Icom IC-7410 Service Manual - Page 66

B-7299c, Ep151, Ep354, Mp291, Mp351, Mp701, To Rf-a, To Main, Cp221

Page 66 highlights

V95 V100 V105 V110 V115 V120 • PLL UNIT (TOP VIEW) V5 V10 V15 V20 V25 V30 V35 V40 V45 V50 V55 V60 V65 V70 V75 V80 V85 V90 C23 R23 C21 R21 J81 R124 C19 R19 C17 R17 C15 R15 C13 R13 PDAT5 PSL5 UNLK 14V 14V 14V 14V 14V 14V 5V NC NC NC HIFOP1K MCK5 DRESL5 HTXS ALC HAGC GND PCK5 PST5 NC 14V NC 14V NC 14V NC 5V 3R3V -12V HIFOP2K MDAT5 RASTB5 DRESH HRXS REFV TXS GND IC122 1 C126 C127 IC121 C123 C124 C122 C125 C130 R122 R121 IC123 HIFOP2K 10V -12V 3R3V NC ALC MCK5 RASTB5 GND HRXS 14V HIFOP1K R81 C81 NC R82 C82 EP83 C83 NC EP84 C84 5V EP85 C85 EP86 C86 HAGC R87 C87 R88 C88 GND R89 C89 MDAT5 R90 C90 R91 C91 DRESL5 R92 C92 R93 C93 HTXS R94 C94 8V EP95 C95 EP96 C96 14V R123 C129 C128 J81 To RF-A IC104 IC103 R105 R106 C104 R104 R103 R102 R101 C103 B-7299C PLL C10 C11 C12 C14 C16 C18 C20 C22 C24 EP10 EP11 R12 R14 R16 R18 R20 R22 R24 J1 To MAIN J1 3 C9 EP9 C8 EP8 EP7 C7 C6 EP6 EP121 C368 C369 C373 IC124 L353 2 D951 R908 R906 C903 L901 R909 C902 Q901 R903 C904 R905 L952 L951 R907 C982 R902 C901 R901 R911 Q801 C800 R803 R806 R804 C808 C807 L802 C801 L812 R985 L982 C983 C981 R984 R981 R805 C810 FI981 L981 R982 R809 Q802 R904 Q903 L801 R900 L803 C805 R986 C803 R802 Q803 Q902 Q900 R807 R913 R678 R679 D801 Q851 R851 C850 C715 R731 R734 R733 R735 C717 L811 R724 C370 R983 R852 L851 C851 Q701 L703 L850 Q852 J852 M To RF-A L702 R732 C716 C718 R801 D851 Q850 R722 R720 R721 R718 R719 R716 R717 R714 R715 R712 R713 C705 R711 R710 R709 R708 R707 C709 R706 R705 R704 R703 IC703 R725 R850 C713 C853 C134 J701 C133 MKR To RF-A N C706 C132 C131 IC353 IC704 C707 C710 R730 IC702 C704 R702 R723 IC701 C702 C701 R701 L701 C856 R854 L853 L852 C855 R857 C858 R853 R855 J671 I CODEC To MAIN J851 J T3Lo To MAIN C674 R677 C676 C675 L672 R728 R727 R729 R726 C708 C703 C671 R674 C672 C673 L673 R666 R667 R663 EP661 R662 IC661 C661 EP354 IC352 L355 L351 EP355 C371 C351 C355 C354 C357 L354 R353 R354 R352 C382 R403 C381 L381 C367 C356 C358 C359 R351 C366 C353 C352 C310 L303 C309 C305 MP701 MP351 C312 C311 L304 C365 IC351 C360 R360 L352 R357 C364 C307 L302 C308 C306 L301 C304 R304 R303 R305 Q301 R355 R358 R301 R356 C301 R302 R359 C303 C302 6 MP291 R272 7 R271 R275 R252 C251 Q271 L251 C273 C272 R273 R274 D251 C223 C206 C205 CP221 L252 C253 C260 Q252 R255 R254 C261 L671 R665 C663 L661 C259 R251 5 C254 R253 C271 IC662 R664 C662 R661 C256 Q251 C257 C255 C258 L551 L552 C204 R204 C221 C222 C152 L151 R152 R151 R153 R558 C563 Q552 R156 Q573 C159 R154 C151 C153 Q551 L201 R205 C404 R405 C408 R404 R406 L401 FI401 C405 L402 R407 R409 Q203 Q202 C208 C207 IC201 C203 R553 R552 R222 R551 R208 R221 R554 D201 C552 R203 C202 Q201 C551 R555 C553 C157 R202 R201 C201 L153 C158 C156 R157 Q151 C155 C154 R155 X151 C554 C556 C555 R556 R557 R561 C562 D451 C411 C407 R408 D421 L152 C459 R451 L451 C452 R454 L452 C454 C451 C453 C455 C456 L453 C458 C457 R422 C429 R421 L421 R411 C421 C423 C424 L422 C422 C425 R423 C426 L423 C430 C428 C427 R424 R206 R207 R580 Q574 Q572 EP151 R559 R560 C561 R573 C571 R571 R581 R574 C2 C4 D422 EP500 Q502 Q422 Q452 R452 C460 Q421 Q451 C462 R2 R4 C499 R1 R3 R5 R453 D452 C500 R502 C501 C502 R503 R501 R499 Q501 C513 R506 L505 R508 J501 L R509 R507 C512 C510 C511 L504 C509 C506 L502 C505 C504 D501 C503 IC501 L501 EP501 C507 R504 C508 R505 L503 To RF-A J571 K T2Lo To MAIN 4 C1 C3 C5 V0 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 7 - 3 R575 C572 R572 Q571 C573 R577 R579 R578 The combination of this page and next page shows the top side and bottom side of actual P.C. board.

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7 - 3
• PLL UNIT
(TOP VIEW)
The combination of this page and next page shows
the top side and bottom side of actual P.C. board.
HIFOP1K
MDAT5
HTXS
14V
DRESL5
8V
14V
RASTB5
MCK5
GND
HRXS
ALC
NC
-12V
NC
HAGC
GND
5V
3R3V
NC
HIFOP2K
10V
DRESH
14V
PDAT5
14V
NC
14V
RASTB5
14V
14V
14V
14V
HIFOP2K
14V
HIFOP1K
HRXS
5V
UNLK
14V
5V
PST5
MDAT5
NC
MCK5
PSL5
-12V
3R3V
NC
HTXS
DRESL5
PCK5
ALC
NC
NC
NC
NC
TXS
HAGC
REFV
GND
GND
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C23
C24
C81
C82
C83
C84
C85
C86
C87
C88
C89
C90
C91
C92
C93
C94
C95
C96
C103
C104
C122
C123
C124
C125
C126
C127
C128
C129
C130
C131
C132
C133
C134
C151
C152
C153
C154
C155
C156
C157
C158
C159
C201
C202
C203
C204
C205
C206
C207
C208
C221
C222
C223
C251
C253
C254
C255
C256
C257
C258
C259
C260
C261
C271
C272
C273
C301
C302
C303
C304
C305
C306
C307
C308
C309
C310
C311
C312
C351
C352
C353
C354
C355
C356
C357
C358
C359
C360
C364
C365
C366
C367
C368
C369
C370
C371
C373
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
C500
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
C661
C662
C663
C671
C672
C673
C674
C675
C676
C701
C702
C703
C704
C705
C706
C707
C708
C709
C710
C713
C715
C716
C717
C718
C800
C801
C803
C805
C807
C808
C810
C850
C851
C853
C855
C856
C858
C901
C902
C903
C904
C981
C982
C983
D201
D251
D421
D422
D451
D452
D501
D801
D851
D951
EP6
EP7
EP8
EP9
EP10
EP11
EP83
EP84
EP85
EP86
EP95
EP96
EP121
EP151
EP354
EP355
EP500
EP501
EP661
FI401
FI981
4
0
1
C
I
3
0
1
C
I
IC121
IC122
IC123
IC124
IC201
IC351
IC352
IC353
IC501
IC661
IC662
IC701
IC702
IC703
IC704
J1
J81
J501
J571
J671
J701
J851
J852
L151
L152
L153
L201
L251
L252
L301
L302
L303
L304
L351
L352
L353
L354
L355
L381
L401
L402
L421
L422
L423
L451
L452
L453
L501
L502
L503
L504
L505
L551
L552
L661
L671
L672
L673
L701
L702
L703
L801
L802
L803
L811
L812
L850
L851
L852
L853
L901
L951
L952
L981
L982
MP291
MP351
MP701
Q151
Q201
Q202
Q203
Q251
Q252
Q271
Q301
Q421
Q422
Q451
Q452
Q501
Q502
Q551
Q552
Q571
Q572
Q573
Q574
Q701
Q801
Q802
Q803
Q850
Q851
Q852
Q900
Q901
Q902
Q903
R1
R2
R3
R4
R5
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21
R22
R23
R24
R81
R82
R87
R88
R89
R90
R91
R92
R93
R94
R101
R102
R103
R104
R105
R106
R121
R122
R123
R124
R151
R152
R153
R154
R155
R156
R157
R201
R202
R203
R204
R205
R206
R207
R208
R221
R222
R251
R252
R253
R254
R255
R271
R272
R273
R274
R275
R301
R302
R303
R304
R305
R351
R352
R353
R354
R355
R356
R357
R358
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
R661
R662
R663
R664
R665
R666
R667
R674
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
R727
R728
R729
R730
R731
R732
R733
R734
R735
R801
R802
R803
R804
R805
R806
R807
R809
R850
R851
R852
R853
R854
R855
R857
R900
R901
R902
R903
R904
R905
R906
R907
R908
R909
R911
R913
R981
R982
R983
R984
R985
R986
X151
7
To RF-A
MKR
To RF-A
1
2
To MAIN
T3Lo
6
To RF-A
3
J1
J81
To RF-A
To MAIN
B-7299C
PLL
CP221
5
4
To MAIN
T2Lo
To MAIN
CODEC
L
K
J
N
I
M
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70
V75
V80
V85
V90
V95
V100
V105
V110
V115
V120