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IC-7410
Icom IC-7410 Service Manual
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C151
C152
C153
C154
C155
C156
C157
C158
C159
C201
C202
C203
C204
C205
C206
C207
C208
C221
C222
C302
C303
C358
C359
C360
C381
C382
C404
C405
C407
C408
C411
C421
C422
C423
C424
C425
C426
C427
C428
C429
C430
C451
C452
C453
C454
C455
C456
C457
C458
C459
C460
C462
C499
C
500
C501
C502
C503
C504
C505
C506
C507
C508
C509
C510
C511
C512
C513
C551
C552
C553
C554
C555
C556
C561
C562
C563
C571
C572
C573
D201
D421
D422
D451
D452
D501
EP151
EP500
EP501
FI401
IC201
IC501
J501
J571
L151
L152
L153
L201
L381
L401
L402
L421
L422
L423
L451
L452
L453
L501
L502
L503
L504
L505
L551
L552
Q151
Q201
Q202
Q203
Q421
Q422
Q451
Q452
Q501
Q502
Q551
Q552
Q571
Q572
Q573
Q574
R151
R152
R153
R154
R155
R156
R157
R201
R202
R203
R204
R205
R206
R207
R208
R221
R222
R3
0
R359
R360
R403
R404
R405
R406
R407
R408
R409
R411
R421
R422
R423
R424
R451
R452
R453
R454
R499
R501
R502
R503
R504
R505
R506
R507
R508
R509
R551
R552
R553
R554
R555
R556
R557
R558
R559
R560
R561
R571
R572
R573
R574
R575
R577
R578
R579
R580
R581
X151
CP221
4
To MAIN
T2Lo
L
K
REFERENCE FREQUENCY SIGNAL
Check point
REFERENCE FREQUENCY SIGNAL
Adjust points
LOCK VOLTAGE
Check point
LO LEVEL
Check point
27
C131
C132
C133
C134
C672
C673
C675
C676
C701
C702
C703
C704
C705
C706
C707
7
08
C709
C710
C713
C715
C716
C717
C718
C800
C801
C803
C805
C807
C808
C810
C850
C851
C853
C855
C856
C858
C901
C981
C983
D801
D851
1
21
FI981
IC124
IC701
IC702
IC703
IC704
J671
J701
J851
J852
L672
L673
L702
L703
L801
L802
L803
L811
L812
L850
L851
L852
L853
L981
L982
Q701
Q801
Q802
Q803
Q850
Q851
Q852
Q900
Q902
Q903
R677
R678
R679
R701
R702
R703
R704
R705
R706
R707
R708
R709
R710
R711
R712
R713
R714
R715
R716
R717
R718
R719
R720
R721
R722
R723
R724
R725
R726
R
727
R
728
R
729
R730
R731
R732
R733
R734
R735
R801
R802
R803
R804
R805
R806
R807
R809
R850
R851
R852
R853
R854
R855
R857
R900
R901
R902
R904
R911
R913
R981
R982
R983
R984
R985
R986
To RF-A
MKR
To RF-A
To MAIN
T3Lo
To MAIN
CODEC
J
N
I
M
RX 2ND LO LEVEL
Check point
TX 3RD LO LEVEL
Check point
CODEC CLOCK LEVEL
Check point
4 - 3
•
THE LOCA
TION OF ADJUST/CHECK POINTS ON
THE PLL UNIT
20
22
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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