Sony PFV-SP3300 Operation Manual page 15

4 Cover plates
Remove the corresponding plates to install the optional
boards.
5 REF IN (reference input) connectors (BNC type)
The connectors accept two (A and B) analog reference
video signals (black burst signals or tri-level sync
signals for HDTV).
Two connectors of each pair have internal loop-
through connections. If loop-through output signals
are not used, put a 75-ohm terminator on any
connector that is not used.
6 ~AC IN A connector
To supply power to power unit A, connect to an AC
power supply using an appropriate AC power cord.
7 ~AC IN B connector
To supply power to power unit B, connect to an AC
power supply using an appropriate AC power cord.
8 U (signal ground) terminal
For signal ground. Connect to a ground wire as
required.
9 STATUS OUT connector (Mini D-sub 15-pin)
Outputs the statuses of the unit in the same manner as
the front-panel indicators.
For details, refer to the installation manual.
0 REMOTE connector (BNC type)
The connector is an S-BUS connector to be used for
routing switcher control. When a board installed in
this unit requires S-BUS communication with the
PFV-SP3300 main frame, connect an S-BUS control
line to this connector.
5 (E)