Kenwood TK-790 Service Manual page 83

A B C D
TK-790/ ( B ) /H ( B
1
CONTROL UNIT (X57-5610-XX) (B/3) -10 : TK-790/(B) K -11 : TK-790(B) K2 -12 : TK-790H(B) K Foil side view
Q543
R740
2
Q544
+
C529
R744 R741
Q518
R511
3
C712
C545
R501
4
R526
D504
R502
D502
C639
5
C686
C632
C635
6 C636
C633
+ C565
C634
C610
C638
7
8
C627
9
10
11
12
Ref No. Address Ref No. Address Ref No. Address
IC501 3B IC512 7Q Q501 4D
IC505 8L IC513 8O Q502 4D
IC506 5D IC515 5P Q504 9L
IC508 9Q IC517 6N Q505 7J
13
IC509 8R IC519 4G Q506 3A
IC510 8M IC523 7H Q507 3A
93
14
E F G H
)
PC BOARD VIEW
R666
1 32
C699 +
IC519
16 17
Q524
R698
+
C697
D503
C501
Ref No. Address Ref No. Address Ref No. Address Ref No. Address
Q509 5O Q523 5F Q534 2I
Q510 6O Q524 5F Q535 3I
Q511 5O Q525 7H Q536 3I
Q512 6O Q528 8M Q537 3J
Q513 5N Q529 8M Q538 2K
Q518 3C Q533 3I Q539 4J
I J K L
D515 D523 D521 D516
+
C698
R734
R736
Q540
Q537
Q539
R655
D527
R654
R652 D514
D526
Q505
R570
R568
R541
+
C552
C538
R699
Ref No. Address Ref No. Address Ref No. Address
Q540 3J D503 10E D511 5N D517
Q542 2B D504 4C D512 2J D519
Q543 2B D505 5C D513 2M D521
Q544 2B D506 7K D514 4L D523
D501 4D D507 4B D515 2J D524
D502 4D D508 4C D516 2L D526
94
M N O P
D519 D517 D513
R677
R711
R710
R601 Q511
R709
D511
9 8
Q509
Q510
IC517
Q512
16 1
C597
R675
C567
R539 C557
R563
Q528
C566
C576
C692 C696 +
R545
+ C575
R567
R586
+
C593
+
C587 R581
R580 C585
R532
Ref No. Address
2M D527 4K
2L D528 6R
2K D529 6G
2K
4J
5K
Q R S
J72-0567-42 B/3
R708
C642 R679 C641 R678
R599 R600
+
+
R559 R572
5 4
IC509
8 1
R557
C582
R588 R589
C695
Component side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Foil side