NEC GT1150 PC Control Codes, Cable Connection, Gravity Stack, Function, Communication Protocol

Models: GT1150

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PC Control Codes

PC Control Codes

Function

Code Data

 

 

 

 

 

 

POWER ON

02H

00H

00H

00H

00H

02H

 

 

 

 

 

 

 

 

 

 

 

POWER OFF

02H

01H

00H

00H

00H

03H

 

 

 

 

 

 

 

 

 

 

 

INPUT SELECT RGB 1

02H

03H

00H

00H

02H

01H

01H

09H

 

 

 

 

 

 

 

 

 

INPUT SELECT RGB 2

02H

03H

00H

00H

02H

01H

02H

0AH

 

 

 

 

 

 

 

 

 

INPUT SELECT VIDEO 1

02H

03H

00H

00H

02H

01H

06H

0EH

 

 

 

 

 

 

 

 

 

INPUT SELECT VIDEO 2

02H

03H

00H

00H

02H

01H

07H

0FH

 

 

 

 

 

 

 

 

 

INPUT SELECT S-VIDEO

02H

03H

00H

00H

02H

01H

0BH

13H

 

 

 

 

 

 

 

INPUT SELECT DVI (DIGITAL) 02H

03H

00H

00H

02H

01H

1AH 22H

 

 

 

 

 

 

 

 

INPUT SELECT DVI (ANALOG)02H

03H

00H

00H

02H

01H

03H

0BH

 

 

 

 

 

 

 

 

 

INPUT SELECT PC CARD 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 SCREEN MUTE ON

02H

14H

00H

00H

00H

16H

 

 

 

 

 

 

 

 

 

 

 

ON SCREEN MUTE OFF

02H

15H

00H

00H

00H

17H

 

 

 

 

 

 

 

 

 

 

 

NOTE: Contact your local dealer for a full list of the PC Control Codes if needed.

Cable Connection

Communication Protocol

Baud rate:

38400 bps

Data length:

8 bits

Parity:

No parity

Stop bit:

One bit

X on/off:

None

Communications

Full duplex

procedure:

 

OPTION (D-SUB 9P)

 

To TxD of PC

To RxD of PC

To GND of PC

1 2 3 4 5

6 7 8 9

To RTS of PC

To CTS of PC

NOTE: Pins 1, 4, 6 and 9 are used inside the projector.

Gravity Stack

Up to two units can be gravity stacked without external support. In some cases, however, two images will not align on the screen correctly. This will become more apparent when displaying small text and detailed graphics.

1. Note : Gravity Stacking Two GT1150 Projectors

The optional lenses for GT1150 have different geometrical distortions in wide zoom and tele. Select the best zoom position for stacking where the geometrical distortion is as small as possible. The recommended throw distances are as follows:

Screen Size

 

 

Throw Distance

 

 

(Diagonal)

GT19ZL

 

GT13ZL

GT34ZL

 

m

feet

 

m

feet

m

feet

40"

1.7

5.7

 

1.0

3.4

-

-

60"

2.6

8.7

 

1.6

5.2

-

-

80"

3.5

11.6

 

2.1

7.0

6.7

22.0

100"

4.4

14.6

 

2.7

8.7

8.4

27.5

120"

5.3

17.5

 

3.2

10.5

10.1

33.0

150"

6.7

22.0

 

4.0

13.2

12.6

41.3

200"

8.9

29.3

 

5.4

17.6

16.8

55.1

240"

10.7

35.2

 

6.4

21.1

20.2

66.1

300"

13.4

44.1

 

8.1

26.4

25.2

82.6

350"

-

-

 

-

-

29.4

96.4

400"

-

-

 

-

-

33.6

110.2

450"

-

-

 

-

-

37.8

124.0

500"

-

-

 

-

-

42.0

137.8

Lens position

Horizontal lens position must be as close to the center of the lens opening as possible.

2. Note: Gravity Stacking in link mode

A distribution amplifier is recommended for Gravity stacking in link mode to distribute one input source to two projectors.

3. Note: Gravity stacking in link mode without a distribution amplifier

In this configuration, horizontal position of each projector will need to be adjusted before enabling Link mode. This adjustment will prevent image alignment.

E – 70

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NEC GT1150 user manual PC Control Codes, Cable Connection, Gravity Stack, Function, Communication Protocol, OPTION D-SUB 9P