LCD Projector User Manual
Contents
1. 72 35 34 OD Command received O O r 5 4 Coy Command echo back 6 Warning commands Read the past warning data The personal computer doesn t attache the data code onto the warning commands to send On the other hand the projector which has received a command attach the warning data as the data code to reply HEX 45h 70h 45h 63h past data clear past data The past data Ep is 6 digits hexadecimal notation MBS b1 b2 b3 b4 b5 b6 b7 b8 b9 b10 b11 b12 b13 b14 b15 b16 b17 b18 b19 b20 b21 000 LSB b1 Operation time during boot up 0 when the power is ON 1 b2 Standby power short b3 Switch power short b4 0 b5 0 b6 0 b7 The fan is stopped b8 The lamp cover is not closed b9 The filter cover is not closed b10 The temperature sensor is off Exausting fan b11 The temperature sensor is off The lamp b12 Communication error between microcomputer b13 Communication error between microcomputer Parallel bus b14 Abnormal temperature the lamp b15 Abnormal temperature outside b16 Abnormal temperature LCD b17 The lamp is not illuminating b18 Confirmation mode for the operating status b19 0 b20 0 b21 The life of a lamp Example 1 The fan was down when the power was ON and the past data of the warning was confirmed Sending commands Status code from from the PC etc 30 30 45 70 OD Q Q E p a Meaning projector Commnd fo2. PARITY BIT NONE STOP BIT FLOW CONTROL NONE This projector uses RXD TXD and GND lines for RS 232C control For RS 232C cable the reverse type cable should be used 2 Control command diagram The command is structured by the address code function code data code and end code The length of the command is different by each function MENT en 30h 30h Function Data ASCII 0 0 Function Data Address code 30h 30h In ASCII code 0 0 fixed Function code A code of each fixed control move Z Data code A code of each fixed control data number and not always indicated F End code ODh In ASCII code 1 fixed a 3 Control sequence 1 The command from a personal computer to the projector will be sent in 400ms 2 The projector will send a return command 400ms after it has received an encode if the command isn t received correctly the projector will not send the retirn command 3 The personal computer checks the command and confirms that if the command which has been sent has been executed or not 4 This projector sends various codes other than the return code When having a control sequence by RS 232C reject other codes from personal computer side The sending time of return command may delay depending on the condition during changing the input signal playing back the PC card etc Control this projector by using a personal computer Continue Example Turn th
3. the command of CONTRAST or BRIGHTNESS is sent from the computer the setting of the COLOR TEMP on the menu is set to USER e For the same condition as HIGH or LOW of the COLOR TEMP change the CONTRAST and BRIGHTNESS settings as shown below COLOR TEMP HIGH difference data difference data of R from G of B from G CONTRAST COLOR TEMP LOW difference data difference data of R from G of B from G CONTRAST BRIGHTNESS BRIGHTNESS aa MITSUBISHI MITSUBISHI ELECTRONICS AMERICA INC 5665 Plaza Drive Cypress CA 90630 871D269B1 Printed in Japan
4. a MITSUBISHI LCD Projector User Manual APPENDR MODEL LVP X120A Control this projector by using a personal computer This projector can be controlled by connecting a personal computer with RS 232C terminal Connection Projector IBM PC or IBM PC compatibles to RS 232C terminal to Com1 Comport RS 232C cable D SUB 9P Mini DIN 8P Note If your PC IBM or IBM compatible is equipped only with a 25 pin serial port connector a 25 pin serial port adapter is required Contact your dealer for details Projector Macintosh to modem port or printer port to RS 232C WE terminal es an RS 232C adaptor RS 232C cable for Macintosh ess Mini DIN 8P D SUB 9P D SUB 9P Mini DIN 8P Functions can be controlled by a personal computer e Turn the ON or OFF Changing input signals Button input by remote control Reading warning data Picture adjustment By making a programme you can also control this projector by a personal computer automatically EXAMPLE Time Movement Commands to be used ASCII code 8 40 a m Turn the power ON 00 Change input to RGB 00_r1 0 20 p m Turn the power OFF 00 1 00 p m Turn the power ON 00 3 00 p m Change input to VIDEO OO0O_v1 5 20 p m Turn the power OFF 00 1 Interface PROTOCOL RS 232C BAUD RATE 9600 bps DATA LENGTH 8 bits
5. e power ON is for ASCII code Sending commands Status code from Meaning from the PC etc projector 30 30 21 0D Command for POWER ON O 0 Me 1 PE U 30 30 21 0D Command received 0 o pal Command echo back 4 Operation commands The operation commands execute the basic operation setting of this projector It may not operate when changing the signal POWER ON POWER OFF INPUT RGB 72h 31h INPUT VIDEO 76h 31h INPUT CARD E 63h 31h e POWER OFF command will not work for 1 minute after the power is turned on e POWER ON command will not work for 1 minute after the power is turned off Example Set the input signal to RGB is for ASCII code Sending commands Status code from Meaning from the PC etc projector 30 30 5F 72 31 OD Command for setting the input vo Ti signal to RGB 30 30 5F 72 31 OD Command received 00 ra Command echo back 5 Remote commands The some remote control operation can be done by remote command codes Button s name on remote ASCII VOLUME VOLUME EXPAND MENU ENTER AUTO PLAY PC CARD RELEASE PC CARD AUTO POSITION STILL Example Display MENU selection bar is for ASCII code Sending commands Status code from Meaning from the PC etc projector 30 30 72 35 34 OD Command as same as MENU button Q Q r 15 4 a 30 30
6. r confirm past data 30 30 45 70 38 32 30 30 30 30 0D 0 0 E p g 19 0 0 0 O Warning command Fan is stopped when the power is ON carried out APPENDR 8 2 0 0 0 0 mean the numbers as shown below Bit bl b2 b3 b4j b 5 b6 b7 b8 b9 b10 blii b12 b13 b14 b15 b16 b17 b18 b19 b20 b21 0 0 0 ASCII 1 0 oO 0 0 0 1 010 0 0 0 0 0 0 0 0 0 0 0 00 0 0 HEX 8 2 0 0 0 0 b1 1 The power is ON b7 1 The fan is stopped Other 0 7 Reading command diagram Monitor projector operation status The power ON OFF and input terminal settings can be monitored ASCII HEX Data Receive Data Receive Function Function POWER ON POWER OFF INPUT RGB INPUT VIDEO INPUT CARD Control this projector by using a personal computer Continue When a personal computer sends the command data code will not be attached On the other hand the projector which has received a command will attach the recent operating status then send Example Input was Video when the operating status of the input terminal was confirmed Sending commands Status code from from the PC etc 30 30 76 49 OD Q Q y T coy Meaning projector Command for confirm input 30 30 76 49 76 31 0D Q Q y T Wy 4 a Command Input is Video carrired out 8 Picture adjustment commands The picture adjustment commands execu
7. te the picture adjustment setting of this projector If the personal computer doesn t send the commands without attaching the data code the projector which has received the command replays the setting data as data code CONTRAST BRIGHTNESS SHARPNESS TINT COLOR How to set the grade The data code of CONTRAST and BRIGHTNESS is structured by the difference data of R from G the main data and the difference data of B from G Use ASCII letters code to set the grade for setting data Please refer to the table below for HEX code 5 35h 6 FE 36h 37h g 38h 9 39h Example 1 Set the difference data of R from G to 10 the setting main data to 0 and the difference data of B from to 5 Sending commands from the PC etc 30 30 50 2B 31 30 2B 30 30 2D 30 35 0D 0 0 p rat 1 o at 0 0 mi O 15 a Status code from Meaning projector Command for setting the picture control 30 30 50 2B 31 30 2B 30 30 2D 30 35 0D Q Q p yy 4 Q lp Q Q DEL Q 5 Sy Command received Command echo back Example 2 The TINT was set to 10 when the setting status was confirmed Sending commands Status code from from the PC etc Meaning projector 30 30 53 0D Q Q g Tal Command for confirm setting of TINT 30 30 53 2B 31 30 0D Q Q S lp 1 10 Ta Command setting of TINT is 10 carried out e When
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