Icom IC-7410 Service Manual - Page 78

B-7175e, Hpr1s, Hatts, Hpofs

Page 78 highlights

V70 V65 V60 V55 The combination of this page and next page shows the top side and bottom side of actual P.C. board. • BPF UNIT (TOP VIEW) Q J141 R202 L201 C202 C204 C206 R167 R174 C138 R134 R136 R42 Q131 C142 R142 R J201 R201 C201 R203 C203 TO PA-A L202 C170 IC201 C205 L203 R207 R208 R209 L533 L532 Q532 C544 L516 L536 C539 C538 C542 R535 C537 C534 C536 C533 R533 C543 C541 4 R556 R537 R532 C540 C535 R539 C545 C546 C523 L514 C511 R523 R553 C551 C550 C549 L517 L518 3 TO RF-A J301 P C554 L515 C553 R521 Q511 R522 Q512 L513 L512 R555 R513 C527 C518 C529 C514 R515 R517 R550 R524 Q554 Q552 Q531 Q533 R512 C521 C517 C528 C513 R514 R516 2 R557 Q514 C15 C35 R32 Q336 Q132 L133 C139 C143 L21 C140 L134 L141 C131 5 R141 R132 R144 TO CTRL R143 C41 C42 RL141 L41 C91 R92 L91 C51 C71 C81 L11 C13 C12 L12 R12 C16 R11 C14 C25 C24 R21 R13 L13 C19 C29 R341 R342 Q318 Q322 C21 C22 R22 L22 L23 C23 R82 R348 C109 R91 R111 R61 R81 L82 C83 L81 C82 L83 C84 C85 C89 R344 Q326 C92 L92 C93 L42 C43 C94 C95 C96 L94 C103 C97 C98 C100 C45 C44 R41 C102 L95 L43 C49 R346 Q330 Q334 L93 C99 R112 C111 L111 C112 C114 L113 C115 C119 R350 Q338 L112 C113 R52 C52 L51 L53 C54 C55 C59 R343 Q320 L96 C101 R51 R71 L52 C53 R62 C61 C31 C72 C32 L71 L61 L72 C62 L31 C73 L62 C63 R72 C64 L63 C65 C69 R345 Q324 L73 C74 C75 L32 C34 C33 C79 R31 R347 C39 R349 Q328 Q332 Q551 Q515 Q534 HPR1S R321 B0 R322 B7 R328 R324 B8 R329 R330 B4 R325 B6 R326 R327 HATTS R323 14V R331 R339 5V R335 T8V R340 R334 R333 R332 J302 C340 R337 R338 TO RF-A J302 L33 B-7175E BPF 1 V50 V45 V40 V35 V30 V25 V20 V15 V10 V5 HPOFS HPR2S B1 B3 B8W B5 B2 8V GND R8V V0 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 7 - 15

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7 - 15
• BPF UNIT
(TOP VIEW)
The combination of this page and next page shows
the top side and bottom side of actual P.C. board.
B6
B1
HPR1S
HPR2S
14V
B8
B5
8V
B3
B4
5V
HATTS
R8V
B2
HPOFS
GND
B7
B0
T8V
B8W
C12
C13
C14
C15
C16
C19
C21
C22
C23
C24
C25
C29
C31
C32
C33
C34
C35
C39
C41
C42
C43
C44
C45
C49
C51
C52
C53
C54
C55
C59
C61
C62
C63
C64
C65
C69
C71
C72
C73
C74
C75
C79
C81
C82
C83
C84
C85
C89
C91
C92
C93
C94
C95
C96
C97
C98
C99
C100
C101
C102
C103
C109
C111
C112
C113
C114
C115
C119
C131
C138
C139
C140
C142
C143
C170
C201
C202
C203
C204
C205
C206
C340
C511
C513
C514
C517
C518
C521
C523
C527
C528
C529
C533
C534
C535
C536
C537
C538
C539
C540
C541
C542
C543
C544
C545
C546
C549
C550
C551
C553
C554
IC201
J141
J201
J301
J302
L11
L12
L13
L21
L22
L23
L31
L32
L33
L41
L42
L43
L51
L52
L53
L61
L62
L63
L71
L72
L73
L81
L82
L83
L91
L92
L93
L94
L95
L96
L111
L112
L113
L133
L134
L141
L201
L202
L203
L512
L513
L514
L515
L516
L517
L518
L532
L533
L536
Q131
Q132
Q318
Q320
Q322
Q324
Q326
Q328
Q330
Q332
Q334
Q336
Q338
Q511
Q512
Q514
Q515
Q531
Q532
Q533
Q534
Q551
Q552
Q554
R11
R12
R13
R21
R22
R31
R32
R41
R42
R51
R52
R61
R62
R71
R72
R81
R82
R91
R92
R111
R112
R132
R134
R136
R141
R142
R143
R144
R167
R174
R201
R202
R203
R207
R208
R209
R321
R322
R323
R324
R325
R326
R327
R328
R329
R330
R331
R332
R333
R334
R335
R337
R338
R339
R340
R341
R342
R343
R344
R345
R346
R347
R348
R349
R350
R512
R513
R514
R515
R516
R517
R521
R522
R523
R524
R532
R533
R535
R537
R539
R550
R553
R555
R556
R557
RL141
TO PA-A
TO CTRL
BPF
1
2
3
4
5
TO RF-A
B-7175E
J302
TO RF-A
Q
R
P
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70