Kenwood NX-300 Service Manual page 102

A B C D
NX-300(G)
PC BOARD
1
TX-RX UNIT (XC1-0130-XX) -10: K,K3 -11: K2,K4
Component side view (J79-0431-19)
2
3
Q504
+
L503 C542
4
R538
C533
C534
R566
R534
R531
1
5 5
IC503
+ R532
3 4
R536
R535
6
C563
+
R515
R586
C520
R504
7
R574
C500
R501
R570 R941 C502
8
R500
R935
C508
C503
C501 C505
R955
C504
9
C509
C710
C711
C506
10
R958 R956
C703
11
J79-0431-19
Ref. No. Address Ref. No. Address Ref. No. Address
IC404 10G IC700 8H
12
IC500 9B IC701 9E
IC501 7C IC702 7K
IC502 7E IC881 6O
IC503 5C IC900 4P
13
IC504 7H IC901 9O
IC600 4J IC902 5N
14
E F G
C630
C987
C537
L530
C543
R550
L504
R523
C523
R506
R522
C522
6 1
C562
7 25
C514 C600
C512 C519
1
C518
R547
12 19 IC504
13 18
4
C555
C513 C516
L599 L598
R712
C717
R724
C728
CF701
24
1 C727
R717
R738
C735 C736
R727
R726
1 8
R721
IC404
C760
12 13 4 5
R725
C724
C713 C729
Ref. No. Address Ref. No. Address Ref. No. Address
Q503 6C Q704 6L D505 4C D882
D900
Q504 4B Q900 9P D604 7J
Q604 6J Q901 7N D605 6I D901
Q605 3I Q902 7M D608 5I D902
Q607 4I Q904 9O D611 8I
Q608 4J Q905 4N D700 6L
Q610 5I D501 7C D881 7P
H I J K
TX-RX UNIT (XC1-0130-XX) -10: K,K3 -11: K2,K4
Component side view (J79-0431-19)
C646
C640 R648
R652
R651
R653
C641
R641
R654
Q607
R655
Q608
C653 R659
S
D
R660
G
R657
R664
R658
C672
+
F900
D608
+
C631 Q604
R633
C761
D605
C626
8
D604
R635
C602
5
R758
R600
C601 R629 C622
D611
R704
C693
R705
S
C902
C947
R735
R517
C942
R795
R518
7P
8P
5M
5P
L M N O
PC BOARD
1
PTT
GND
C945
Side_G
Side_1
C971
C943
Side_2 5
C636
C913
R921
Q905 R922
C964
D901
R755
IC881
D700
C957
1
Q704
C955
3 4
R906
R882
R910
Q902
CN881 R881
S D
R913
G G
D S
R918
R907 R909
R962 C948
+
C950
L901
C904
C949
R589
1
Q904
CN900
3
C974
C973
C967 R926 C972
R925
R934
P Q R S
NX-300(G)
C976
R908
D902
C951
C891
6
L882
C885
C884
L883
C883
D882
R936
D881
R902
5
4
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14