107
7. Appendix
3D terminal (D-sub 15 pin)
This is used to connect a 3D image system to the projector.
Pin view of a female connector
Pin
No.
Signal Name
I/O
Function
1
+12V
PWR
Supplies power (+12V) to the 3D image system
2
GNDC
GND
Ground
3
GNDC
GND
Ground
4
RS232_RX
IN
Data transmission from the 3D image system (1200 Baud, 8 bits, No
Parity)
5
RS232_TX
OUT
Data transmission to the 3D image system (1200 Baud, 8 bits, No Parity)
6
CONN_
OUT
3D mode status (+) (Connects to the collector of the output transistor of
the photo coupler inside the projector)
7
CO
OUT
3D L/R switching timing signal (+) (Connects to the collector of the output
transistor of the photo coupler inside the projector)
8
3D_INPUT_REFER-
ENCE+
IN
3D L/R timing signal (+) (Connects to the anode of the input diode of the
photo coupler inside the projector)
9
+12V
PWR
Supplies power (+12V) to the 3D image system
10
3D_INPUT_REFER-
ENCE−
IN
3D L/R timing signal (–) (Connects to the cathode of the input diode of
the photo coupler inside the projector)
11
3D_DISPLAY_REFER-
ENCE+
IN
3D L/R display timing signal (+) (Connects to the anode of the input diode
of the photo coupler inside the projector)
12
3D_DISPLAY_REFER-
ENCE−
IN
3D L/R display timing signal (–) (Connects to the cathode of the input
diode of the photo coupler inside the projector)
13
CONN_3D_MODE−
OUT
3D mode status (–) (Connects to the emitter of the output transistor of
the photo coupler inside the projector)
14
CONN_SYNC−
OUT
3D L/R switching timing signal (–) (Connects to the emitter of the output
transistor of the photo coupler inside the projector)
15
N/C
−
Unused