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IC-7410
Icom IC-7410 Service Manual
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7 - 1
SECTION 7
.
BO
ARD
LA
Y
OUTS
The combination of top side and bottom side of this
• DISPLAY BOARD
(TOP VIEW)
CFL+
CFL-
NC
NC
F - 1
PO
WER
TRANSMIT
NR
NB
TUNER
MENU
SSB
CW
RTTY
AM/FM
FIL
TER
SPEECH
MONITOR
COMP
V
OX/BK-IN
LOCK
RIT
CLEAR
NO
TCH
PBT
-CLR
F - 2
F - 3
F - 4
F - 5
ANT
METER
P.
A
M
P
AT
T
DS741
DS742
J111
R722
R724
R726
R728
S601
S602
S603
S604
S611
S612
S613
S614
S621
S622
S623
S624
S631
S632
S633
S634
S641
S642
S643
S644
S651
S652
S653
S654
2
6
6
S
1
6
6
S
S663
S664
S671
S673
S681
S682
S683
S691
S692
S693
S694
S695
S701
S702
S703
S704
S711
S712
S713
S714
S731
S732
S733
S734
S735
S736
F5
F4
F3
F2
F1
MENU
SSB
CW
RTTY
AM/FM
FILTER
MONITOR
COMP
VOX/BK-IN
P.AMP/ATT
3
2
1
SPLIT
A/B
A=B
UP
DOWN
XFC
6
5
4
7
8
9
ENT
0
.
M-CLR
MW
VFO/MEMO
TS
MP-R
MP-W
NOTCH
PBT-C
CLEAR
dTX
RIT
SPEECH
LOCK
TO CFL
TX
RX
POWER
TRANSMIT
TUNER
ANT
NR
NB
WARNING
MONITOR
COMP
BK-IN DELAY
KEY SPEED
MP451
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
H120
H125
H130
H135
H140
H145
H150
H155
H160
H165
H170
H175
H180
H185
H190
H195
H200
H205
H210
H215
H220
H225
H230
H235
H240
H245
H250
H255
H260
H265
H270
H275
H280
H285
H290
H295
H300
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70
V75
V80
V85
V90
V95
V100
V105
63
65
Table of Contents
Default Chapter
2
Repair Notes
2
Table of Contents
3
Specifications
4
Antenna Tuner
4
View from the Bottom of Chassis
5
Section 2 Inside Views
5
Display Unit View
6
Main Unit Top View
7
Main Unit Bottom View
8
PA-A Unit
9
CTRL Unit View
10
Antenna Switching Circuits (CTRL Unit)
11
Attenuator Circuits (BPF Unit)
11
Preamplifier Circuits (BPF Unit)
11
Receiver Circuits
11
1St/2Nd RX if Circuits (RF-A Unit)
12
Demodulator Circuits (Main Unit)
12
Modulation Circuits (Main Unit)
13
Transmitter Circuits
13
TX AF Circuits (Connect Unit)
13
TX AF Circuits (Main Unit)
13
1St TX if Circuits (RF-A Unit)
14
3Rd TX if and 2ND TX if Circuits (Main Unit)
14
BPF Circuits
14
Antenna Tuning and Switching Controls (CTRL Unit)
15
Resistance Detection Circuit
15
TX Amplifier Circuits (PA-A Units)
15
TX Filter Circuits (PA-A Unit)
15
2Nd RX lo Circuit
16
2Nd TX lo Circuit
16
Frequency Synthesizer (PLL Unit)
16
Reference Frequency Oscillator Circuit
16
CPU Port Allocations
17
Voltage Block Diagram
18
Adjustment Procedure
19
General Connection Unit Location
19
Preparation
19
Required Equipment
19
Adjustment on the PLL Unit
20
The Location of Adjust/Check Points on the PLL Unit
21
Adjustments on the Main Unit
22
Adjustments on the RF-A Unit
22
The Location of Adjust/Check Points on the RF-A Unit
23
Adjustments on the CTRL Unit
24
Adjustments on the Function Display
25
ID Adjustments
25
Main Adjustment Menu
25
Transmit Adjustments
26
APC Reference Adjustment
27
Reference Adjustments
27
Reference Frequency Adjustment
27
Receive Adjustments
28
Main Unit Parts
29
Section 5 Parts List
29
Main Unit
30
Connect Unit Parts
35
Connect Unit
37
PLL Unit Parts
37
RF-A Unit Parts
40
BPF Unit Parts
43
PA-A Unit Parts
45
CTRL Unit Parts
48
Network Unit Parts
51
Display Unit Parts
52
VR-A Unit Parts
54
VR-B Unit Parts
54
PBT Unit Parts
55
VR-C Unit Parts
55
Jack Unit Parts
56
RIT Unit Parts
56
MIC Unit Parts
57
Chassis Parts
58
Mechanical Parts List
58
Bpf Unit
59
Front Unit Parts
59
Rf-A Unit
59
Accessories List
61
Front Unit Exploded View
62
Chassis Exploded View
63
Network Unit Exploded View
63
Board Layouts
64
Display Board View
64
Display Board
65
PLL Unit Board View
66
Main Unit Board View
68
Connect Unit Board View
70
PA-A Unit Board View
72
Network Unit Board View
74
PBT Unit Board View
74
VR-A/VR-B/VR-C Units Boards View
74
CTRL Unit Board View
76
BPF Unit Board View
78
RF-A Unit Board View
80
Network Unit
82
Pll Unit
82
Wiring Diagram
82
Block Diagram
84
Voltage Diagram
87
Ctrl Unit
102
Other manuals for Icom IC-7410
Instruction Manual
124 pages
Quick Start Guide
2 pages
Specifications
1 page
Accessories
2 pages
4
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Icom IC-7410 Specifications
General
Brand
Icom
Model
IC-7410
Category
Transceiver
Language
English
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