Kramer Electronics RC-8iR - Manual (Page 9)

Using Your Universal Room Controller
7
Table 4: Connection Scheme (for the example in Figure 4)
This connector: Controls:
RELAY2 The lights
RELAY1 The screen
RS-485 Terminal Block Connector A power amplifier (and speakers)
RS-232 ( TX1 , RX1 ) Terminal Block Connector A projector 1
IR OUT1 PIN 2 A DVD player
IR OUT2 PIN 2 A video player
Ethernet The RC-8IR via a remote control PC
A laptop is connected to the projector
Figure 5 shows the RC-8IR built into a podium that is located in a lecture
auditorium. An overhead projector and screen, speakers, lights; and a cabinet
with a VCR, a DVD and an amplifier inside, are all controlled via the
RC-8IR. The presenter’s laptop is located on the podium, next to where the
RC-8IR is mounted. It is also controlled by the RC-8IR and is used for
presentations, slide shows and so on.
VCR
DVD
Amplifier
Figure 5: Example of a Typical RC-8IR Setup in the Lecture Auditorium
1 The second RS-232 port can be used to control another A/V unit or an LCD
2 Connected via the IR emitter cable. IR OUT1 and IR OUT2 can each be connected to identical machines and still be
controlled separately