Mitsubishi Electronics EW331U-ST manual

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Table of contents for the manual

  • Page 1

    1 DLP  Projector EX320U/EW330U/EX320U-ST/EX321U-ST/EW331U-ST Contr olling the pr ojector using a per sonal computer This projector can be controll ed by connecting a pe rsonal computer with RS-232C ter minal. PC -contr oll able f un c tion s: • T ur ni ng the power ON or OFF • Chang ing in put si g nal s • Inputti ng c om m an ds by pres s[...]

  • Page 2

    2 2. Contr ol command configuration Th e co mm a nd co ns is ts of the addr ess code, fu ncti on cod e , data code, A CK/ NAK , an d en d code. T he le ng th of the com- ma nd varies am on g the funct ions. [A ddre ss co de] Fixed to 00 . (‘ 3 0h’ ‘3 0h’ in the ASCI I code) [F unc tion co de] Co de un iq ue to ea ch con tro l op eration. [D[...]

  • Page 3

    3 [Exam p le 1] T ur ni ng ON the power . (V al ues en cl osed in quotat io n mar ks are ASCI I co de s.): [Exam p le 2] Sel e cti ng VIDEO as the in put si g nal dur ing au to po si tion in g (V al ues en cl osed in quotat io n marks are ASCII codes.): • The flowchar t on t he ne xt pa ge shows t he r eco mmended operating seq uence for y ou r [...]

  • Page 4

    4 [RS-232C contr ol flowchart] Sending out command OK NG END NAK returned Command sending fails. No NAK returned ST ART Command is sent successfully . Command is executed successfully . Awaiting response from projector Command is sent successfully . Command execution fails. No response for 1 second or longer Checking execution of command (sending o[...]

  • Page 5

    5 4. Command list 4.1 Operation commands Th e o pe rat ion com m an ds are used for the ba sic operati on se tting of th is pr oj ector . Th ey ma y no t be e xecuted wh ile t he sign a ls are ch a ng ed. Th e o pe rat ion com m an ds hav e no da ta co des. [Example] When setting the input signal to COMPUTER 1. (Values enclosed in quotation marks a[...]

  • Page 6

    6 4.3 Remote commands (Not executable in stand-by mode.) The remote commands allow the computer to control the projector in the same way as by the remote control. (Some operations cannot be controlled.) The remote commands have no data codes. Button’s name on remote Function Character ASCII +/VOLUME r06 72h 30h 36h -/VOLUME r07 72h 30h 37h r53 72[...]