Backend (Dv5U) Circuit (1/4) - Panasonic SA-VKX25EE Service Manual

12.2. Backend (DV5U) Circuit (1/4)

1 2 3
SCHEMATIC DIAGRAM - 1
A
A BACKEND (DV5U) CIRCUIT
EXADR0
XCE
XOE
B
R9045 10K
R9047 10K
R9043 10K
1 EXDT1
R9044 10K
2
EXDT9
R9046 10K
3 EXDT2
R9023 10K
4 EXDT10
C9109 220P R9049 10K
5 VSS
C8018 0.1
6
VDD33
C R9048 10K
7 EXDT3
INNER_SW
8 EXDT11
9 EXDT4
10
EXDT12
11 EXDT5
12 EXDT13
13
EXDT6
14
EXDT14
C9110 220P
15 VSS
C8020 0.1
16 VDD33
17
EXDT7
18 EXDT15
C9111 220P
D
19 VSS
C8006 0.1
20
VDD12
EXADR16
21
EXADR16
EXADR15
22 EXADT15
EXADR14
23 EXADT14
EXADR13
24
EXADT13
EXADR12
25 EXADT12
EXADR11
26 EXADT11
EXADR10
27 EXADT10
EXADR9
28
EXADT9
EXADR8
29
EXADT8
EXADR19
30 EXADR19
XWE
E 31 NEXWE
C9112 220P
32
VSS
C8021 0.1
33 VDD33
EXADR18
34 EXADR18
EXADR17
35
EXADR17
EXADR7
36 EXADT7
EXADR6
37 EXADT6
EXADR5
38 EXADT5
EXADR4
39
EXADT4
EXADR3
40 EXADT3
EXADR2
41 EXADT2
EXADR1
42 EXADT1
C9113 220P
43
F VSS
C8007 0.1
44 VDD12
EXADR20
45 P0
I2C_SDA
46 P1
I2C_SCL
47
P2
MUTE
48 P3
R9089 10K
49 P4
48MHZ_OSC
50 P5
C9114 220P
51 VSS
C8022 0.1
52 VDD33
CPU-CMD
53 P6
CPU-STAT
54
P7
G
R8408 10K
R8409 10K
RX8001
D1H41032A014
4 3
2 1
3 4
1 2
RX8031
D1H44722A014
H
4 5 6
: +B SIGNAL LINE : CD/DVD AUDIO INPUT SIGNAL LINE
216 215 214 213 212 211 210 209 208 207 206 205 204 203 202 201 200 199 198 197 196 195 194 193 192 191 190 189 188 187 186 185 184 183 182
[215] STBDAC
[216] FPGACS
IC8001
MN2DS0018SP
DV5.0 LSI
[55] P8
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88
C8505
0.1
7 8 9
: CD/DVD VIDEO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
181 180 179 178 177 176 175 174 173 172 171 170 169 168 167 166 165 164 163
MDQ1
MDQ1
162
MDQ14 C9107 220P
MDQ14 161
MDQ0 C9108 220P
MDQ0 160
MDQ15
MDQ15 159
[163] MDQ13
C8005 0.1
VDD12
[164] MDQ2 158
VSS 157
OSCO 156
OSCI 155
C8026 0.1
VDD33
154
VSS 153
R8401 100
IECOUT 152
R8403 100
ADOUT
151
LRCK
150
SRCK 149
DACCK 148
C8429 0.1
AVDDI 147
R8316 24
ROUT 146
AVSSI 145
R8315 24
LOUT 144
AVSSG
143
C8305 0.1
AVDDG 142
C8304 0.1
AVDDE 141
AVSSE 140
DAC5OUT
139
DAC4OUT 138
AVSSF 137
C8313 1 C8301 6.3V220
COMP2
136
R8313 15K R8314 15K
IREF1
135
VREF 134
C8312 1 R8311 2.4K
COMP1 133
C8303 0.1
AVDDF
132
K8331 0
DAC1OUT 131
K8335 0
DAC2OUT 130
K8341 0
DAC3OUT 129
AVDDH
128
PWM0 127
PWM1 126
AVSSH
125
AD4 124
AD2 123
AD1 122
AD0
121
R8501 10K
VIN1 120
R8502 10K C8541
VIN2 119
4700P
R8503 10K
VIN4 118
R8504 10K
VIN3
117
VIN2
VIN8 116
VIN1
VIN7 115
VIN4
[107] AVDDB
VIN6
114
[108] AVSSB
VIN3
VIN5
113
VIN9
VIN9 112
VIN10
VIN10 111
VHALF
VHALF
110
VREFH
VREFH 109
95
89 90 91 92 93 94 96 97 98 99 100 101 102 103 104 105 106 107 108
57
10 11 12
: VIDEO OUTPUT SIGNAL LINE : USB SIGNAL LINE
LB8001
J0JHC0000045
PW_DVD_+1R2V
PW_DVD_+3R3V
LB8011
J0JHC0000045
C8011 C8001
6.3V100 4V330
L8301
G1C100M00049
OSCO
OSCI
L8303
G1C100M00049
DMIXOUT
RX8401
LRCK
3 4
D1H41012A014
SRCK
1 2
R8317 15K
USB2_D-
R8318 15K
USB2_D+
L8302
LB8003
G1C100M00049
J0JHC0000045
C8302 6.3V33
DAC5OUT
DAC4OUT
C8311 0.1
R8312 1K
VGND
C8202 0.1
R8225 33K FODRV
R8221 33K TRDRV
R8211 10K FB
R8541 15K AD0
C8225 C8221 C8226 C8222
D8211
C8211 1000P 1000P 680P 560P
DA2J10100L
1200P
AGND
C8201
6.3V100
LB8004
L8201
J0JHC0000045
G1C100M00049
C8501
6.3V100
LB8005 L8501
J0JHC0000045 G1C100M00049
DV: BACKEND (DV5U): SCHEMATIC DIAGRAM - 1 ~ 4
MD: BACKEND (MOTOR DRIVER): SCHEMATIC DIAGRAM - 5
VI: BACKEND (VIDEO): SCHEMATIC DIAGRAM - 6
1/4 2/4
TO BACKEND (DV5U)
SA-VKX25EE/GA/GS
CIRCUIT (3/4)
3/4 4/4
BACKEND (DV5U) CIRCUIT
13 14
P1
TO BACKEND (DV5U)
CIRCUIT (2/4)