28
J
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R400
R402
C23
R405
R407
R602
R605
R411
C31
C34
R609
R611
CN
R614
CN405
R618
R622
R623
R629
R449
C6
C603
C606
C413
C414
R450
C416
C610
C421
C423
C425
C429
C430
R470
C435
R471
C436
R472
R669
R476
R481
R677
C456
C457
C458
C461
C462
C464
C465
C466
C467
C468
C469
C660
C470
C665
C471
C472
C473
1
1
1
4
5
8
45
8
1
45
8
14
C100
IC6
R12
SELF
R13
Q400
Q401
1
1
1
1
1
8
8
9
9
16
16
1
8
9
16
1
8
9
16
1
8
9
16
3
4
5
4
5
8
2
3
5
1
1
13
24
3
4
5
2
3
5
1
2
3
5
Q402
Q405
L401
R75
C14
C15
TP5
TP4
E
+
+
+
+
+
+
+
+
+
+
J79-0070-09
TP6
E
C20
R601
R606
R607
R608
R610
R635
C600
C601
C607
R451
C612
C621
R475
C5
C6
C8
C9
D4
C454
R491
C459
C460
C463
C474
SENS. B
RDT
IC400
IC405
IC403
IC404
C480
C679
IC601
C681
IC605
L1
L5
C101
IC2
IC3
IC4
R14
R17
R5
R7
R8
R76
5M
C11
C18
R401
C27
R410
C32
R612
CN404
R617
5T
5C
5R
C609
C415
C417
C611
C613
C426
C428
C431
R668
D400
IC402
1
1
3
3
4
5
4
6
C488
IC602
Q2
G
S
D
F400
Q406
L400
1
DAT
CLK
NC
N/CSW
PTT
LCS
KEY2
KEY1
DGND
KES
NC
INAFC
EXAFC
AMPSW
OPPTT
TCONT
DATI
TCNT
AUDIH
MUTE
AUX
MAND
BUSY
A+
DATO
STONE
E
SCALL
KEY
EMERG
PTT
CODE4
CODE2
TXOUT
NC
PTTIO
RXAEN
TXIN
CODE3
CODE1
RXOUT
E
CLR/C
(AUX)
RXIN
+V
TP1
TP2
+
+
TK-290-11B
PC BOARD
TX-RX UNIT (X57-6132-70) Component side view (J79-0070-09)
Ref. No. Address
IC2
6G
IC3
6G
IC4
7F
IC6
7H
IC7
5Q
IC400
6H
IC402
8F
IC403
4H
IC404
3H
IC405
5H
Ref. No. Address
IC600
4K
IC601
5I
IC602
8J
IC603
8J
IC604
8K
IC605
7J
IC607
6L
IC608
8M
IC609
6N
IC610
5M
Ref. No. Address
Q2
6H
Q6
3N
Q7
5Q
Q8
3O
Q9
4Q
Q10
3Q
Q13
4Q
Q400
9F
Q401
9F
Q402
9H
Ref. No. Address
Q403
4L
Q404
4M
Q405
9F
Q406
9H
Q408
6R
Q409
6Q
Q410
7Q
Q411
6Q
Q601
5L
Q602
4L
Ref. No. Address
D4
7H
D8
4N
D9
4P
D400
8G
D402
6P
D403
7P
D409
6Q
D601
4M