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4. SEGA Type 2 JVS I/O

4.1 Power connectors (CN1, CN2, CN5, CN6)

The type 2 board has pass-through (filtered) power outputs. Only CN2 is required to power the board.

SEGA Type 2 JVS I/O Power connector diagrams

4.1.1 CN1 12V Input

Pin Function
1 +12V in
2 +12V in
3
4 GND
5 GND

4.1.2 CN2 5V Input

Pin Function
1 +5V in
2 +5V in
3 GND
4 GND

4.1.3 CN5 12V Output

Pin Function
1 +12V out
2 +12V out
3
4 GND
5 GND

4.1.4 CN6 5V Output

Pin Function
1 +5V out
2 +5V out
3 GND
4 GND

4.2 CN9 Digital Output Diagram

SEGA Type 2 JVS I/O CN9 diagram

Pin Function Additional functions
1 +5V
2 +5V
3 +5V
4 +5V
5 GND
6 GND
7 GND
8 GND
9 Output PD0 Meter 1
10 Output PD1 Meter 2
11 Output PD2 JVS Output 1
12 Output PD3 JVS Output 2
13 Output PD4 JVS Output 3
14 Output PD5 JVS Output 4
15 Output PD6 JVS Output 5
16 Output PD7 JVS Output 6
17 Output PE0 JVS Output 7
18 Output PE1 JVS Output 8
19 Output PE2 JVS Output 9
20 Output PE3 JVS Output 10
21 Output PE4 JVS Output 11, Printer #Feed
22 Output PE5 JVS Output 12, Printer #BFeed
23 Output PE6 JVS Output 13, Printer #Init
24 Output PE7 JVS Output 14, Printer #Strobe
25 Output PF0 JVS Output 15, Printer D0
26 Output PF1 JVS Output 16, Printer D1
27 Output PF2 JVS Output 17, Printer D2
28 Output PF3 JVS Output 18, Printer D3
29 Output PF4 JVS Output 19, Printer D4
30 Output PF5 JVS Output 20, Printer D5
31 Output PF6 JVS Output 21, Printer D6
32 Output PF7 JVS Output 22, Printer D7
33 +12V
34 +12V

4.3 CN8 Digital Input Diagram

SEGA Type 2 JVS I/O CN8 diagram

Pin Function Additional functions
1 +EXV
2 +EXV
3 +5V
4 +5V
5 +5V
6 +5V
7 GND
8 GND
9 GND
10 GND
11 GND
12 GND
13 Input PA4 Coin 1
14 Input PA5 Coin 2
15 Input PA6 JVS Test
16 Input PA7 JVS Spare
17 Input PB0 JVS Start 1P
18 Input PB1 JVS Service 1P
19 Input PB2 JVS Up 1P
20 Input PB3 JVS Down 1P
21 Input PB4 JVS Left 1P
22 Input PB5 JVS Right 1P
23 Input PB6 JVS SW1 1P
24 Input PB7 JVS SW2 1P
25 Input PC0 JVS Start 2P
26 Input PC1 JVS Service 2P, Printer BUSY
27 Input PC2 JVS Up 2P, Printer #ACK
28 Input PC3 JVS Down 2P, Printer PE
29 Input PC4 JVS Left 2P, Printer #ERR
30 Input PC5 JVS Right 2P, Printer ST0
31 Input PC6 JVS SW1 2P, Printer ST1
32 Input PC7 JVS SW2 2P, Printer ST2
33 Input PG0 JVS SW3 1P, Rotary 1 A
34 Input PG1 JVS SW4 1P, Rotary 1 B
35 Input PG2 JVS SW5 1P, Rotary 2 A
36 Input PG3 JVS SW6 1P, Rotary 2 B
37 Input PG4 JVS SW3 2P, Rotary 3 A
38 Input PG5 JVS SW4 2P, Rotary 3 B
39 Input PG6 JVS SW5 2P, Rotary 4 A
40 Input PG7 JVS SW6 2P, Rotary 4 B

4.4 CN7 Analog Output Diagram

SEGA Type 2 JVS I/O CN7 diagram

Pin Function
1 AVCC (5V)
2 AVCC (5V)
3 Analog 0
4 Analog 4
5 AGND
6 AGND
7 AVCC (5V)
8 AVCC (5V)
9 Analog 1
10 Analog 5
11 AGND
12 AGND
13 AVCC (5V)
14 AVCC (5V)
15 Analog 2
16 Analog 6
17 AGND
18 AGND
19 AVCC (5V)
20 AVCC (5V)
21 Analog 3
22 Analog 7
23 AGND
24 AGND
25
26

4.5 CN4 Cabinet Linking Diagram

The Type 2 can function as a host for the old cabinet linking protocol.

I’m unaware of any games utilising this function, and all versions of Type 2 I/O firmware have bugs that render this functionality unusable.

SEGA Type 2 JVS I/O CN4 diagram

Pin Function
1 TxD+
2 TxD-
3 GND
4 GND
5 RxD-
6 RxD+