NEC NC1600C - Page 57

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6. Appendix
6-7-5. External control connector (GPI/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
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Signal Name
Ext_GPIN_1_P
Ext_GPIN_2_P
Ext_GPIN_3_P
Ext_GPIN_4_P
Ext_GPIN_5_P
Ext_GPIN_6_P
Ext_GPIN_7_P
Ext_GPIN_8_P
Ext_GPOUT_1_P
Ext_GPOUT_2_P
Ext_GPOUT_3_P
Ext_GPOUT_4_P
Ext_GPOUT_5_P
Ext_GPOUT_6_P
Ext_GPOUT_7_P
Ext_PROJ_GOOD_P
NC
Reserve
Reserve
I/O
Input
Input
Input
Input
Input
Input
Input
Input
Output
Output
Output
Output
Output
Output
Output
Output
-
-
-
Pin No.
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
-
Signal Name
Ext_GPIN_1_N
Ext_GPIN_2_N
Ext_GPIN_3_N
Ext_GPIN_4_N
Ext_GPIN_5_N
Ext_GPIN_6_N
Ext_GPIN_7_N
Ext_GPIN_8_N
Ext_GPOUT_1_N
Ext_GPOUT_2_N
Ext_GPOUT_3_N
Ext_GPOUT_4_N
Ext_GPOUT_5_N
Ext_GPOUT_6_N
Ext_GPOUT_7_N
Ext_PROJ_GOOD_N
NC
Reserve
-
I/O
Input
Input
Input
Input
Input
Input
Input
Input
Output
Output
Output
Output
Output
Output
Output
Output
-
-
-
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20
Pin view of female connector