Runco QuantumColor Q-1500d series Installation & Operation Manual page 30

System Overview
The Video 2 and Video 3 inputs are not used with the Q-1500d. Connect your
Composite video sources to the Brightness Acceleration Engine.
10. HDMI 1 Input (Digital)
Connect the HDMI 1 input to the Primary HDMI output on the Brightness Acceleration
Engine.
The HDMI 2, HDMI 3 and HDMI 4 inputs are not used with the Q-1500d.
Connect your HDMI sources to the Brightness Acceleration Engine.
11. Ethernet
A female RJ-45 connector for wired network communications.
12. HDMI Out (Audio Only)
Connect this output to an audio control system to pass through HDMI audio.
The DHD Controller does not transmit HDMI CEC control
Note
messages from the "HDMI Audio Out" connector.
13. HDMI Out (To Display)
Connect this to the HDMI input on the primary (top) optical engine on the Q-1500d
projector.
14. RS-232 (PC / Control)
A female, 9-pin D-sub connector for interfacing with a PC or automation/control
system.
14 Q-1500d Series Installation/Operation Manual