Kenwood NX-411 Service Manual page 96

A B C D
NX-411
PC BOARD
1
TX-RX UNIT (X57-8120-10) (A/2)
Foil side view (J79-0303-09 A/2)
2
R421 R414
R383 C375 L319
24 19
1 18
3
6 13
7 12
R415 R390
C6 R55 C7
R56
C43 C44 5 4
R57
IC9
R392 R391
4
8 1
R58
R62
C51 C67
D2
5 4
IC14
8 1
C61 C62
R71 R72
R92 C79
Q6
C82 R95
R93 C80 S C86
5
D
C81 R94
R97
G R99
Q9
R96
S C84
R73 D
R98
G
C48
G
Q8 D
S
6 1 5
CN316
IC8 TXD
3 4
R50
CN315
RXD
R30
C42 R49 R35
CN318
GND
R34 C25
CN317
7 C31
C2 MAN DOWN
1 5
IC4
3 4
R28 C22
R27 C1
C24
C30
R36 R38 R37 C28
8
1 8
IC1 CN307
4 5
R4
C4 C5
R5 R3
R1 C3
J79-0303-09 A/2
9
10
Component side
Layer 1
Layer 2
11
Layer 3
Layer 4
Layer 5
Layer 6
Layer 7
12 Layer 8
Foil side
13
14
E F G
R19
R422
R20
R501
R502
C817 L804
CN321 C832
R509
C816
C506
C508 C815
C503 C509
C813 C814
R416 C12 R424 R423
L316
R54 R59 C52 R46
R812
C812
F301
C74
R40 C18 R811
5 4 R810
R60
IC6
R41 R39 C811
C53 8 1
R42
C66 R81
C32 C507
R77
C35 R16 C15 R13
C583
C9 R7
G
D
R569
C8
S
Q1
R10
R48
R53
C510
C40 L521
CN311 R80 24 19
RSSI C39 1 18
R519
C37 C519
CN310
6 13
PTT1
7 12
R527
12 7
C528
R21
C520
13 6
C529
D8 R526
CN309
IC503
C527
PTT2 C114 C526
L502 R524
R147 R151 18 1
19 12
R517 C515
R148
R536
R518 C516 C514
R150
D7
C517
+
TH1 C542
D501
C113 C111
R514
R146 C112
R513 C543
C513
4 3
C512
IC504
C544 +
R126
Q12 5 1
R127
C98 C97
R538 +
C522
C541
5 4
C530
IC16
G
8 1
D Q502
R545
S
C95
S
R115
D
C75
G C540
R90
Q5
CN3
ASQ
Ref. No. Address Ref. No. Address Ref. No. Address Ref. No. Address
IC1 8C IC11 7E IC801 4L Q12
IC2 3F IC12 5D IC802 4J Q501
IC3 6F IC13 5F IC804 4N Q502
IC4 7C IC14 4C Q1 5F Q503
IC5 7C IC16 8F Q3 5A Q504
IC6 4E IC311 3C Q4 5B Q505
IC7 4F IC502 4G Q5 9E Q506
IC8 6C IC503 6G Q6 5C Q507
IC9 4C IC504 8G Q8 6B Q508
IC10 4E IC601 5P Q9 5C Q509
H I J K
R805
R808 C825 Q802
R835
R806 C808
1 26 C834
C833 C822
R832
C836
C820
R838
R809
R820
C805
C831
C826
C806
C828
C807
C829
12 13
R807 C827
R818
R567
C582
R572
Q510
D513
R570 R675
R582 C592
C584 R676
L618
R584
Q610
C596 R678
C601 C717
D506
R532
Q505 C624
R534
1 6
C538
C549
C578
3 4
D509
D511 R627
L518
D505
C632
C546
R563
C641
C579
R635
R576
C575 L512
L620
L528
R564
C566
C562
C571
L514
+
C559
R543
D507
+
C548 D508
L505
D512
C572 D510
R562
C573
L517
C565
L605
Q508
L511
R560
C561
R558 L515 L516
C567
C569
Ref. No. Address Ref. No. Address Ref. No. Address
8E Q510 5H Q801 4H D502
8F Q601 6L Q802 3K D504
8G Q602 8L Q804 3Q D505
7I Q604 8M D1 4B D506
7J Q605 5O D2 4B D507
6I Q606 5O D3 4D D508
7I Q607 6Q D4 4D D509
8J Q608 5P D7 7E D510
8I Q609 4P D8 6F D511
7I Q610 5J D501 7F D512
L M N O
R836
L806
C838
XF801
L817 C874 L820
L807
C849
C844
R848
C845
C846
R847
C852 4 3 R845
R804
C856 C857
1 5
6 1 C858
S
IC801
D
C855
G
3 4
Q605
L812 S
R815 R803
C689
C821 R814
R876
Q606
C859
C863
C861
CN202
C865
L815
L814
R654
R653
L601 R602
R607
3 2
R650
C609
4 1
C620
C617 R651
L603
+B
C707
C649
R629
R634
C643 C651 C667
R645 C673
CN601
C659
C669
G
C666
S Q602
G Q604 D
R664
D
L606
R638
L621 C654
Ref. No. Address
8G D513 5J
8I D601 5I
7K D604 5P
6J D605 7P
8J D606 7P
8J D607 6Q
6K D608 6Q
8J D801 5Q
7J
8J
P Q R S
NX-411
PC BOARD
TX-RX UNIT (X57-8120-10) (A/2)
Foil side view (J79-0303-09 A/2)
R867
C895
Q804
D G
S G
C880
R866
L824
R868
C909
R860 L825
R646
4 3
Q609
L830
6 1
C908
L831
R669
IC601
D608
C677
D607
C691
C697
R648
L614
C693
C665
R662
C694
L615
C700
C687
C684
L617
R660
R659
C706
TX-RX UNIT (X57-8120-10) (B/2)
RXD1
CN923
TXD1
J79-0303-09 B/2
1
2
3
4
5
6
7
8
9
10
11
12
13
14