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A good user manual
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Table of contents for the manual
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Page 1
1 LCD Pr ojector XL2550U/XL1550U Contr olling the pr ojector using a personal computer This projector can be contr olled by connecting a personal computer with RS-232C terminal. PC-controllable functions: • T urning the power ON or OFF • Changing input signals • Inputting commands by pressing the buttons on the contr ol panel and r emote cont[...]
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Page 2
2 2 . Control comman d diagram The command consists of the address code, function code, data code, and end code. The length of the command varies among the functions. Address code Function code Data code End code ASCII ‘30h’ 30h’ Function Data ‘0Dh’ Character 00 Function Data [Address code] 00 (In ASCII code, ‘30h’ ‘30h’) fi xed.[...]
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Page 3
3 Sending out command Awaiting response from projector Awaiting response from projector Checking execution of command (sending out check command) Sending command again No Yes Yes Yes 1 1 Less than 10 times Projector error Send out “00vER” to check error details. Recover from error state. 0–3 To normal operation 4 Enter password. Send out “0[...]
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Page 4
4 4. Command li st 4. 1 Op er ati on com man ds (Not executable in stand-by mode. When the commands for input select are sent while the splash screen is being displayed, the splash screen is only canceled.) The operation commands are used for the basic operation setting of this pr ojector . They may not be executed while the signals are changed. Th[...]
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Page 5
5 ITEM Function Data (Receive) Character ASCII Projector status vST 76h 53h 54h 0 (Stand-by mode), 1 (Within 1 minute after POWER-ON (warm-up mode)), 2 (POWER-ON mode (including state of war ning)), 3 (Cooling mode), 4 (Abnormal state (including shutdown due to an error)), 5 (State of functioning (menu display , dialog display , MUTE, SPLIT , FREEZ[...]
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Page 6
6 4.4 D ire ct c omman ds (Not executable in stand-by mode. Possible only to read during muting.) The direct commands ar e used for the keystone setting of this pr ojector with the value. ITEM Function Data Character ASCII VOLUME VL 56h 4Ch 00–31 KEYSTONE (vertical) KS 4Bh 53h ±35 KEYSTONE (horizontal) KSH 4Bh 53h 48h ±25 How to set the value U[...]
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Page 7
7 ITEM Function Data Character ASCII WALL SCREEN (BEIGE) WSY 57h 53h 59h 1–5 WALL SCREEN (LIGHT BLUE) WSB 57h 53h 42h 1–5 WALL SCREEN (LIGHT GREEN) WSG 57h 53h 47h 1–5 WALL SCREEN (PINK) WSP 57h 53h 50h 1–5 LAMP MODE LM 4Ch 4Dh 0 (ST ANDARD), 1 (LOW) AUTO POWER ON APON 41h 50h 4Fh 4Eh 0 (OFF), 1 (ON) AUTO POWER OFF APOF 41h 50h 4Fh 46h 00 ([...]
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Page 8
8 [Example 1] When setting the AUTO POWER ON to ON. (Figures and symbols enclosed in quotation marks ar e ASCII codes.): Sending commands from the PC, etc. Status code from the pr ojector Description ‘30’ ‘30’ ‘41’ ‘50’ ‘4F’ ‘4E’ ‘31’ ‘0D’ 00APON1 Command for setting the AUTO POWER ON to ON ‘30’ ‘30’ ‘41’[...]