NEC NP905 specifications PC Control Codes, Cable Connection, Communication Protocol

Page 6
To RTS of PC
To CTS of PC

 

 

 

 

 

 

 

 

 

NEC Display Solutions of America, Inc.

 

NP905 Installation Guide

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ceiling Mounted and Desktop

 

 

 

 

 

 

 

 

 

 

 

 

 

Rev 1.1

 

PC Control Codes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

Code Data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER ON

02H

00H

00H

00H

00H

02H

 

 

 

 

 

 

 

 

 

 

POWER OFF

02H

01H

00H

00H

00H

03H

 

 

 

 

 

 

 

 

 

 

INPUT SELECT COMPUTER 1

02H

03H

00H

00H

02H

01H

01H

09H

 

 

 

 

 

 

 

 

INPUT SELECT COMPUTER 2

02H

03H

00H

00H

02H

01H

02H

0AH

 

 

 

 

 

 

 

 

INPUT SELECT HDMI

02H

03H

00H

00H

02H

01H

1AH

22H

 

 

 

 

 

 

 

 

INPUT SELECT VIDEO

02H

03H

00H

00H

02H

01H

06H

0EH

 

 

 

 

 

 

 

 

INPUT SELECT S-VIDEO

02H

03H

00H

00H

02H

01H

0BH

13H

 

 

 

 

 

 

 

 

INPUT SELECT VIEWER

02H

03H

00H

00H

02H

01H

1FH

27H

 

 

 

 

 

 

 

 

PICTURE MUTE ON

02H

10H

00H

00H

00H

12H

 

 

 

 

 

 

 

 

 

 

PICTURE MUTE OFF

02H

11H

00H

00H

00H

13H

 

 

 

 

 

 

 

 

 

 

SOUND MUTE ON

02H

12H

00H

00H

00H

14H

 

 

 

 

 

 

 

 

 

 

SOUND MUTE OFF

02H

13H

00H

00H

00H

15H

 

 

 

 

 

 

 

 

 

 

ON SCREEEN MUTE ON

02H

14H

00H

00H

00H

16H

 

 

 

 

 

 

 

 

 

 

ON SCREEN MUTE OFF

02H

15H

00H

00H

00H

17H

 

 

 

 

 

 

 

 

 

 

ASPECT RATIO (4:3 Screen)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4:3

03H

10H

00H

00H

05H

18H

00H

00H

00H

00H

30H

 

 

 

LETTERBOX

03H

10H

00H

00H

05H

18H

00H

00H

01H

00H

31H

 

 

 

WIDESCREEN

03H

10H

00H

00H

05H

18H

00H

00H

02H

00H

32H

 

 

 

ZOOM

03H

10H

00H

00H

05H

18H

00H

00H

03H

00H

33H

 

 

ASPECT RATIO (16:9 Screen)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4:3 WINDOW

03H

10H

00H

00H

05H

18H

00H

00H

00H

00H

30H

 

 

 

LETTERBOX

03H

10H

00H

00H

05H

18H

00H

00H

01H

00H

31H

 

 

 

WIDESCREEN

03H

10H

00H

00H

05H

18H

00H

00H

02H

00H

32H

 

 

 

4:3 FILL

03H

10H

00H

00H

05H

18H

00H

00H

03H

00H

33H

 

 

ASPECT RATIO (RGB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4:3

03H

10H

00H

00H

05H

18H

00H

00H

00H

00H

30H

 

 

16:9

03H

10H

00H

00H

05H

18H

00H

00H

02H

00H

32H

 

 

5:4

03H

10H

00H

00H

05H

18H

00H

00H

0BH

00H

3BH

 

 

16:9

03H

10H

00H

00H

05H

18H

00H

00H

0CH

00H

3CH

 

15:9

03H

10H

00H

00H

05H

18H

00H

00H

0DH

00H

3DH

 

 

AUTO ADJUST

02H

0FH

00H

00H

02H

05H

00H

18H

 

 

 

 

 

 

 

Note: Contact your NEC rep for codes not listed.

Cable Connection

Communication Protocol:

Baud Rate:

38400 bps (for cable lengths longer than 20’, it is recommended changing to 9600 bps in setup menu)

Data Length:

8 bits

 

 

 

To TxD of PC

Parity:

No Parity

 

 

 

To RxD of PC

Stop Bit:

One Bit

 

 

 

To GND of PC

X on/off:

None

 

 

 

 

Communications: Full duplex

2

3

4

5

 

1

 

6

7

8

 

9

NOTE 1 : Pins 2, 3, 5, and 6 are used inside the projector.

NOTE 2: For long cable runs it is recommended to set communication speed within the projector to 9600 bps.

www.necdisplay.com

NP905

Page 6 of 6

Image 6
Contents Ceiling Mounted and Desktop ContentsLens Specifications Product DescriptionCeiling Mounted Diagrams and Distance ChartsDistance Chart for popular 43 screens DesktopCabinet Dimensions Speaker 5W Optional Ceiling Mount Dimensions Model # NP900CM Input PanelPC Control Codes Cable ConnectionCommunication Protocol
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NP905 specifications

The NEC NP905 is a sophisticated projector designed to deliver exceptional performance in various environments, including classrooms, conference rooms, and business settings. Known for its versatility and reliability, the NP905 integrates a range of features and technologies that enhance its usability and image quality.

One of the standout characteristics of the NEC NP905 is its brightness, offering up to 3,000 ANSI lumens. This high brightness level ensures clear and vivid images even in well-lit rooms, making it an ideal solution for presentations or educational purposes where ambient light cannot be controlled entirely. The projector boasts a native resolution of XGA (1024 x 768), delivering sharp detailed visuals, making text and graphics easy to read from a distance.

The NP905 incorporates advanced DLP technology, which contributes to its outstanding color accuracy and consistency. DLP projectors are known for their ability to produce deep blacks and vibrant colors, ensuring that your content appears striking and engaging. Furthermore, the NEC NP905 supports a contrast ratio of 2000:1, enhancing the depth of images and improving the overall viewing experience.

Connectivity is another crucial aspect of the NP905, which features multiple input options including HDMI, VGA, and USB ports. This wide array of connections allows users to easily integrate the projector with various devices such as laptops, desktops, and media players. The inclusion of a built-in speaker ensures that audio is also addressed, providing a complete, stand-alone presentation solution without the need for additional sound systems.

The NP905 is built with user convenience in mind. It features a compact design, making it easily portable for users who require a mobile solution. The projector also boasts a user-friendly interface, allowing for quick setup and adjustments. Its eco-friendly technology helps reduce power consumption, contributing to lower operational costs and environmental sustainability.

Moreover, the NEC NP905 supports a variety of projection modes, such as front, rear, and ceiling mount, giving users the flexibility to set it up in different settings without compromising performance. With its blend of features, advanced technologies, and user-centric design, the NEC NP905 stands out as a powerful projector tailored for modern professional needs. It is an excellent choice for delivering impactful presentations with clarity and reliability.