JVC HR-XVC20US Service Manual page 80

A
8
FROM/TO TUNER/JACK
V_SW
7
FROM/TO AUDIO/VIDEO
DAC_C_VIDEO
DAC_B_VIDEO
DAC_D_VIDEO
DAC_A_VIDEO
CD/DVD
SPDIF-DVD
ASDATA0
ABCLK
ALRCLK
AMCLK
MDI
MC
ML
6
D_GND
FROM/TO DSP
AMCLK
AVD7
AVD6
AVD5
AVD4
AVD3
AVD2
AVD1
AVD0
DREQ
5
DACK
DERR
DBGN
DCLK
C2F
LRCK
BCK
CD_DATA
LSI_RST
RDY
INT_DEC
WRQ
TE_BIAS
HD0
4 HD1
HD2
HD3
HD4
HD5
HD6
HD7
HA0
HA1
HA2
HA3
HA4
HA5
HA6
HA7
3
HA8
HA9
HA10
HA11
HA12
RD
WR
CS_DVD
GND
SPD_FG
EMPH JG4009
2
FROM/TO MOTOR DRV
OPEN
DMUTE
OPN_SW
CLS_SW
LSW
CLOSE
P.CON+A5V
FROM/TO READ CHANNEL
GUP
P.CON+A5V
1
A
B
GND
C4071
P.CON+A5V
0.01 B
SO1
R4001
4.7K
SI1
R4002
4.7K
SO2
R4056
4.7K
SI2
R4055
4.7K
B4001
FCM2012H-102T04
C4006
16V 47 YK
R4008
1K
JG4005
C4005
3.2
4.6
0.1 F
R4003 4.7K
3.2
LSI_RST
TE_BIAS C4072
0.01 B
3.2
FP_SEL 2.6
FP_CLK R4051 2.9
AVD7 4.7K 1.6
AVD6 1.6
AVD5 1.6
AVD4 1.6
1.6
AVD3
AVD2 1.6
AVD1 1.6
C4002 3.2
0.1 F
AVD0 1.6
1.6
DREQ
DACK 2.1
DERR 3.3
DBGN R4009 3.3
DCLK R4004 4.7K 1.6
OPEN 4.7K
DMUTE 3.2
OPN_SW C4077 3.3
CLS_SW
100P CH
1.9
LSW R4012 3.3
C4001
R4006 4.7K
RDY 4.7K 3.2
0.1 F
CLOSE
R4013 4.7K
GUP
C4003
3.2
0.1 F 3.3
C2F
LRCK
BCK
CD_DATA R4014
4.7K
R4007
INT_DEC 4.7K 3.2
IRIRQ 4.4
WRQ 2.7
R4052 4.7K 3.3
MDI
MC
R4044 4.7K 3.2
SPD_FG
3.2
3.2
FP_DOUT
C4004
0.1 F 0.2
FP_DIN
3.2
R4049
10K
W858
B
C
MPEG/MICON SCHEMATIC DIAGRAM
NC NC NC NC
208 207 206 205 204 203 202 201 200 199 198 197 196 195 194 193 192 191
0
GPCIO_14
0
GPCIO_13
1
VDDP
GPCIO_12
GPCIO_11
2 DUPRD
GPCIO_10
ATDD_7
3 GPCIO_19
ATDD_8
ATDD_6 TEST_MODE
206
ATDD_9
207 GNDP
ATDD_5
ATDD_10
0
208 DUPTD
GNDP
ATDD_4
VDDP
ATDD_11
ATDD_3
ATDD_12
ATDD_2
ATDD_13
ATDD_1
0
ATDD_14
ATDD_0
ATDD_15
0
ATIOW
VDDC
ATIOR
0
GNDC
ATIORDY
0
ATINTRQ
0
GNDP
0
ATDA_2
VDDP
ATDA_1
0
50
ATDA_0 GNDP
0
ATCS_1
GPCIO_9
0 51
ATCS_0
0
GPCIO_0
52 VDDP
GPCIO_1
RAMADD_4
GPCIO_2 53
GPCIO_3
54 RAMADD_3
GPCIO_4
0
GPCIO_5
0 55 RAMADD_5
GPCIO_6
GPCIO_7
VDDIP
GPCIO_8
0
53 54 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 89 90 91 92 93 94
1.8V
C
D
0 0 0 0
1 2 3 4
NC NC NC GND
EEPROM
VCC WP SCL SDA
3.2
8 7 6 5
3.3 0 3.2 3.2
R4016
4.7K
2
C4041
10P
CH
NC NC NC
190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172
154
155
156 VDDA
157 RESET
158
159
IC4001
ZR36742
MPEG/MICON
102
103
104
105
106
107
D
2-15
IC4003 P
V_IN V_C
1 2
3.2 1.9
171 170 169 168 16
MEMAD_18
MEMAD_19
GNDA
VDDIP
RAMDAT_15
VDDP
RAMDAT_0
MEMDA_0
MEMDA_8
MEMDA_1