NEC DLP Cinema NP-02HD User Manual page 72

6. Appendix
6-7-2. 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 No.
1 GPIN1+
(3D L/R Input Reference +)
2 GPIN2+
(3D L/R Display Reference +)
3 GPIN3+ (system reserved)
4 GPIN4+ (system reserved)
5 EXT_GPIN1+
(Control and Title Selection +)
6 EXT_GPIN2+
(Control and Title Selection +)
7 EXT_GPIN3+
(Control and Title Selection +)
8 EXT_GPIN4+
(Control and Title Selection +)
9 GPOUT1+
(External 3D L/R Output Reference +)
10 GPOUT2+ (system reserved)
11 GPOUT3+ (system reserved)
12 GPOUT4+
(Internal 3D L/R Output Reference +)
13 EXT_GPOUT1+
(Projector Ready/Busy +)
14 EXT_GPOUT2+
(Projector Error Status +)
15 EXT_GPOUT3+
(IMB Play/End Status +)
16 EXT_GPOUT4+
(Projector Heartbeat +)
17 NC (not connected)
18 GND
19 GND
EXT_GPIN1 - EXT_GPIN4:
EXT_GPOUT1 - EXT_GPOUT4:
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Signal Name
You can control the projector externally by combinations of input signals (high/low). (Projector
power supply/turning the light source on or off/image mute/title selection)
Functions in the above table are default settings. You can change the assigned functions.
Pin view of female connector
I/O Pin No.
IN 20 GPIN1-
(3D L/R Input Reference -)
IN 21 GPIN2-
(3D L/R Display Reference -)
IN 22 GPIN3- (system reserved)
IN 23 GPIN4- (system reserved)
IN 24 EXT_GPIN1-
(Control and Title Selection -)
IN 25 EXT_GPIN2-
(Control and Title Selection -)
IN 26 EXT_GPIN3-
(Control and Title Selection -)
IN 27 EXT_GPIN4-
(Control and Title Selection -)
OUT 28 GPOUT1-
(External 3D L/R Output Reference -)
OUT 29 GPOUT2- (system reserved)
OUT 30 GPOUT3- (system reserved)
OUT 31 GPOUT4-
(Internal 3D L/R Output Reference -)
OUT 32 EXT_GPOUT1-
(Projector Ready/Busy -)
OUT 33 EXT_GPOUT2-
(Projector Error Status -)
OUT 34 EXT_GPOUT3-
(IMB Play/End Status -)
OUT 35 EXT_GPOUT4-
(Projector Heartbeat -)
- 36 NC (not connected)
PWR 37 GND
PWR -
Signal Name
-
I/O
IN
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
-
PWR
-