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Icom IC-F50 Service Manual
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SECTION 9
BO
ARD LA
Y
OUTS
9-1 MAIN UNIT
•
T
OP VIEW
S1
Q18
L46
Q7
C369
C18
D38
D8
D25
D7
D1
D39
D4
D3
IC2
L32
Q18
C150
IC5
C171
X1
IC11
IC13
IC12
L29
C146
C147
IC10
J1
IC6
C79
L7
L8
D10
Q1
Q2
D9
L30
D6
C236
IC9
Q8
C237
C239
C230
C81
C366
C92
R57
R53
C73
R10
C78
C30
C40
R22
C221
C32
C333
R16
R206
R207
C23
C15
C17
C24
R13
C21
R11
C91
C100
R69
R6
R55
C373
C106
C107
C241
C139
C205
C138
C144
R89
R97
C305
R194
R141
C252
EP5
R124
R125
R155
R153
R36
C300
C299
C298
C301
R101
C132
C225
R105
R185
C213
R103
R107
C265
R133
R122
C172
R152
C222
R181
R154
EP4
R104
R92
C143
C110
C109
R113
R80
R78
EP1
C368
R54
C83
R77
C111
C206
R111
R87
R109
C208
C209
C149
C155
C271
C290
C257
R135
C263
C281
R192
R193
C304
R195
C258
C127
R126
C253
C254
C256
R123
C128
R95
C145
R96
R90
C173
R183
R151
R157
C229
C106
R120
R121
R134
C266
C251
C130
R59
C88
R58
C86
C84
R9
R8
R5
C34
C35
R18
R19
C339
C39
R173
R21
R23
C46
C42
C223
R182
C43
C45
R15
C25
C22
C33
R12
R4
R2
C74
R338
R371
C27
C20
R14
R3
C76
C80
R7
C295
R167
C293
C296
R168
R297
F1
+5V
J1
F12
R5V
S5V
VCC
B6059B
UHF
T5V
C375
L27
Q15
L40
L23
Q16
L42
L43
L28
LV
36
1
VCC
VCC
NC
+5V
S5V
GND
GND
PWON
CSFT
D
AST
MRDF
MDIA
UNLK
TEMP
RSSI
L
VIN
KR1
CDEC
SDEC
NOIS
MTCK
M
TOT
EXOE
EXSM
SCA
T
PLST
SCST
MSCK
MDIO
SCK
SO
SIGNAL
CDCS
T
ONE
GND
MIC
J1
to the FRONT unit J401
9 - 1
66
68
Table of Contents
Table of Contents
3
Specifications
4
Section 2 Inside Views
5
Section 3 Disassembly Instructions
6
Receiver Circuits
7
Transmitter Circuits
8
Power Supply Circuits
8
Other Circuits
11
Port Allocations
11
Section 5 Adjustment Procedures
14
Preparation
14
Software Adjustments
18
Section 6 Parts List
19
Mechanical Parts and Disassembly
24
Cabinet Parts
24
Section 8 Semi-Conductor Information
27
Section 9 Board Layouts
27
Main Unit
27
Bottom View
28
Front Unit
29
Vr Board
31
Connector Board
32
Block Diagram
33
Voltage Diagram
34
Main Unit
34
Vr / Connector Boards
36
Table of Contents
41
Section 2 Inside Views
44
Section 3 Disassembly Instructions
44
Receiver Circuits
45
Transmitter Circuits
46
Pll Circuits
47
Power Supply Circuits
48
Other Circuits
49
Port Allocations
49
Section 5 Adjustment Procedures
52
Preparation
52
Section 6 Parts List
58
Section 8 Semi-Conductor Information
67
Section 9 Board Layouts
67
Main Unit
67
Front Unit
69
Vr Board
71
Connector Board
72
Block Diagram
73
Main Unit
73
Front Unit
73
Vr / Connector Boards
76
Other manuals for Icom IC-F50
Instruction Manual
64 pages
Service Manual Addendum
57 pages
4
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Icom IC-F50 Specifications
General
Brand
Icom
Model
IC-F50
Category
Transceiver
Language
English
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