Kenwood KDC-MP538U Service Manual page 34

AO
KDC-MP538U/MP6039/MP6539U/
W6041U/W6141UY/W6541U/W6641UY/X592
X1
4
R233
16.934MHz
330 C50
C52
0.1
0.1
R46
1M
C53 C51
0.1 2200P
16.934MHz
1.5V
SS3 1
88.8kHz
3.0V
1.7V
3.3V
16.934MHz
3.5V
DD3
R 1.7V
3.0V
SS3 2
DT3 1
S2
D1 2
DM1
AMSTB
T
S0
0V
200Hz
S1
3.3V
S2 0.1V
S3
1MHz
3.7V
CK
E
10.36kHz
ST
3.2V
Q 0V
UT3
UT2
0
1
2 0V
TP352
TP353
TP354
R282 C63
TP210
2.2 0.1
34
X32-6130-00 (2/2)
AP
R287
C45 2.2
0.022
C48
0.033
87.7kHz
1.8V
1.7V
3.2V
1.4MHz
19.8kHz
1.7V 1.8V
IC4
SERVO DSP
with BUILT-IN
AUDIO DAC
1.45MHz
2.3V
0V 1.6V
67
66
65
C66
1
TP92
AQ
3.3V
C49
0.1
1.9V
C47
0.033
2.1V
100
2.5V
2.1V
100
TNI
99
TNPC
98
1.8V
TPI 98
97
FPI1 97
96
2.0V
FPI2 96
95
FNI1 95
94
2.0V
FNI2
93 0V
RVSS3
0.2V
92
MDI 92
2.5V
R252 1K
91
LDO
3.3V
90
RVDD3
89 TP52
2.2V
RFO
C36 C38
0.1 68P
88
2.4V
AGCI
C35 0.015
87
TESTR
1.6V C39 0.1
86
VMDIR
C31 0.01
85
RESIN
R38 22K
1.7V
84
VRO
83
2.2V RFEQO
C34 0.1
82
RFRPI
C33
3300P
81
2.1V
RFI
TP113 C32
80
1.7V SLCO
0.01
79 0V
PVSS3
C30 0.01
78 0.9V
VCOF
77 1.7V
1.5V
RVREF
76
C41
LPFO
1
TP53
1.6V
1.5V
150kHz
TP88
C27
47P
3.3V
TP87
CAUTION : For continued safety, re place safe ty critical com po nents
only with manufacturer's rec om mend ed parts (refer to parts list).
Indicates safety critical com po nents. To reduce the risk of electric
shock, leakage-cur rent or re sis tance mea sure ments shall be carried
out (ex posed parts are ac cept ably in su lat ed from the supply cir cuit)
be fore the ap pli ance is returned to the customer.
• DC voltages are as measured with a high impedance volt me ter.
Val ues may vary slight ly due to vari a tions between in di vid u al in stru-
ments or/and units.
AR
TP44 CN1
FCS+
F+ 16 F-
TP47
TRK-
T- 15 T-
TP46
TRK+
T+ 14 T+
TP45
DPU1
FCS-
(X92- )
F- 13 F+
TP84
12 GND
TP71
100 11 F
TP40
97 10 B
OPTICAL
TP41
95 9 A
PICKUP
TP72
98 8 E
TP42
96 7 C
TP43
92 6 PD
TP48
5 VR
TP49 4 LD
3 GND
2 VC
1 VCC
R232
100K
C72
10
TP51
TP50
Q1
APC
IC3 : BD8222EFV
IC4 : TC94A70FG-010
IC5 : S-1132B15U5T1G
IC6 : S-1132B33U5T1G
IC11 : : XC6218S152MR
Q1 : 2SB0970
Q13 : DTC114YUA
D2 : DAP202U
D3,4 : DA204U
SIGNAL LINE
GND LINE
B LINE
AS
1
2
3
4
5
6
7