Dvd Syscon Schematic Diagram - JVC HR-XVC1U Service Manual

A B
8
7
JG1012
FROM/TO VIDEO ENCODER
B1001
JG1011
DVD_RESET
HCB2012K-600T25
MUTE
MICON+3.3V
JG1013
P.CON+D5V
DGND
SDA
SCL
RESET
SI2 EEPROM
SO2
IC1006 BR24C01AF-WE2
CD/DVD
0
A0 VCC
6 0
A1
TEST
0
A2 SCL
0
A3
SDA
FROM/TO MPEG
HRST
SSC-MRST
SSC-MTSR
SSC-SCLK
SSC-ATN
R1002
HD7
5
HD6
4.7K
HD5
HD4
SI2
HD3
HD2
SO2
HD1
HD0
HA4
HA3
HA2
HA1
HWR#
MPGCS#
HRD#
MPGIRQ#
MPGRST
MPGSTBY
HRDY
4
8
12.5MHz
MPGIRQ#
MPGRST
MPGSTBY
3
2
1
A B
C D

DVD SYSCON SCHEMATIC DIAGRAM

3.2
0
R1004
5.0
4.7K
R1005
5.0
R1034 NC
4.7K
0 0 0 0 0 3.2 5.0 0 3.2 3.2 0
4.7K 75 74 73 72 71 70 69 68 67 66 65
0
SI0/PF0
D1003
0
SO0/PF1
D1004 1SS355
3.2
SC0/PF2
R1035
1SS355
0
SI1/PF3
4.7K
0 74 PD2/AN2/DVDSOS
R1001
NC SO1/PF4
75 PD3/AN3/INIT5
5.2
10K
SI2/PF5
D1002
3.2
SO2/PF6
0
1SS355
NC PF7/INT4/ATG#
3.2
NC DACK1/PE7
3.2
NC DACK0/PE6
0
DREQ1/PE5
R1007 1K
3.2
DREQ0/PE4
0.1
INT3/PE3/SC2
3.2
INT2/PE2/SC1
C1003
0
VSS
X1001 18P CH
1.5
X1
1.5
X0
C1002
3.2
VCC
18P CH
R1010
3.2
INT1/PE1
4.7K
3.2
INT0/PE0
3.2
1 DREQ2/PB5/CS1L
RAS0/PB0
2 DACK2/PB6/CS1H
3.2
CSOL/PB1
R1036 0
NC CSOH/PB2
4.7K 0
DWOX/PB3
0
NC PB4/EOP2
1 2 3 4 5 6 7 8 9 10 11
0 0 3.2 3.2 0 3.3 0 3.2 3.2 3.2 3.2 3.2 3.2 3.2
NC NC
NC NC NC NC
JG1002
R1012
1K
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C D
E
(MPEG PCB)
NC NC NC NC NC NC NC NC NC NC NC NC NC NC
3.2 3.2 3.2 3.2 3.2 3.2 0 0 0 0 0 0 0 0
64 63 62 61 60 59 58 57 56 54 53 52 51
55
0
P47/A07 NC
0
P46/A06 NC
0
P45/A05 NC
1.9
HA4
P44/A04
52 P51/A09
2.3
HA3
P43/A03
51 P50/A08
3.2
HA2
P42/A02
0
HA1
P41/A01
C1009
3.2
VCC
3.2 0.1 F
P40/A00 NC
0
HD7
P37/D31
0
VSS
SYSCON 0
HD6
P36/D30
IC1001
0
HD5
ZR36703BF
P35/D29
0
HD4
P34/D28
0
HD3
P33/D27
0
HD2
P32/D26
0
HD1
P31/D25
0
HD0
P30/D24
0
P27/D23 NC
0
P26/D22 NC
0
24 P85/WR1#
P25/D21 NC
0
25 P20/D16
P24/D20 NC
0
P23/D19 NC
0
P22/D18 NC
3.2
P21/D17
JG1004
12 13 14 15 16 17 18 19 20 21 22 23 24 25
0 3.2 3.2 1.6 3.2 3.2 3.2 3.2 3.2 3.2 3.2
JG1009
NOTE: THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
E
2-9 2-10
F G
PCB120
VMA236
CAUTION: DIGITAL TRANSISTOR
F G
H
8
7
6
5
4
3
2
1
H