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IC-F11
Icom IC-F11 Service Manual
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5 - 3
to an RS-232C port
Personal
computer
to [MIC]
to [SP]
JIG cable
DB9 female plug
(incl. level converter circuit)
CONNECTION
to the antenna connector
RF power meter
0.1 10 W/50
Frequency
counter
Attenuator
40 dB or 50 dB
FM
deviation meter
Standard signal generator
0.1 V to 32 mV
( 127 dBm to 17 dBm)
SINAD meter
Speaker (8
)
Audio generator
OPC-478
CAUTION:
DO NOT
transmit while
an SSG is connected to
the antenna connector.
DC POWER
SUPPL
Y
GND
+
Battery type detector
Battery type detector
DC POWER CABLE CONNECTIONS
NOTE:
When you adjust the output power (high
power), the battery type detector must be con-
nected to GND (see illustration at above).
Ohterwise the transceiver does not transmit high
power
, the output power will be low
.
13
15
Table of Contents
Table of Contents
3
Section 3 Disassembly Instructions
6
Section 4 Circuit Description
7
Receiver Circuits
7
Transmitter Circuits
8
Pll Circuit
9
Power Supply Circuits
10
Port Allocations
10
Section 5 Adjustment Procedures
12
Preparation
12
Pll Adjustment
15
Software Adjustment
16
Main Unit
18
Parts List
18
Disassembly Information
30
Voltage Diagram
31
Board Layout
31
Voltage Diagram
33
Main Unit
40
Table of Contents
41
3 Disassembly Instructions
44
4 Circuit Description
45
Receiver Circuits
45
Transmitter Circuits
46
Pll Circuit
47
Power Supply Circuits
48
Port Allocations
48
5 Adjustment Procedures
50
Preparation
50
Pll Adjustment
53
Software Adjustment
54
7 Mechanical Parts and Disassembly
61
8 Semi-Conductor Information
63
9 Board Layouts
64
IC-F22/F22S/F22Sr Main Unit
64
IC-F21/F21S/F21Br/F21Gm Main Unit
66
Sw-A and Sw-B Units
68
Parts List
70
Disassembly Information
70
Voltage Diagram
71
Board Layout
71
Main Unit
72
Sw-A and Sw-B Units
76
Other manuals for Icom IC-F11
Instruction Manual
14 pages
Adjustment
8 pages
5
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Icom IC-F11 Specifications
General
Brand
Icom
Model
IC-F11
Category
Transceiver
Language
English
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