PC Control Codes
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POWER ON | 02H | 00H | 00H | 00H | 00H | 02H |
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POWER OFF | 02H | 01H | 00H | 00H | 00H | 03H |
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INPUT SELECT RGB 1 | 02H | 03H | 00H | 00H | 02H | 01H | 01H | 09H |
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INPUT SELECT RGB 2 | 02H | 03H | 00H | 00H | 02H | 01H | 02H | 0AH |
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INPUT SELECT VIDEO 1 | 02H | 03H | 00H | 00H | 02H | 01H | 06H | 0EH |
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INPUT SELECT VIDEO 2 | 02H | 03H | 00H | 00H | 02H | 01H | 07H | 0FH |
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INPUT SELECT | 02H | 03H | 00H | 00H | 02H | 01H | 0BH | 13H |
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INPUT SELECT DVI (DIGITAL) 02H | 03H | 00H | 00H | 02H | 01H | 1AH 22H | ||
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INPUT SELECT DVI (ANALOG)02H | 03H | 00H | 00H | 02H | 01H | 03H | 0BH | |
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INPUT SELECT PC CARD VIEWER | 02H | 03H | 00H | 00H | 02H | 01H | 1FH | 27H |
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PICTURE MUTE ON | 02H | 10H | 00H | 00H | 00H | 12H |
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PICTURE MUTE OFF | 02H | 11H | 00H | 00H | 00H | 13H |
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SOUND MUTE ON | 02H | 12H | 00H | 00H | 00H | 14H |
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SOUND MUTE OFF | 02H | 13H | 00H | 00H | 00H | 15H |
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ON SCREEN MUTE ON | 02H | 14H | 00H | 00H | 00H | 16H |
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ON SCREEN MUTE OFF | 02H | 15H | 00H | 00H | 00H | 17H |
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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: |
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OPTION |
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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 |
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(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