT (IC-475H
ONLY) ...
7 — 22
SECTION 8 VOLTAGE
DIAGRAMS ...
8 — 1 ~ 7
8-1 FRONT
UNIT ...
8—1
8-2 LOGIC
UNIT ...
8-2
8-3 PLL
UNIT ...
8 — 3
8-4 MAIN
UNIT ...
8 — 4
8-5 RF YGR
UNIT ...
8 — 5
8 - 6 REG AND PA UNITS (IC-475A/E
ONLY) ...
8 — 6
8-7 CTRL, PA AND FILTER UNITS (IC-475H
ONLY) ...
8 — 7
SECTION 9 PARTS
LIST ...
9 — 1-20