Kenwood KDC-MP538U Service Manual page 33

AJ
1
CD PLAYER UNIT (X32-6130-00)
2
CN2
TP57
3 SGND 1
TP56
S7.5 2
TP58
R30 100
MOTOR 3
TP59
R31 220K
LO/EJ 4
TP60
DRV MUTE 5
TP202
R288 3K
PON 6
TP309
R230 100
CCE 7
TP80
DGND 8
TP81
BU5 9
TP76
LOE SW 10
8EJE SW 11
4
TP311
R229 100
SRAMSTB 12
TP336
MRST 13
TP317
PIO0 14
TP69
MUTE L/R 15
TP64
RCH 16
TP67
AGND 17
TP65
LCH 18
A8V 19 TP66
TP313
SI(BUS3) 20
TP315
SO(BUS2) 21
5
TP63
LOS SW 22
TP62
12EJE SW 23
TP349
R226 100
BUCK 24
D3.3V 25
TP215
R257 100
26
BSIF ST REQ
TP214
R258 100
27
BSIF GATE
TP213
R259 100
28
BSIF DATA
TP212
R260 100
29
BSIF BCK
TP211
R261 100
30
BSIF LRCK
6
7
AK
4CH BTL DRIVER
IC3
1
POWVCC1
2
POWGND1
TP31
R207
3
SPDL-
VO1-
TP32
0
TP33
4
SPDL+
VO1+
TP34
TP28
5
EJECT
VO2-
TP55
TP26
6
LOAD
VO2+
TP54
7
T- VO3-
8
T+ VO3+
9
F- VO4-
10
F+ VO4+
11
POWGND2
12
POWVCC2
3
4
R29 1K
5
TP70
TP79
S3
C101
TP77
0.22
TP338
36
37
R51
TP78
R222 22
48
100
R
L
3.5V
TP73
R228
41
R52
100
10
TP74
R221
40
100
S1
S2
TP61
42
R240
TP216
0
49
51
Q13
65
66
67
TP95
AL
KDC-MP538U/MP6039/MP6539U/
W6041U/W6141UY/W6541U/W6641UY/X592
24
IN1
23 TP203
CNT 3
22
SLIN
21 TP204
LDIN 4
20
BIASSW
C20 33P
R20 180K
19
IN3 10
R27 9.1K
18
IN4 9
C23 150P
17
BIAS
16
PREGND
15
MUTE34 TP209
14
MUTE2 5
13
MUTE1
C61
0.1
C62
0.1
D4
C103
D1.5V REG.
0.015
IC5
C104
3.5V 4 3
2.2
ON/OFF NC
TP201 2 0V
4.0V VSS
5 1 1.5V
VIN VOUT
TP344
D3.3V REG.
IC6
4 3
ON/OFF NC
TP200 2 0V
3.8V VSS
5 1 3.3V
VIN VOUT
TP90
BU1.5V REG.
4.7V IC11
TP94
1.5V
IN OUT
GND
0V
INVERTER
AM
1.5V
TP303
R82 330
R
C60 R50
22 56
TP302
R83 330
L
R285
2.2
R284
2.2
C91
0.1
36
TP207
R247 100
37
TP208
40
41
42
43
TP334
48
TP350
1.5V
X32-6130-00 (1/2)
AN
C54
R233
330
1
R46
1M
0V 26
DVSS3 1
3.0V
27
RO
3.3V
28
TP93 DVDD3
29
DVR 1.7V
30
LO 3.0V
0V 31
DVSS3 2
3.3V 32
VDDT3 1
0V 33
VSS2
1.5V 34
VDD1 2
1.5V 35
VDDM1
0.1V 36
SRAMSTB
3.1V 37
RST
R60 10K
38
BUS0
0V
R61 10K
39
20
BUS1
TP333
40
BUS2 0.1V
41
BUS3
1MHz
42
BUCK
43
CCE
10.36
0V 44
TEST
R216
45
IRQ 0V
46
10K
AOUT3
47
AOUT2
0V 48
PIO0
49
PIO1
50
PIO2
TP351
51
R28
2.2
3.3V
33