Mitsubishi Electronics LVP-X80U user manual Control sequence, Operation commands, Volume commands

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3)Control sequence

(1)Send the command from a personal computer to the projector. (The commands must be sent at least 400ms apart.)

(2)The projector will send a return command 400ms* after it has received an end code. If the command is not received correctly, the projector will not send the return command.

(3)The personal computer checks the command and confirms 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, etc.).

[Example] Turn the 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

'0' '0' '!' ' '

 

 

 

 

 

 

 

30 30 21 0D

Command received

 

'0'

'0' '!' ' '

(Command echo back)

4) Operation commands

The operation commands execute the basic operation setting of this projector. It may not operate when chang- ing the signal.

Operation

ASCII

HEX

 

 

POWER ON

!

21h

 

 

POWER OFF

"

22h

 

 

INPUT COMPUTER

_r1

5Fh

72h

31h

INPUT VIDEO

_v1

5Fh

76h

31h

POWER OFF command will not work for 1 minute after the power is turned on.

POWER ON command will not work for 1 minute after the power is turned off.

[Example] Set the input signal to COMPUTER (' 'is for ASCII code)

Sending commands

Status code from

Meaning

from the PC etc.

projector

 

30 30 5F 72 31 0D

 

Command for setting the input

'0' '0' '_' 'r' '1' ' '

 

signal to COMPUTER

 

 

 

 

30 30 5F 72 31 0D

Command received

 

'0' '0' '_' 'r' '1' ' '

(Command echo back)

 

 

 

5) Volume commands

The volume commands execute the volume setting of this projector with the value.

ITEM

ASCII

HEX

 

VALUE

 

VOLUME

VL

56h 4Ch

 

00 - 60

How to set the grade

Use ASCII letters code to set the grade for setting data. Please refer to the table below for HEX code.

ASCII

'0'

'1'

'2'

'3'

'4'

'5'

'6'

'7'

'8'

'9'

 

 

 

 

 

 

 

 

 

 

 

HEX

30h

31h

32h

33h

34h

35h

36h

37h

38h

39h

 

 

 

 

 

 

 

 

 

 

 

[Example] Set the volume to 30 (Standard value) (' 'is for ASCII code)

Sending commands

Status code from

Meaning

from the PC etc.

projector

 

 

30 30 56 4C 33 30 0D

 

 

Command for setting the volume

'0' '0' 'V' 'L' '3' '0' ' '

 

 

 

 

 

 

 

 

30 30 56 4C 33 30

0D

Command received

 

'0' '0' 'V' 'L' '3' '0' '

'

(Command echo back)

 

 

 

 

2

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Contents LCD Compliance Notice When using the projector in EuropeContents Important safeguards Do not modify this equipment Clean the air-filter once a monthDo not touch Air outlet grill Never remove the cabinetOverview About laser beam Remote controlBeam Divergence 3m distance about 5.0mm x 3.0mm ± 1.5mm Battery installation Using the remote controlOperation area Front projection InstallationOrientation of the projector ScreenProjector + AV equipment Basic connectionsProjector + DVD player or Hdtv decoder Projector + Personal computer For using MacintoshPreparing the projector for operation Adjusting the angle of projectionGetting ready for projection Lamp Power To operate projector power onCondition Sound from the speaker To operate projector power on ContinueVolume from the speaker Turning off the projectorBasic operation Menu operationOFF Menu operation Select the user setting User memory for signal settingMemorizing the setting Initialite the setting which has been changed DefaultColor matrix Picture adjustmentAdjusting the image Color temperatureAdjustment from personal computer XGA85 Picture adjustmentStill Advanced features for presentationExpand Picture in Picture PinPOperation Advanced features for presentationMouse remote control ConnectionInterval of the lamp replacement Lamp replacementHow to reset the operation time meter Cleaning the lens MaintenanceCleaning the air-filter Cleaning the projector and the ventilation grillTroubleshooting Normal condition IndicatorsPower indicator Lamp indicator Temp indicator Unusual temperatureSpecifications Replacement part Option / Not included in the box SpecificationsConnectors Dimensional drawings mm871D312B10 Control command diagram Control projector by using a personal computerInterface Control sequence Operation commandsVolume commands How to set the gradeExample Display Menu selection bar. is for Ascii code Remote commandsReading command diagram Menu setting commandsExample 1 Set the Auto Power on to on