2MV
2-3-30
YC20
1 24V4(NC) - - Not used
Connected to
main switch
2 5V4 O 5 V DC 5 V DC power output to MSW
3 SHUTDOWN I 0/5 V DC MSW: On/Off
YC22
1 VIDEO_TXD I 0/3.3 V DC (pulse) Video serial communication data signal
Connected to
engine PWB
2 VIDEO_RXD I 0/3.3 V DC (pulse) Video serial communication data signal
3 VIDEO_SCL I 0/3.3 V DC (pulse) Video clock signal
4 VIDEO_READ
Y
O 0/3.3 V DC (pulse) Video ready signal
5 VIDEO_SEL I 0/3.3 V DC (pulse) Video select signal
YC23
1 5V4 O 5 V DC 5 V DC power output to Key card
Connected to
key card
25V4 O
5 V DC
5 V DC power output to key card
35V4 O
5 V DC
5 V DC power output to key card
45V4 O
5 V DC
5 V DC power output to key card
55V4 O
5 V DC
5 V DC power output to key card
65V4 O
5 V DC
5 V DC power output to key card
75V4 O
5 V DC
5 V DC power output to key card
85V4 O
5 V DC
5 V DC power output to key card
9 MK2_ENBL_2 I
0/3.3 V DC
Key card enable signal
10 24V4 O
24 V DC
24 V DC power output to key card
11 MK2_RKEY7_
2
O
0/3.3 V DC Key card control signal
12 MK2_RKEY6_
2
O
0/3.3 V DC Key card control signal
13 MK2_RKEY5_
2
O
0/3.3 V DC Key card control signal
14 MK2_RKEY4_
2
O
0/3.3 V DC Key card control signal
15 MK2_RKEY3_
2
O
0/3.3 V DC Key card control signal
16 MK2_RKEY2_
2
O
0/3.3 V DC Key card control signal
17 MK2_RKEY1_
2
O
0/3.3 V DC Key card control signal
18 MK2_RKEY0_
2
O
0/3.3 V DC Key card control signal
19 GND - - Ground
20 MK2_COUNT
_2
O
0/3.3 V DC
Key card count signal
Connector Pin Signal I/O Voltage Description