Kenwood KDC-MP5036U Service Manual page 31

AT
X1
X2
16.934MHz
RST
R87
1M R85
10K
4.00pp
2.45pp
3.3V
0V
3.3V
IC1
CD SIGNAL PROCESSOR
& MECHA u-COM
RF AMPLIFIER
RESPONDING to CD-RW
3.3V
C24 R105
1.5V
0.1 2.2
D.GND
3.6V
17
3.3V
16
SLED OUT
/LOAD
19
18
3.7V
SLED IN
/EJECT
SPDL-
3.4V
15
3.4V
14 12
13
SPDL+
AU
A3.3V
A.GND
L
C71 10
C72 0.1
C75
0.1
C73 10
C74 0.1
0V
0V
3.3V
1.3pp
ARFFB
ARFOUT
ARFDC
AVDD2
0.6pp
RFOUT
REFNV
0.24pp
0.36pp
0.28pp
1.6V CTRCRS
3.3V AVSS2
DRV MUTE
0-3.3V
3.3V
0-3.3V
3.1V
VPP
C26
P-ON1
0.1
(X32-598x-xx)
DESTI- UNIT
AUDIO
NATION No.
ANALOG K/M/E 0-00
MECHA.
OUTPUT J 0-01
(X92- )
DIGITAL K/M/E 0-02
DM2
OUTPUT 0-03
J
M
IC1 : MN6627781KB
IC2 : XC6219B332PR
IC3 : XC6201P332PRN
LOADING &
IC5 : (NOT USED)
SLED
MOTOR IC6 : BA5824FP
DM1
SIGNAL LINE
M
GND LINE
SPINDLE
MOTOR
AV
A GND2
2.60pp
C64
0.33
0V
C63
1000P
96
VCOF
C62 0.082
95 1.4V
PLLFO
C61
1.4V
1000P
94
PLLF
R77 82K
93 0.8V
IREF
C59 0.1
C60 0.022
92 1.7V
DSLF
C58 680P
91
ARFIN
C57 0.1
90
89
C56
88 1.1V
3.3V
4.7
IOP+
87 3.3V
C55 0.33
86
RFIN
85
C54 3300P
84 1.5V
C53 0.022
83 1.9V APC
CENW
82 2.2V
LD
81 0.2V
PD 81
80
A 80
79
C
R74
78
4.7K
B 78
77
77
D
R100 R73 91
76
2.2M
F 76
75
E 75 81
74 1.6V
VREF 77
73
R51
75
10K
72 OSCIN
OSCIN 78
71 0V
80
70
R54
76
5.6K
69
FOD
68
R53
N.C.
S.GND
1K
67
TRD
16
66
C34
P-ON2
14
6800P
65
N.C.
15
C33
17
4700P
P-ON2
VREF
D.GND
C4,5,15,16, C72,74, Q1, R13,14,
CP1 D4 IC3
71,73,83 81,82 2,4 28,38
YES 10K YES YES YES YES
YES 10K YES YES YES YES
YES 2.2K
YES 2.2K
Q1 : DTA143XUA D1,3 : DAN202U
Q2,8,9 : DTC114YUA D2 : MA2S784-F
Q3 : UM6K1N D4 : DA204U
Q4 : UMD9N
Q6 : 2SB1295-E
Q7 : 2SB0970
B LINE
AW
KDC- MP5036U/MP535U/W6537U/
W6537UY/X591
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 cus-
tomer.
• 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.
VCC
IOP-
Q7
CN1
1 VCC
VC
2 VC
A GND2
3
GND
D3
LD
DPU1
4 LD
(X92- )
VR
5 VR
PD
6 PD
C+D
7 C+D
OPTICAL
E
8 E
PICKUP
A
9 A
B
10 B
F
11 F
S GND
12 GND
FCS UP
13 FCS+
TRK IN
14 TRK+
TRK OUT
15
TRK-
FCS DOWN
16 FCS-
R23,24,37
R27 S4 X1 X2
102,103
22K YES
22K YES YES
YES 100 YES
YES 100 YES YES
X32-5980-02 (2/2)
AX
1
2
3
4
5
6
7
31