NEC 1200c Manual

51
6. Appendix
Problem
The STATUS indicator blinks in red. 
An error code is displayed. Check these items
Y our projector may have trouble. Please contact your dealer/distributor for instructions. 
Please contact your dealer/distributor for instructions. 

52
6. Appendix
6-2. Indicator display list
See the descriptions below when any of four buttons on the control panel or the Rear STATUS indicator on the rear of the
projector is lit or blinking.  The projector also has a warning function that uses a buzzer.
1
2
3
45
LAMP MENU ENTERDOUSER
KEY
LOCK
EXIT
IMB
6
7
8POWER button
KEY LOCK button
DOUSER button
LAMP ON/OFF button
6-2-1. KEY LOCK button
Indicator condition
Steady light White Orange Projector condition
The key lock is off.
The key lock is on. Note...

53
6. Appendix
6-2-5. Rear STATUS indicator
Indicator condition 
Off 
Blinking light 
Steady light  Projector condition 
Main power is off. 
The projector is getting ready to turn on.
The douser is closed. 
The lamp is off. 
The projector is cooling down. 
Safety problem, error 
Error with possible image project under certain 
conditions. 
The projector is turned on. 
The projector is in standby. 
Error at a level with not affect on projection.  Note 
-
W ait for a moment. 
W ait for a moment. 
An error...

54
6. Appendix
6-3. Operation using an HTTP browser
6-3-1. Overview
The use of HTTP server functions will allow control of the projector from a web browser. Please be sure to use “ Microsoft
Internet Explorer 4.x” or a higher version for the web browser.
This device uses “JavaScript” and “Cookies” and the browser should be set to accept these functions. The setting method will
vary depending on the version of the browser. Please refer to the help files and the other information provided in your...

55
6. Appendix
6-3-4. Structure of the HTTP server
  
Power
Title List
Basic Control
Lens
Mute
Projector StatusControls the power to your projector. 
• On: Turns the power on. 
• Off: Turns the power off. 
Displays titles set in the projector (such as input port, screen type, and title). 
Check, and the title will be changed. 
Displays the basic control items. 
Controls the lens operation. 


 : Shifts the projected screen upward. 
  : Shifts the projected screen downward. 
  : Shifts the projected...

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6. Appendix
6-4. Outline Drawing
700503
1005990
Units: mm 

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6. Appendix
6-5. Specifications
Model No. NC2000C NC1200C
Projection method 3 chip DLP Cinema® method (0.98-inch DC2K chip)
Panel resolution 2048 x 1080
Lamp type 4.0 kW xenon lamp (Note 1)  2.0 kW xenon lamp (Note 1) 
Screen sizes 5 m to 20 m (Width)  (Depends on setup conditions)  4 m to 14 m (Width) 
(Depends on setup conditions) 
Contrast ratio  2200:1 or above 
Lens adjustment function Motorized lens shift (vertical/horizontal), motorized zoom, motorized focus, douser 
Signal input ports 
(Note...

58
6. Appendix
6-6. Pin Assignment and Functions of Terminal
6-6-1. PC CONTROL connector (RS-232) (D-Sub 9 pin)
This is an RS-232C interface for controlling the projector head from a PC. The projector operates as a DCE (Data Communication
Equipment), so use a straight cable when connecting to a PC.
Pin 
No.
1
2
3
4
5
6
7
8
9
RS-232C
Signal Name
CD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
Functions as RS-232C
Carrier detection
Reception data
T ransmission data
Data Terminal ready (Note 1)
Signal GND
Data set ready...

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6. Appendix
6-6-2. 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.
19  18  17  16  15  14   13...

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6. Appendix
Input Connector
GP I/O Connector Inside ProjectorPhoto-coupler
Forward direction voltage: 1.1V (@5mA)
Resist = 390 
Ω
Ext_GPIN_P
Pin No.: 1234567
Ext_GPIN_N
Pin No.: 20 21 22 23 24 25 26 8
27
V oltage 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: 5mA
 Absolute Maximum Rating: 23mA
• Using GPIO Control
Momentary “ON” pulse enables you to control projector. To enable “ON” pulse, hold it for at least 500...