Kenwood TK-863G Service Manual page 51

A B C D
TK-863G
PC BOARD VIEW
1
TX-RX UNIT (X57-6490-10) (B/2) Component side view + Foil side (J72-0810-02)
2 J72-0810-02 B/2
R612
R595
R613
PSW
R593
3
R620
Q504
R621
C581
Q508
4
C590
C615
D527
R600
J501
5
R614 D525
PTT
PTT/
D524 CM MIC PSB
TXD
HOOK/
ME GND MBL
RXD
SPD
R599
6
C620 R607
Ref No. Address Ref No. Address Ref No. Address Ref No. Address
IC501 4P IC509 3J Q503 3J D501
7
IC502 4Q IC510 3M Q504 3C D502
IC503 4L IC512 4L Q505 3B D503
IC505 3O IC513 4J Q506 3B D504
IC507 3H Q501 5S Q508 4C D506
IC508 4G Q502 4I Q509 4B D507
8
DTC114EE
2SB1565
2SA1745
9
2SA1774
2SC2412K
2SC4226
2SC4617
2SC5110
10
MA742 3SK255
2SK508NV
11
12
TC35453F MB15A02
13
57
14
E F G H
D512
R550
R548
R553
C534
R566
C543
R567
C542
R560
C530
C536
R558
R554
1 8
R561
34 44
VOL IC507
33 1
UP +
4 5
C545
C537 R564
X501
IC508
C549 R563
R575
R576
+ C555
VOL
23 11
DN
22 12
C557 C558
C566 R582
C560 R581
C565
R583
D513
+
+
R722
MON
R610
Ref No. Address Ref No. Address Ref No. Address
4O D508 5G D514 5I D527 5B
4O D509 5N D521 3C D528 6D
5O D510 5R D523 4B D529 3I
3O D511 2R D524 5B
5L D512 2E D525 5C
4O D513 5E D526 5D
2SB1332
2SA1641 2SC4093
2SC2954
2SC3357 4
3
2
2SK1824 BU4094BCF TC4013BF
NJM78L05UA BU4094BCFV TA7808S
RH5VL42C
I J K L
R726
C632 LCD CNT
MBL 5C
CS CK
CNT
E E SB
DT
R533
C525 14 1
C517
IC509
R578
5 4
C578
R543
C550 +
+
IC513
C541
Q502
8 1
8 7
C527
R585
C623
R512
D514 CN501
A D/A
2SC4081
DTC363EU DTA114EKA
DTC114EKA
DTC114EUA
DTC144EKA
DTD114EK
1
KRA225S
BU4066BCFV M62363FP
LC75823W
NJM2904V TA75S01F TA31136FN
58
M N O P
L501
1 16 8 1
C501
IC505
IC510
5 4
51
8 9 CP517
50
R517
D504
R505
C587
CP
519
+
D501
D502
R520 CP522
R521
R508
CP529
D506
R617
C505
CP530
R511
CP531 26
25
D509
CP538
+ CP533
R515
R701
CP534
C504
LA4422
2SC4649
AN8009M AT29C020-90TI S-AU27AM
30622M4A-410GP
Q R S
D511
R501
SYS
UP
75
76
F.RESET
CP518
CP520
CP521
CP523
CP524
IC502 CP526
SYS
DN
+
L503
100
C502
1
CP536 Q501
D510
CP535
R527
C514
X502
C516
SCN
C518
Component side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Foil side
Connect 1 and 4
NJM2904M DAN202K
NJM4558M DAN202U
TA75W558FU DAN235E
AT2408N10SI2.5