Kenwood KDC-BT7539U Service Manual page 31

F
9
BU
∗
D
IC501
9
5V
0V
POWER
IC
7
6
1
2
5
3
10
14
7
6
1
LX-L CDCHL
2
LX-G CDCHCOM
3
LX-R CDCHR
3.3V
4
AUX-L AUXL
5
AUX-G AUXCOM
6
AUX-R AUXR
R331
330K
7
MUXAL
R332 8
MUXAR
330K
9
MB-L MUXBL
10
MB-R MUXBR
11
MC-L MUXCL
12
MC-R MUXCR
3.3V 13
WININ
C470
0.47
4 4.0V 14 5V
WINTC0
0V
4.0V 15
C459
WINTC1
16
1
DCERR
C471 3.3V
0.47
C460
1
C463
1
25
4
70
4
G
78 13
TP500
0V
5V
0V 0-4.4V
TP501
14
14
11
10
PREF
PGND
3.3V
LDOUT1L
0V
LDOUT1R
LDOUT2L
LDOUT2R
GND
IC451
VCC
E-VOL & SOURCE SELECTOR
ACIN0L
ACIN0R
ACIN1L
ACIN1R
ACIN2L
ACIN2R
3.3V
0-5V ACIN3L
0V
ACIN3R
3.3V
3.3V
8
A8V-1
H
12
14
9
C521 R507
1 4.3K
8
2 5
12
14
C505
1
R505
16K
12 2
14
2
15
1
2
5
16
14
8
5
19
3
69,74
8
11
P-FL
P-FR
5 15
1
4.0V
C468
10u35
48
+
47 0V
46
P-RL
45
P-RR
44
PN-L
43
PN-R
42 0V
41 8.0V
40
39
38
37
15
36
35
C465
34 1
MB-L
C466
33
MB-R
1
4
8
8
4
AGND
I
KDC-BT7539U/BT8041U
/BT8141UY/BT838U
9
13
8
2
5
BU5V-2
9
IC602
0V
C614
0.01
∗
R660
5V
47K
0V
5V
0V
RESET IC
5V
0V
R601
2.2K
1 5V
WIRED
0V
REMO
R602
TP603
47K 2
RDS QUAL/NC
R604 47K
3
3 S SYS DATA/CD SI
R637 47K
4
4 S SOC DATA/CD SO
5
15 5 S SOC CLK/CD CLK
6
BYTE
0V
R605 TP600 TP601
7
CNVSS
10K
C601
8
XCIN
22P
X601
32.768kHz
32.768kHz
C602 R606 9
XCOUT
5V
18P 10K
10
RESET 0V
R607 100K
TP602
R608
11
C603 0.1
XOUT 12MHz
1K
12
VSS 0V
X602
12.000MHz
13
XIN 12MHz
14
VCC1 5.0V
R610 47K
15
NMI
∗
R612 100K
5V
16
RDS CLK/NC 0V
C605 0.01
5V
17
R613 47K
17 PANEL DET 0V
18
18 SRC KEY
R621 47K
5V
19
RDS DATA/NC 0V
∗
R307 20
NC
5V
100K R622 R615
0V
1K
21
47K
21
EJECT KEY
R631
22
5V
3 22 PANRST
0V
R630 100
23
4.7K
NC
24
NC
R629
25
F SEL1
47K
5V
0V
5V
0V
3
TP604
5 27
28
3
15
11
(X34-597x-xx)
DESTI- UNIT
MODEL NAME A C D B E
NATION No.
KDC-BT838U K 0-10 YES X86-4030-11
KDC-BT8041U E1 2-71 YES YES X86-4032-70
KDC-BT8141UY E2 2-72 YES X86-4032-70
KDC-BT7539U M1 0-21 YES X86-4030-11
X34-597x-xx (2/5)
J
12 14
2
5
5V
0V
0-5.0V
5V
0V
5V
0V
5V
0V
5V
5V
0V
0V
CP609,
A322 CP606 D
610
YES EC31Q
YES RB08
RB08
EC31Q
YES
31