Grass Valley Adder II - Manual (Page 17)

13
Adder II
User Guide
Other Base Features
Data Transport
The Adder II Base units have built-in data support for:
• 2 Tally (GPI)
• 2 RS-422
• 2 RS-485
• 2 RS-232
Fig. 2-6: Data Connectors on Base Rear Panel
The pin-outs for the DB-9 connectors are described on the rear panel above the connectors
and in
Table 2-1 (see Figure 2-7 for position). Note that these pinouts are non-standard,so
you will require custom cables.
Fig. 2-7: Data LEDs
Front panel LED indicators will flash with data traffic or stay constant Green in the case of a
closed (shorted) Tally/GPI.
The Adder II accepts and multiplexes up to two RS-232, two RS-422, and two RS-485 digital
data signals and two remote relay closures. The other side of the link then receives the