Kenwood KOS-A200 Service Manual page 15

F
Q411
Q409
Q412
Q410
R252 C252
10K 10
IC205
4.1V
R251 C251
10K 10
1 8 8.2V
VCC
7
2 4.1V
3 6
4.1V
4 5
GND
204
4.1V
0V
N1A
C235 C236
16 1000P 1000P
GND
CNT1
15 4.1V
OUTA
N2A
14 8.2V
V+
C231
13 4.1V 1
IN3A
CNT2
C242
N4A 4.1V 10u16
12
VREF
+
4.1V
11
OUTB
N1B
10
N2B
NC
C232
1
9 4.1V
N4B IN3B U-R
1
VCC
Q401
TP409
Q402
TP35
TP32
EGND1
G
3
Q413
LEVEL SHIFT
IC403
5.0V
46
1 8 5.0V
VCC
7 5.0V
3.3V
0V 2
85 62 5V
6 0V
3
89 4 5
GND
0V 0V
90
C453
0.01
86
IC402
1
5.0V
1 8 5.0V
VCC
7 5.0V
3.3V
0V 2
61 5V
5V 6 0V
0V 3
3.3V
4 5 0V
GND
0V
C452
0.01
63
VCC
4
NOT USED
C607 0.01
1
E2PROM
IC603
1 8
A0 VCC
2 7
A1 WP
3 6
A2 SCL
4 5
GND SDA
AUDIO 8V AVR
Q509
TP507
13.7V 1.3V
IC502
Q510
3 1
IN OUT
GND
TP506
2
0V
AGND
BU5V
5.0V 5.0V
IC511
3.3V 1 8
VCC
0V
7
2
2 29
6
5V
0V 3
4 5
GND
0V
C531
0.01
5.0V 5.0V
IC512
3.3V 1 8
VCC
0V
7
2
6
5V
0V 3
4 5
GND
0V
C532
0.01
BU5V
H
18
17
FM-TX
2.5V
R403 C401
3.3K 10u16
L
+
IC401
3
AGND
15
R404 C402
3.3K 10u16
R
+
16
VCC
TP629
TP639
CP606
100
SCL
SDA
TP630
TP640 5
1
3.3V
0V
TP20
BU3.3V FLMD0
R602
100K
4.7u35
X4
4.332MHz
DGND
TUNGND
LEVE
RST
SHIFT
TP624 TP616
5V
19
0V
3.3V
0V 21
TP625
22
TP626
23
2 24
CP605
TP627
100
LEVE
SHIFT
IC602
3
5V
NC VDD
0V 4
VSS OUT
3.3V
0V
0V
23
5 2
I
KOS-A200
5.0V
C425
0.1
C424
10u16
+
5V
0V
5V
5V
0V
0V
2.5V
3
1
0 or 3.3V
1
AVREF0
2 3.3V
AVSS
3
P10
4
0 or 3.3V
P11
5
AVREF1 3.3V
6
PDH4
7
PDH5
8
IC
0V
9
VDD 3.3V
C603
10
REGC 2.5V
+
11
VSS 0V
12
X1
13
X2
14
RESET
3.3V
15
XT1 0V
16
XT2
17
P02
18
P03
0V 19
P04 BU DE
5V
20
P05 0V
21
P06
3.3V
5V
TP617
0V
0V
DTS
22
3.3V
0V
3.3V
TP618
P40 0V
5V
DTM
23
P41 0V
24 3.3V
P42
25
P30
TP619
CLK
R600
47K
2
1
3.3V
3.3V
0V
5
X14-9790-10/2-71 (2/6)
J
CN2 CN
1 2 3
T
TP9
TP10
TP12
TP11
TUNGN
C420 R419 R422
1000P 220 220
4
6
3.3V
0 or 3.3V
0V
0V
3.3V
0V
IC601
SYSTEM
u-COM
3.3V
3.3V
0V
0
CP608
SDA
4.7K
SCL
5
2
BU3.3V
15