Table of Contents
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1
2
IC4
TC74AC161F
A
TC74AC161F
SYNC BINARY
SYNC BINARY
COUNTER
COUNTER
5V
IC1(3/6)
TC74AC04F
CR
V
CC
INVERTER
CLK
RCO
DMA0
A
QA
5
3
4
DMA1
B
QB
C
QC
IC1(2/6)
TC74AC04F
6
D
QD
INVERTER
EP
ET
GND
LD
B
TO P2
FA8
DMA BUS
DMA0-DMA17
TO P2,P3
IC2(1/4)
5V
TC74AC00F
IC2(4/4)
PAL CLOCK GATE
TC74AC00F
14
1
12
3
11
2
13
5V
IC1(1/6)
R2
7
1M
TC74AC04F
:CHIP
INVERTER
14
C
R70
100k
:CHIP
1
2
2
10
X1
7
8
3
18.75MHz
C1
C2
9
15p
15p
7
CH:CHIP
CH:CHIP
IC2(3/4)
TC74AC00F
4
TO P5
NPS
CLOCK GATE
6
IC2(2/4)
5
TC74AC00F
R3
1M
NTSC CLOCK GATE
:CHIP
R71
X2
100k
12
18.88MHz
:CHIP
11
C4
C3
15p
15p
CH:CHIP
CH:CHIP
D
IC36(2/4)
5V
TC74AC00F
FN GATE
14
1
6
3
RSF
2
IC36(1/4)
TC74AC00F
7
2
FN DATA GATE
IC37(1/6)
5V
TC74AC04F
INVERTER
1
BLK
4
D
5V
TO P3
5
RSD
E
9
10
FA7
8
IC20(3/4)
TC74AC02F
FN GATE
IC21(1/2)
5V
TC74AC74F
FN MODE SET
TO P5
FNC
4
IC37(5/6)
14
TC74AC04F
PR
2
5
INVERTER
D
Q
12
13
3
6
CK
Q
F
7
CLR
5V
1
IC21(2/2)
10
TC74AC74F
FN MODE SET
PR
12
9
D
Q
11
8
CK
Q
CLR
5V
13
G
UCM-P1
3
4
5
IC6
TC74AC161F
IC5
SYNC BINARY
IC1(4/6)
COUNTER
TC74AC04F
5V
5V
INVERTER
CR
V
CC
CR
V
CC
9
8
CLK
RCO
CLK
RCO
DMA6
A
QA
DMA2
A
QA
B
QB
DMA3
B
QB
C
QC
DMA4
C
QC
DMA5
D
QD
D
QD
EP
ET
EP
ET
GND
LD
GND
LD
5V
IC3(1/2)
TC74AC74F
5V
DMA9
1
DIVIDER
DMA10
2
4
14
DMA12
4
PR
5
5
D
Q
6
FL3
CK
Q
BKT2125HS601
5V
CLR
13
1
DMA15
12
DMA16
10
IC3(2/2)
DMA17
13
12
9
10
TC74AC74F
IC1(6/6)
TC74AC04F
PR
9
INVERTER
D
Q
8
DMA7
1
CK
Q
DMA9
2
CLR
DMA10
4
13
5
DMA14
13
DMA15
12
DMA16
10
F0
4
DMA17
9
VD
5
14
5
F0
WD4
6
WD
IC20(2/4)
7
TC74AC02F
BLOCK GATE
WD1
14
13
11
F0
6
12
IC37(3/6)
TC74AC04F
IC36(4/4)
7
INVERTER
TC74AC00F
DATA GATE
WD1
IC20(4/4)
TC74AC02F
ADR GATE
WD1
11
13
11
10
F
12
ADD
IC37(4/6)
TC74AC04F
INVERTER
IC36(3/4)
TC74AC00F
WD0
10
SYNC OR EOF
8
9
WD5
SYNC EOF
TO P2
9-4
UCM-P1
6
7
IC7
IC8
TC74AC574F
TC74AC163F
SYNC BINARY
SYNC BINARY
COUNTER
COUNTER
5V
5V
OC
V
CC
CR
V
CC
1D
1Q
CLK
RCO
2D
2Q
A
QA
3D
3Q
B
QB
4D
4Q
C
QC
5D
5Q
D
QD
6D
6Q
EP
ET
7D
7Q
GND
LD
8D
8Q
GND
CLK
DMA0-DMA17
5V
5V
IC17(1/2)
IC20(1/4)
TC74AC20F
TC74AC02F
14
14
NTSC VD GATE
VD GATE
6
1
2
2
1
3
IC19(2/6)
7
IC18
7
TC74AC04F
IC19(3/6)
TC74AC138F
INVERTER
TC74AC04F
IC19(1/6)
WORD DECODER
TC74AC04F
4
6
INVERTER
5V
INVERTER
DMA3
A
V
CC
DMA4
B
Y0
8
3
5
DMA5
WD0
C
Y1
DMA6
WD1
IC17(2/2)
G2A
Y2
TC74AC20F
G2B
Y3
5V
NTSC VD GATE
G1
Y4
IC16(1/2)
14
WD4
TC74AC20F
Y7
Y5
PAL VD GATE
GND
Y6
6
7
8
5V
IC19(4/6)
IC15(2/2)
TC74AC04F
DMA3
13
14
TC74AC20F
INVERTER
SYNC GATE
DMA4
9
12
WD5
8
8
DMA5
10
DMA6
9
IC16(2/2)
7
TC74AC20F
PAL VD GATE
XLD
TO P2
CLK
UCM-P1
(MAIN BOARD)
9-4
8
9
10
IC9
IC10
TC74AC163F
TC74AC161F
SYNC BINARY
SYNC BINARY
COUNTER
COUNTER
5V
CR
V
CC
CR
V
CC
CLK
RCO
CLK
RCO
DMA7
DMA11
A
QA
A
QA
DMA8
DMA12
B
QB
B
QB
DMA9
DMA13
C
QC
C
QC
DMA10
DMA14
D
QD
D
QD
EP
ET
EP
ET
GND
LD
GND
LD
F0
DMA0-DMA17
IC11
IC13
TC74AC541F
TC74AC541F
BLOCK HIGH DATA
LINE ADR HIGH
BUFFER
DATA BUFFER
5V
G1
V
G1
V
CC
CC
DMA15
DMA7
A1
G2
A1
G2
DMA16
DO2
DMA8
A2
Y1
A2
Y1
DO3
DMA9
A3
Y2
A3
Y2
DO4
DMA10
A4
Y3
A4
Y3
DO5
DMA11
A5
Y4
A5
Y4
DO6
DMA12
A6
Y5
A6
Y5
DO7
DMA13
A7
Y6
A7
Y6
DO8
DMA14
A8
Y7
A8
Y7
DO9
GND
Y8
GND
Y8
IC14
IC12
TC74AC541F
TC74AC541F
BLOCK LOW DATA
LINE ADR LOW
BUFFER
DATA BUFFER
5V
G1
V
CC
G1
V
CC
A1
G2
A1
G2
DO0
A2
Y1
A2
Y1
DO1
A3
Y2
A3
Y2
A4
Y3
A4
Y3
A5
Y4
A5
Y4
A6
Y5
A6
Y5
A7
Y6
A7
Y6
A8
Y7
A8
Y7
GND
Y8
GND
Y8
TO P2,P3
DO BUS
B-SS7630<WW.>-UCM-P1
11
DMA17
5V
DMA15
DMA16
IC1(5/6)
TC74AC04F
INVERTER
10
IC15(1/2)
TC74AC20F
11
F0 GATE
DMA11
1
2
DMA12
6
4
DMA13
DMA14
5
5V
DO2
DO3
DO4
DO5
DO6
DO7
DO8
DO9
5V
DO0
DO1
JME-UA200
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