Kenwood Ez700SR Service Manual page 36

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AO
Ez700SR/Ez900HDS
1
CD PLAYER UNIT (X32-5500-0x/X32-5540-0x/5680-0x)
(DA) 0V
(MP3)
0/3.3V
R69
2
100K
51
52
53
54
55
56
57
58
59
3
60
61
0V
62
3.3V
63
64
C10
0.1
65
66
67
68
69
70
71
72
73
74
75
4
IC9
DAC3.3V
AVR
5
R67
2.2K
CP4
10K
Q1,4
LEVEL
Q1
SHIFT
6
(3.3V
5.0V)
24
23
22
21
CN1
7
36
X32-5540-02 (1/2)
AP
Q7
22K
22K
LEVEL SHIFT
(3.3V
5.0V)
3.3/0V
(DA) 0V
(MP3)
0/3.3V
NC
NC
NC
NC
NC
NC
NC
NC
IC1
NC
NC
MECHANISM
CONTROL
NC
MICRO PROCESSOR
DVSS
NMI
DVCC
NC
NC
NC
NC
NC
NC
NC
NC
NC
3.3/0V
NC
NC
3.3V
3.3V
3.3V
BOOT
8.0V
3.3V
Q3,5
LEVEL SHIFT
(3.3V
5.0V)
Q4
Q5
CP3
CP2
100
100
C2
C1
2200P
2200P
CP1
100K
20
19
18
17
16
15 14
to MAIN UNIT
AQ
Q6
Q6
LEVEL SHIFT
47K
(3.3V
5.0V)
47K
X2
16.000MHz
0V
RESET
3.3V
3.8/0V
2.4/0V
25
3.3V
DVCC
24
AM0
23
DSPSCLK1
CP5
RXD1
1K
3.3/0V
22
DSPRXD1
21
DSPTXD1
TXD1
20
20SCLK0
(DA) 3.3V
19
20RXD0
(MP3)
3.3/0V
18
20TXD0
17
3.3V
20LP
16
(DA) 3.3V
20CS
(MP3)
0/3.3V
15
CP6
NC
14
100K
NC
0V
13
RZM
12
0V
LZM
(DA) 0V
R27
11
0V
(MP3)
0/3.3V
FOGUP
100K
10
20INT
10
9
NC
8
(DA) 3.3V
NC
7
0V
(MP3)
0/3.3V
20STBY
7
6
20ACK
6
5
3.3V
20RST
5
4
NC
3
3.3V
AVCC
2
0V
AVSS
1
0V
VREFL
3.3V
BU3.3V AVR
BU2.5V AVR
IC6
IC7
R1
5.0V
3.3V
10
4.5V
1
5
1
VIN
VOUT
VIN
0V
2
0V
2
VSS
VSS
5.0V
3
4
4.5V
3
CE
NC
CE
LOE/LIM SW
S3
Q3
R8
39K
13
12
11
10
9
8
7
6
AR
IOP1
IOP2
R36
4.7
C28 10
R35 100K
C21
1000P
D2
R29
1K
11
8
R21
10K
7
12
9
13
10
11
20
12
R18
C24
13
100
0.1
18
17
C14
R24
16
0.1
4.7
CP8
1K
13
12
R25
4.7
C66
12P
C67
C15
0.1
18P
1.5V
2.5V
5
VOUT
4
NC
R9
100K
C7
1
C6
0.01
4
3
0V
VOUT
NB
2
0V
GND
5
1
3.3V
VIN
CNTL
IC5
SW3.3V
AVR
C5
0.1
5 4 3
2 1
AS
D3
T
R34 4.7K
Q8
APC
3.3V
1
LD
0.2V
2
PD
0V
3
PN
3.3V
4
AVDD1
5
DGND1
6
RFOK
RFOK
3.3V
0V
7
INTQ
3.3V
8
RST
CP7
1K
9
A0
10
STB
3.3/
11
SCK
12
SO
0/3
13
SI
L2
3.3V
14
DVDD1
3.3V
15
DAVDD1
1.65V
16
ROUT
0V
17
DAGND1
C17
1.65V
18
REGC
0V
19
10
DAGND2
1.65V
20
LOUT
3.3V
21
DAVDD2
3.3V
22
XVDD
R38
23
XTAL
220
X1
3.3V
16.898MHz
24
XTAL
0V
25
XGND
CP12
100K
C20
R68
0.1
100K
0V
17
LRCKIB
2.5V
18
VDD1
R28
10K
0V
19
7
STANBY
0V
20
VSS1
21
VSSL
22
VRAL
23
LO
24
VDAL
2.5V
25
VDAR
26
RO
27
VRAR
28
VSSR
29
0V
TESTP
R103
30
TXO
31
75
PO0
32
PO1

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