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JVC GR-D23EK Service Manual page 37

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MAIN (VIDEO I/O) SCHEMATIC DIAGRAM (GR-D53,GR-D73)
MAIN (VIDEO I/O)
5
OUT_C0
OUT_C1
OUT_C2
OUT_C3
OUT_Y0
OUT_Y1
OUT_Y2
OUT_Y3
OUT_HS
OUT_VS
TBCCTL
R3207
CLK27A
R3208
CLK27B
4
DCO0
DCO1
DCO2
DCO3
DYO0
DYO1
DYO2
DYO3
INH
INV
3
S2_DET
EXT_IN_L
S_IN_L
VIFD_IN
VIFD_OUT
VIFD_CLK
VENC_CS
TG_RST
VC0
VC1
VC2
VC3
BLKA
BLKB
BLKC
OSD_HD
OSD_VD
DOT_CLK
2
REG_2.5V
REG_4.8V
REG_3.1V
REG_1.8V
GND
ASPECT1
ASPECT2
NOTE : The parts with marked ( ) is not used.
1
A
C3236
C3233
C3232
0Ω
C3238
R3209
IC3202
VSS
RST
CSO0
CSO1
CSO2
CSO3
YSO0
YSO1
YSO2
YSO3
C3206
0.01
VDD( I/O)
OUTH
OUTV
OUTH2
OUTV2
ZCNT
IC3201
SDOUT
C3207
0.01
VDD( CORE)
JCP8075
VSS
CLK
SDIN
SCLK
CS
VC0
VC1
VC2
VC3
BLK1
BLK2
BLK3
HDOUT
VDOUT
R3201
CLKOSD
HDCVF
VDCVF
VSS
R3210
OPEN
TL3211
NQR0006-001X
L3201
NQR0129-002X
R3206
L3202
NQR0129-002X
C3201
C3202
C3203
10
/6.3
T
1
1
B
C
IC3201
JCP8075
C3231
C3230
C3229
C3228
C3227
0.01
VSS
VSS( 8AD)
C3226
0.1
VDD( 8AD)
CIN
C3225
0.1
VRH
C3224
0.1
VRL
C3223
0.1
VRM
C3222
0.1
VDD( 8AD)
VSS( 8AD)
VYIN
CLPY
R3205
820
IREF1
YCOUT
ABAR1
C3221
1.0
COMP1
YSOUT
C3220
0.1
VREF1
VSS( 10DA)
C3219
0.1
VDD( 10DA)
NC
NC
NC
NC
VSS( 8DA)
C3218
0.1
VDD( 8DA)
R3204
820
IREF2
CROUT
ABAR2
C3217
1.0
COMP2
CBOUT
VREF2
COUT
C3216
0.1
VDD( CORE)
VDD( 8DA)
VSS( 8DA)
SCANI3
C3215
0.01
R3202
R3203
18k
12k
R3211
OPEN
L3203
R3338
R3339
L3204
0Ω
µ
10
C3204
C3205
10
/6.3
47
/4
T
T
D
2-25
2-26
L3701
µ
10
#
R3738
C3701
680
10
/6.3
T
#
R3736
18k
#
Q3733
#
UMZ1N-W
C3739
0.01
#
R3735
#
1.8k
R3737
#
C3737
18k
C3738
#
Q3732
#
#
DTC144EE-X
R3739
C3736
0.01
#
820
0.001
R3741
1k
#
R3740
820
#
#
R3746
#
C3746
2.2k
C3744
#
4.7
15p
C3747
#
0.01
Q3735
UMZ1N-W
#
L3732
µ
#
2.2
R3744
180
#
CH #
CH #
#
R3745
C3745
C3743
#
R3747
470
100p
9p
R3748
1k
470k
C3708
R3703
0.1
3.3k
C3702
56p
R3702
270
Q3701
UMT1N-W
C3706
1
C3703
R3701
27p
270
R3706
3.3k
C3704
C3707
68p
0.01
R3705
300
Q3701
C3705
IC3701
R3704
27p
300
BA7665AFS-X
Q3702
UMZ1N-W
R3724
4.7k
R3710
R3711
10k
10k
R3713
100k
R3722
130
R3726
R3727
4.7k
4.7k
C3715
0.01
Q3705
UMT1N-W
R3725
R3728
130
130
E
F
#
C3734
5p
#
R3734
8.2k
#
#
L3731
C3732
µ
#
6.8
R3733
0.001
560
CH #
CH #
#
C3735
C3733
Q3731
33p
3p
2SC4617/RS/-X
#
R3732
100
#
R3731
4.7k
#
C3731
R3730
0.01
4.7k
#
C3742
0.1
#
C3740
SW
IN1[L]
1
#
R3742
OUT
GND
100k
#
C3741
VCC
IN2[H]
1
#
#
R3743
IC3731
100k
MM1504XN-X
C3713
R3709
330
/4
68
Y_OUT
C3712
R3708
330
/4
68
V_OUT
C3709
R3707
0.01
68
C_OUT
D3701
R3712
1M
R3715
10k
C3714
R3714
82k
LCD_G
LCD_B
LCD_R
VDCVF
HDCVF
HRP
y10404001a_rev0.1
G

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