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J-Board Block Diagram
J
Slot Interface/SYNC Processor Board
TO SLOT1
J11
TX3+
B15
TX3-
B14
TXC+
B12
TXC-
IC952
B11
A
TX2+
B9
DIG12V
AVR 9V
TX2-
B8
TX1+
B6
1
2
9V
TX1-
B5
TX0+
B3
TX0-
B2
Y/G
A38
Pb/B
A36
Pr/R
A34
S2 DET
B36
HD
A32
VD
A30
SLOT1 R
AUDIO IN R
A28
SLOT1 L
AUDIO IN L
A26
RESET
RESET
B35
PWR STATUS
PWR STATUS
B32
SOS
B31
REMOTE
REMOTE
B30
CABEL DET
CABEL DET
B29
SLOT1 DET
PLUG DET
B28
TXD1
TXD
B27
RXD1
RXD
B
B26
SCL S1
IIC SCL
B25
SDA S1
IIC SDA
B24
SRQ
SRQ
B23
TO SLOT2
J12
Y/G
A38
Pb/B
A36
Pr/R
A34
S2 DET
B36
HD
A32
VD
A30
SLOT2 R
AUDIO IN R
A28
SLOT2 L
AUDIO IN L
A26
RESET
B35
SOS
SOS
B31
SLOT2 DET
PLUG DET
B28
SCL S2
IIC SCL
B25
SDA S2
C
IIC SDA
B24
SRQ
B23
TX3+
B15
TX3-
B14
TXC+
B12
TXC-
B11
TX2+
B9
TX2-
B8
TX1+
B6
TX1-
B5
TX0+
B3
TX0-
B2
TO SLOT3
J13
Y/G
A38
Pb/B
A36
Pr/R
A34
S2 DET
B36
D
HD
A32
VD
A30
SLOT3 R
AUDIO IN R
A28
SLOT3 L
AUDIO IN L
A26
RESET
B35
SOS
B31
SLOT3 DET
PLUG DET
B28
SCL S3
IIC SCL
B25
SDA S3
IIC SDA
B24
SRQ
B23
TO HX1
J14
9V
DIG 12V
22
P5V
21
P5V
Y/G
1
Pb/B
3
Pr/R
5
HD
7
VD
9
E
AUDIO IN R
11
AUDIO IN L
13
TXD 4
TXD
18
RXD 4
RXD
19
J-Board Block Diagram
1
IC951
IC3109
IC3108
DR15V
9V
9V
AVR 12V
AVR 5V
IC3005
1
2
12V
3
1
5V
3
INPUT SW
MAIN
15
Y
Y
50
17
Pb
SLOT1
19
Pr
48
Pb
23
S2 DET
SLOT1 HD
SLOT1 VD
5
Y/G
Pr
46
7
Pb/B
SLOT2
9
Pr/R
13
S2 DET
59
Y
61
Pb
SLOT3
63
Pr
3
S2 DET
SUB
53
Y
44
PC
Y
55
Pb
57
Pr
Pb
42
SCL3
27
SCL
SDA3
26
SDA
Pr
40
IC3003
EX I/O
SLOT2 HD
SLOT2 VD
SCL3
3
CS(S)
SW3
10
SDA3
SW2
9
SW1
1
SCL3
15
SCL
SW0
2
SDA3
14
SDA
A
B
SLOT1
LO
LO
IC3001
SLOT2
LO
HI
SLOT3
HI
LO
AUDIO SELECT
PC
HI HI
SLOT1 L
SLOT1
1
SLOT2 L
SLOT2
5
L
3
Q3002
SLOT3 L
SLOT3
2
L AMP
PC L
PC
4
SLOT1 R
SLOT1
12
SLOT2 R
SLOT2
14
R
Q3003
13
SLOT3 R
SLOT3
15
SW0
R AMP
PC R
A
10
PC
11
SW1
B
9
SLOT3 HD
SLOT3 VD
IC8003
A
B
SLOT1
LO
LO
IC8001
SYNC
SLOT2
LO
HI
SIGNAL
SLOT3
HI LO
PC
HI
HI
SYNC SELECT
PROCESSOR
(MAIN)
(MAIN)
SLOT1 VD
SLOT1
1
4
G IN
SLOT2 VD
SLOT2
5
VD
3
8
V IN
SLOT3 VD
SLOT3
2
PC VD
PC
4
6
H IN
SLOT1 HD
SLOT1
12
SLOT2 HD
SLOT2
14
HD
13
SLOT3 HD
SLOT3
15
PC HD
A SW0
10
PC
11
IC8009
B SW1
9
SWITCH
Q8012
PC VD
PC VD HX
7
PC HD HX
Q8013
2
PC VD HX
PC R
Q8010
PC HD
PC HD HX
PC L
Q8011
2
3
IC8007
CS/VIDEO SEL(MAIN)
AVR 5V
IC3201
5
1
5V
7
VIDEO AMP
Q8002
1
6
(MAIN)
AMP
Q3101
1
IN OUT
14
AMP
Q3102
5
IN
OUT
11
AMP
Q3103
25
IN
OUT
17
AMP
IC8008
CS/VIDEO SEL(SUB)
IC3251
5
7
VIDEO AMP
Q8001
1
6
(SUB)
AMP
Q3104
1
IN
OUT
14
AMP
Q3105
5
IN
OUT
11
AMP
Q3106
25
IN
OUT
17
AMP
IC3007
IC3006
IIC SW
EX I/O
3
SDA3
H:ON
5
6
IC3002
3
CS(M)
15
SCL
7
IIC SW
SCL3
H:ON
14
SDA
1
2
SCL S1
SLOT1
6
SCL S2
SLOT2
SCL3
5
SCL
7
SCL S3
SLOT3
4
IC3004
EX I/O(IIC SW)
SDA S1
SLOT1
10
SCL3
S1
S2
SDA S2
SLOT1
LO
LO
SLOT2
SDA3
15
SCL
10
11
SDA
SDA3
SLOT2
LO
HI
9
SDA S3
SLOT3
HI
LO
SLOT3
14
SDA
2
12
PC
HI HI
S0
14
3
IIC SW
1
S1
2
4
IIC SW
9
A
B
SLOT1
LO
LO
IC8002
SLOT2
LO
HI
SLOT3
HI LO
IC8005
PC
HI
HI
SYNC SELECT
(SUB)
INVERTER
SLOT1 VD
SLOT1
1
VD M
SLOT2 VD
SLOT2
1
2
5
VD
VD+
13
3
SLOT3 VD
NCLP M
SLOT3
2
17
9
8
CLP OUT
PC VD
PC
4
15
HD-
13
12
SLOT1 HD
SLOT1
12
SLOT2 HD
10
11
SLOT2
14
HD
13
SLOT3 HD
SLOT3
HD M
15
PC HD
A SW2
10
PC
11
B SW3
9
CS(M)
H:ON
1
4
5
6
NCLP M
VD M
HD M
POWER STATUS
STB5V S
REMOTE DET
CABLE DET
TXD TU
RXD TU
Q3001
RESET
IIC CONT
9V
TXD4
IC1001
RXD4
SDA3
HD S
STB5V
TIME CLOCK
VD S
MCLP S
SCL3
8
VDD
/INTER
5
X9350
7
OSCIN
SCL
2
6
OSCOUT
SDA
3
SCL3
SDA3
Q3010
SOS
SLOT9V
SLOT1 DET
SLOT2 DET
SLOT5V
SLOT3 DET
SLOT3.3V
Q3011
SLOT9V
SLOT5V
SLOT3.3V
DIG 12V
IC8015
DR15V
SCL3
RS232C
SDA3
DRIVER
RXD4
RXD4
13
12
R1IN
R1OUT
TXD4
TXD4
IC8004
14
T1OUT T1IN
11
SYNC
STB 5V
SIGNAL
IC8006
LAN15V
PROCESSOR
(SUB)
INVERTER
IC8016
4
G IN
VD S
1
2
8
V IN
VD+
13
INVERTER
NCLP S
PC VD
17
9
8
CLP OUT
1
2
6
15
H IN
HD-
PC HD
13
12
13
12
10
11
HD S
IC8009
SWITCH
CS(S)
3
H:ON
5
6
42WP37
J5
TO D5
15
TX3+
14
TX3-
12
TXC+
TXC-
11
9
TX2+
8
TX2-
6
TX1+
5
TX1-
3
TX0+
2
TX0-
21
Y M
23
PB M
25
PR M
31
NCLP M
29
VD M
27
HD M
J3
TO D3
40
Y S
38
PB S
36
PR S
15
POWER STATUS
25
REMOTE DET
13
CABLE DET
17
TXD TU
19
RXD TU
11
RESET
IIC CONT
2
TXD PC
21
23
RXD PC
34
HD S
32
VD S
31
NCLP S
27
REAL TIME/INTER
4
SCL1
5
SDA1
8
SCL3
9
SDA3
28
STB ON
12
SOUND MAIN MUTE
TO Z8
J8
15
SOUND MAIN MUTE
14
RESET
17
L
19
R
SLOT9V
1
3
SLOT5V
5
SLOT3.3V
6
SLOT3.3V
9
DIG 12V
12
DR15V
10
SCL3
11
SDA3
J10
TO PF10
2
STB ON/OFF
1
STB 5V
5
LAN15V
6
LAN15V
J6
TO D6
19
DPMS VD
DPMS HD
17
15
TX3+
14
TX3-
12
TXC+
11
TXC-
9
TX2+
8
TX2-
6
TX1+
5
TX1-
3
TX0+
TX0-
2
J-Board Block Diagram
7
8
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