Kenwood DV-5050M Service Manual page 45

CC CD
(X35-230X-XX)
+9V
+5V
+5V
+3.3V
3.4V
1.8V
+1.8V
3.3V
+3.3V
CP306 CP305
47 47
IC301
AV DECODER
to ODC/WM
C313
1500P
+3.3V
+1.8V
1.8V
+2.5V
CE CF
L306
C302
220u4
+
3.3V
CP304 CP303
47 47
156
VDD +3.3V
CP308 47
155
VD7 155
154
VD6 154
153
VD5 153
152
VD4 152
C338
151
VSS
CP309 47 1500P
150
VD3 150
149
VD2 149
C337
148
VD1 148
1
147
VD0 147
146
LVDD +1.8V
C336 100P
CF301
145
VCLK 145
144
143
144
XHSYNCO +3.3V
143
C409 1
XVSYNCO
CP302
C408
100K
R341 10K 220u4
142
DCTEST
+
141
TESTSEL1
C411
140
TESTSEL0 1
139
PLLTEST
138
MODE121
137
ACKIO
136
NC
135
AVSS0
134
VYOUT
133 C332 1
COMPY
R320 VR301 VR301
Y
6.8K
132 3.9K
R317
Y
IREFY
LEVEL
131 11K
VREFY
130
AVDD0 +3.3V
129
VCOUT
128 C333 1
COMPC
R321 VR302 C329 VR302
Cr/C 12K 10K 1500P
127
IREFC CR
R339 C331 LEVEL
5.1K 220u4
+
126
VREFC
125
AVSS1
124
VGOUT
123 C334
COMPG
1
Cb/COMP R322 VR303 VR303
12K 10K
122
CB/COMP
IREFG
R340 C328 LEVEL
5.1K 1500P
121
VREFG
120
AVDD1 +3.3V
119
VBOUT
118 C335 1 R318
COMPB
7.5K
R323 VR304
VR304
C
117 7.5K 10K C330
C
IREFB
0.1 LEVEL
116
VREFB
115
C327
APLLAVSS
1500P
114 3.3V
AVCOIN
113
C326
ATVROUT
1500P
112
APLLAVDD
111
VDD +3.3V
110
EXTCK
109
ATCPOUT
108
APLLVDD +1.8V
107
C324
VSS
106 1500P
CLK81
105
LVDD +1.8V
1.8V
C323
1500P
C317
1
CG CH
+5V
+5V
+3.3V
IC401 R405 1
27
VDD
28
C405 1500P
VSS
26
29
A3 A3
A4 A4
25
30
A2 A2
A5 A5
24
31
A1 A1
A6 A6
23
32
A0 A0
A7 A7
22
33
A10 A10
A8 A8
34 R408 47K
21
A9 A9
BA1
35
20
XCSE A11
BA0 A11
36
19
NC
XCS XCSM
R409 47K 37
18
CKE
XRAS XRAS
38
17
CLK CLK
XCAS XCAS
39
16
DQMUM UDQM
ZWE XWE
40
15
NC
LDQM DQMLM
41
VSS 14 R404 1
42 VDD
DQ8 DQ8 C404 1500P
13
R406 1 43
DQ7 DQ7
VDDQ
12
C406 1500P
VSSQ
11
44
DQ6 DQ6
DQ9 DQ9
45 10
DQ5 DQ5
DQ10 DQ10
46 R403 1
9
VSSQ VDDQ
47
3.4V C403 1500P
DQ11 DQ11
48 8
DQ12 DQ12 DQ4 DQ4
7
R407 1
49 DQ3 DQ3
VDDQ
6
VSSQ
C407 1500P
5
50 DQ2 DQ2
DQ13 DQ13 4
51 DQ1 DQ1
DQ14 DQ14
R402 1
3
52
VDDQ
VSSQ
53 C402 1500P
DQ15
DQ15
2
54
DQ0 DQ0
VSS
R401 1
1
VDD
64M SDRAM
C401 1500P
+3.3V
5.0V
+5V
IC602
C608
0.1
3.2V 4 3
+3.3V VOUT NA
5 2
GND GND
6 1
+5V VIN CNTRL
+3.3V
C609
REGULATOR
1
+5V
C606
220u4
+
C352 0.1
R324 330
19
R328 100 Q301
R332 75
+3.3V
+2.5V
E Q301-304
R325 1K
25 VIDEO
C322
R329 100 SIGNAL
Q302 22P
BUFF.
R333 75
R315 1
3.3V
F
R326 1K
23 IC302
R330 100
Q303
R334 75
R327 1K
21
R331 100 Q304
R335 75
IEC954
OUTPUT
+3.3V
BUFF.
+3.3V
+2.5V
CI CJ
8.9V
L605
CN601
1uH
+9V 1 M+9V
2 M+9V
MECHA
3 M+9V
POWER
4 MGND
SUPPLY
5.1V 5 MGND
6 MGND
CF601
+5V 7 +5V
C601
3.4V 8 +5V
220u6.3
CF602
+
+3.3V 9 +3.3V
C602
10 +3.3V
220u4
FRONT-END
11 +3.3V
+
POWER
+3.3V 12 SEN+3.3V
SUPPLY
13 DGND
14 DGND
15 DGND X25-645-
CN301
16 DGND
17 SENGND
6/8
CF603
5.0V
+5V 18 V+5V
L613 C
19 19 Y
EC-1
20 VGND
L614 ANALOG
21 21 C VIDEO
POWER
SUPPLY
22 VGND
L615
SIGNAL
23 23 CB/COMP
24 VAGND
L616
25 25 CR
CF604
3.2V
+3.3V 26 V+3.3V
L617
CAUTION: For continued safety, replace safety critical com-
27 NRST
L649 ponents only with manufacturer's recommended parts (refer
28 PROGSW
PROGSW
to parts list).
L650
continued protection against risk of fire, replace only with
143 29 VSYNC
L651
same type and rating fuse(s). To reduce the risk of electric
144 30 HSYNC
shock, leakage-current or resistance measurements shall be
CN602
CF605 carried out (exposed parts are acceptably insulated from the
3.4V
+3.3V 1 D+3.3V(VDAC)
supply circuit) before the appliance is returned to the cus-
tomer.
CF606
2.5V
+2.5V 2 D+2.5V(PROG)
3 DGND
The DC voltage is an actual reading measured with a high
L618
145 4 VCLK impedance type voltmeter with no signal input. The mea-
L619
surement value may vary depending on the measuring
147 5 VD0
L620
instruments used or on the product.
148 6 VD1
L621
149 7 VD2
L622
150 8 VD3
L623
152 9
VD4
L624
153 10
VD5
L625
154 11 VD6
L626
155 12 VD7
L627
SCL 13 SCL(VDAC)
L628
SDATA 14 SDATA(VDAC)
L629
STBPROG 15 STBPROG/NRST
X25-645-
L630
CN302
SO1 16 SO1
L631
6/8
SCLK1 17 SCLK1
L632
STBDAC1 18 STBDAC1
AUDIO DAC D
L633
SIGNAL
90 19 SRCK
L634 EB-5
89 20 LRCK
L635
92 21 DMIX
L636
22 22 768FS
23 DGND(DAC)
5.0V
+5V 24 D+5V(DAC)
CF607
L637
AMUTE 25 AMUTE
L638
26 IEC958
L639
POWER 27 POWER
L640
SO0 28 SO0
MAIN CPU
L641
SIGNAL
SI0 29 SI0
L642
SCLK0 30 SCLK0
31 MUTE4
32 TRAYIN
MECHA SW
33 TRAYREF
SIGNAL
34 TRAY/TRV
35 IN-SW
DV-5050M (3/8)
CK CL
indicates safety critical components. For