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6. Appendix
6-8-2. External control connector (GP I/O) (D-Sub 37 pin)
It is possible to control the projector with an external device and to control the external device from the projector using an
external control connector (GPIO: General Purpose I/O Ports). Each pin is electrically separated from the projector internal
circuits by a photo-coupler. 8 port input and 8 port output are available.
Please contact your dealer/distributor regarding how to use and to operate them.
Pin view of female connector
Pin No.
Signal Name
I/O
Pin No.
Signal Name
I/O
1
GPIN1+
(3D L/R Input Ref)
IN
20
GPIN1-
(3D L/R Input Reference -)
IN
2
GPIN2+
(3D L/R Display Ref)
IN
21
GPIN2-
(3D L/R Display Reference -)
IN
3
GPIN3+ (system reserved)
IN
22
GPIN3- (system reserved)
IN
4
GPIN4+ (system reserved)
IN
23
GPIN4- (system reserved)
IN
5
EX
(Control and Title Sel)
IN
24
EXT_GPIN1-
(Control and Title Selection -)
IN
6
EX
(Control and Title Sel)
IN
25
EXT_GPIN2-
(Control and Title Selection -)
IN
7
EX
(Control and Title Sel)
IN
26
EXT_GPIN3-
(Control and Title Selection -)
IN
8
EX
(Control and Title Sel)
IN
27
EXT_GPIN4-
(Control and Title Selection -)
IN
9
(External 3D L/R Output Ref)
OUT
28
GPOUT1-
(External 3D L/R Output Reference -)
OUT
10
(system reserved)
OUT
29
GPOUT2- (system reserved)
OUT
11
(system reserved)
OUT
30
GPOUT3- (system reserved)
OUT
12
(Internal 3D L/R Output Ref)
OUT
31
GPOUT4-
(Internal 3D L/R Output Reference -)
OUT
13
EXT
(Projector Ready/Busy +)
OUT
32
EXT_GPOUT1-
(Projector Ready/Busy -)
OUT
14
EXT
(Projector Error )
OUT
33
EXT_GPOUT2-
(Projector Error Status -)
OUT
15
EXT
(IMB Play/End )
OUT
34
EXT_GPOUT3-
(IMB Play/End Status -)
OUT
16
EXT
(Projector Hea)
OUT
35
EXT_GPOUT4-
(Projector Heartbeat -)
OUT
17
NC (not connected)
-
36
NC (not connected)
-
18
GND
PWR
37
GND
PWR
19
GND
PWR
-
-
-
EXT_GPIN1 - EXT_GPIN4:
You can control the projector externally by combinations of input signals (high/low).
(Projector power supply/turning the lamp on or off/image mute/title selection)
EXT_GPOUT1 - EXT_GPOUT4: Functions in the above table are default settings. You can change the assigned functions.