Sharp NP-PH3501QL User Manual - NEC - Page 177

Using GP I/O Control, Photo-coupler ON/OFF, Function

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8. Appendix GP I/O Connector Inside Projector Ext_GPIN_P Pin No.: 5 6 7 8 Voltage applied across the pins of Ext_GPIN_P and Ext_GPIN_N should be in the range from 3.3 Vdc to 10 Vdc. Recommended Operating Current: 5 mA Absolute Maximum Rating: 23 mA Ext_GPIN_N Pin No.: 24 25 26 27 Resist = 360 Ω Photo-coupler Forward direction voltage: 1.1 V (@5 mA) Using GP I/O Control Momentary "ON" pulse enables you to control projector. To enable "ON" pulse, hold it for at least 300 ms. Hold "OFF" for at least 300 ms before "ON". (→ page 161) Here is function list to control projector by using GP I/O port. Photo-coupler ON/OFF 8-27 7-26 6-25 5-24 OFF OFF OFF OFF OFF OFF OFF ON ON ON ON ON ON ON ON OFF OFF OFF ON ON ON ON OFF OFF OFF OFF ON ON ON ON OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON Function The following functions apply depending on the combination of input terminals. Power ON Power OFF Shutter CLOSE Shutter OPEN Select HDMI1 Select DisplayPort1 Select SDI1 Select SDI2 Select SDI3 Select SDI4 Select HDBaseT Select SLOT Select HDMI2 Select DisplayPort2 reserved Example for setting the shutter to CLOSE: Input ON to 6-25 and 5-24 while 8-27 and 7-26 are OFF. NOTE: • The operation command coming from GP I/O port will be canceled when the projector is processing other tasks. • Set all other pins than those in use to "OFF". • The operation command is executed upon continuous input of the "ON" pulse for approximately 300 ms. 160

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160
8. Appendix
Inside Projector
Voltage applied across the pins of Ext_GPIN_P and Ext_GPIN_N
should be in the range from 3.3 Vdc to 10 Vdc.
Recommended Operating Current: 5 mA
Absolute Maximum Rating: 23 mA
Resist = 360
Ω
Photo-coupler
Forward direction voltage: 1.1 V (@5 mA)
GP I/O Connector
Pin No.:
5
6
7
8
Pin No.:
24
25
26
27
Ext_GPIN_P
Ext_GPIN_N
Using GP I/O Control
Momentary “ON” pulse enables you to control projector. To enable “ON” pulse, hold it for at least 300 ms. Hold “OFF”
for at least 300 ms before “ON”. (
→
page
161
)
Here is function list to control projector by using GP I/O port.
Photo-coupler ON/OFF
Function
8-27
7-26
6-25
5-24
The following functions apply depending on the combination of input
terminals.
OFF
OFF
OFF
ON
Power ON
OFF
OFF
ON
OFF
Power OFF
OFF
OFF
ON
ON
Shutter CLOSE
OFF
ON
OFF
OFF
Shutter OPEN
OFF
ON
OFF
ON
Select HDMI1
OFF
ON
ON
OFF
Select DisplayPort1
OFF
ON
ON
ON
Select SDI1
ON
OFF
OFF
OFF
Select SDI2
ON
OFF
OFF
ON
Select SDI3
ON
OFF
ON
OFF
Select SDI4
ON
OFF
ON
ON
Select HDBaseT
ON
ON
OFF
OFF
Select SLOT
ON
ON
OFF
ON
Select HDMI2
ON
ON
ON
OFF
Select DisplayPort2
ON
ON
ON
ON
reserved
Example for setting the shutter to CLOSE: Input ON to 6-25 and 5-24 while 8-27 and 7-26 are OFF.
NOTE:
• The operation command coming from GP I/O port will be canceled when the projector is processing other tasks.
• Set all other pins than those in use to “OFF”.
• The operation command is executed upon continuous input of the “ON” pulse for approximately 300 ms.