Grass Valley VM 3000 System Controllers v.7.4 - Manual (Page 98)

Hardware Installation
2−26 VM 3000 Installation and Operating Manual
ALPHA IMAGE A264S DISTRIBUTION SWITCHER
See Figure 2−30 for hardware connections. The protocol setting is: 38400 baud, 8 data bits, even parity, 1 stop bit.
Figure 2−30. Connection to Alpha distribution switcher.
VM 3000
LAN
See pg
2−46
House time
code
(optional).
See pg.
2−110
See Figure 2−31 for a description of this cable
Alpha protocol
“Hi speed serial” port
or
“Port 4”
Alpha A264S
Odd serial port
Figure 2−31. Cable for connecting VM 3000 to Alpha Image A264S switcher.
1
6
R−
2
7
3
T−
8
4
9
5
R+
T−
to VM 3000
serial port
to Alpha A264S
“Hi speed serial” port or
“Port 4”
G Ground
R− Receive minus
R+ Receive plus
T+ Transmit plus
T− Transmit minus
DB9P
(male)
DB9P
(male)
= twisted pair
1
6
2
7
3
8
4
9
5
T+
R−
R+
T+
G G