Video I/O Schematic Diagram - JVC GR-DVP7U Service Manual

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4.9

VIDEO I/O SCHEMATIC DIAGRAM

0 1
MAIN
(VIDEO I/O)
5
TO
CAM.DSP
OUT_C0
OUT_C1
OUT_C2
OUT_C3
OUT_Y0
OUT_Y1
OUT_Y2
OUT_Y3
OUT_HS
OUT_VS
TBCCTL
R3807
CLK27A
R3808
CLK27B
IC3802
TO
DV MAIN
DCO0
DCO1
DCO2
4
DCO3
DYO0
DYO1
DYO2
DYO3
INH
TO SYSCON-CPU,
INV
DV MAIN
3
TO SYSCON-CPU
S_DC_IN
EXT_IN_L
S_IN_L
TBC_DTI
TBC_DTO
TBC_CLK
TBC_CS
TBC_RST
VC0
VC1
VC2
VC3
BLKA
BLKB
BLKC
A_CSYNC
OSD_HD
OSD_VD
DOT_CLK
ASPECT1
ASPECT2
2
TO REG
REG_4.8V
REG_3V
REG_1.8V
GND
1
NOTE : The parts with marked (
) is not used.
A
B
0 Ω
C3820
R3809
CSO0
CSO1
CSO2
CSO3
YSO0
YSO1
YSO2
YSO3
#
OUTH
VDD(C)
C3805
0.01
VSS
IC3801
OUTV
ZCNT
RESVD
TL3801
RESHD
TL3802
MONI1
MONI2
SDOUT
SDIN
SCLK
CS
C3806
0.01
VDD(I)
VSS
RST
L3803
NQR0006-001X
L3804
L3801
10µ
NQR0129-002X
R3806
L3802
C3803
10
/6.3
T
NQR0129-002X
C3801
C3802
1
1
# Exchange parts list
WITH ANALOG INPUT
WITHOUT ANALOG INPUT
IC3731
WARE
NO WARE
Q3731-Q3735
WARE
NO WARE
L3731,L3732
WARE
NO WARE
R3731-R3748
WARE
NO WARE
C3731-C3747
WARE
NO WARE
IC3801
JCP8045
JCP8055
C
NOTES :
For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
L3701
10µ
C3701
10
/6.3
T
#
C3739
0.01
#
C3738
0.01
#
C3747
0.01
C3818
0.1
#
R3748
470k
AVDD[AD]
CIN
C3817
0.1
VRH
C3816
0.1
VRL
C3815
0.1
VRM
C3814
0.01
AVDD[AD]
AVSS
VYIN
R3703
3.3k
CLPY
C3813
0.1
C3702
AVDD[DA]
56p
AVSS
C3812
0.1
R3702
VREF1
270
YSOUT
Q3701
UMT1N-W
C3811
0.1
COMP1
ABAR1
C3703
R3701
27p
YCOUT
270
R3805
820
IREF1
AVSS
C3810
0.01
AVDD[DA]
COUT
VREF2
CBOUT
R3706
C3809
0.1
3.3k
COMP2
C3704
ABAR2
68p
R3705
300
Q3701
C3705
R3803
R3804
R3704
27p
300
27k
15k
R3724
4.7k
R3721
0 Ω
R3722
150
R3726
R3727
4.7k
4.7k
C3715
0.01
Q3705
UMT1N-W
C3804
47
/4
T
R3725
150
D
E
4-19
4-20
#
R3738
#
680
C3734
#
#
5p
R3734
R3736
18k
#
8.2k
#
Q3733
#
L3731
C3732
UMZ1N-W
#
6.8µ
R3733
0.001
#
560
R3735
#
1.8k
#
#
#
R3737
CH
CH
C3737
C3735
C3733
Q3731
18k
33p
3p
2SC4617/RS/-X
#
Q3732
#
#
DTC144EE-X
R3739
C3736
#
#
820
0.001
R3732
R3741
100
1k
#
R3740
#
820
R3731
4.7k
#
C3731
R3730
0.01
4.7k
#
C3742
0.1
#
#
R3746
#
#
C3746
2.2k
C3744
4.7
5p
C3740
#
SW
IN1[L]
Q3735
UMZ1N-W
#
1
L3732
#
R3742
OUT
GND
100k
#
6.8µ
R3744
#
560
C3741
#
#
#
VCC
IN2[H]
CH
CH
#
R3745
C3745
C3743
1
R3747
1.5k
33p
3p
1k
#
#
IC3731
R3743
100k
MM1504XN-X
C3708
0.1
Mute
C3706
C3713
R3709
1
100
/4
68
6dB
75Ω
C3711
22
/4
C3712
R3708
100
/4
68
6dB
75Ω
C3707
C3710
0.01
20k
22
/4
6dB
75Ω
C3709
R3707
0.01
68
Chroma Mute
IC3701
BA7665FS-X
D3701
R3712
UMZ6.8EN-W
1M
Q3702
UMZ1N-W
R3710
10k
R3715
10k
R3711
10k
C3714
R3714
82k
Q3706
Q3707
R3713
100k
R3728
150
L3901
NQL38DK-100X
IC3901
BU2501FV-X
[12ch_EVR_DAC]
C3901
C3902
T
22
/4
0.01
F
TO REGCON
CN107
Y_OUT
V_OUT
C_OUT
P_DET
(NC)
Q3708
R3716
TO
VF MAIN,
MONITOR MAIN
LCD_G
LCD_B
LCD_R
VDCVF
HDCVF
TO DV MAIN
PBPLLCTL
TO VF MAIN
VF_PLL
MONI_PLL
TO MONITOR MAIN
PBVCOCTL
M_VCOCTL
TO DV MAIN
FSPLLCTL
DUMP_CTL
NOSIG_LV
TO PRE/REC
ATF_GAIN
RECCADJ
H_OFFSET
TO REGCON
H_GAIN
CN110
TO
SYSCON-CPU
DATA_OUT
CLK_OUT
DAC_CS
y10278001a_rev0
G
H

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