6 7 8 91 3 4 5212SERIAL Terminals connectionNotes:• Use the RS-232C straight cable to connect the computerto the Display.• The computer shown is for example purposes only.• Additional equipment and cables shown are not suppliedwith this set.The SERIAL terminal conforms to the RS-232C interface specication, so that the Display can be controlled by acomputer which is connected to this terminal.The computer will require software which allows the sending and receiving of control data which satises the conditionsgiven below. Use a computer application such as programming language software. Refer to the documentation forthe computer application for details.The SERIAL terminal is used when the Display is controlled by a computer.Pin layout for SERIAL TerminalCommunication parametersSignal level RS-232C compliantSynchronization method AsynchronousBaud rate 9600 bpsParity NoneCharacter length 8 bitsStop bit 1 bitFlow control -Signal names for SERIAL IN terminalPin No. Details2 R X D3 T X D4 DTR5 GND6 DSR78 (Shorted in this set)1 • 9 NCThese signal names are those of computer specications.ConnectionsCOMPUTERD-sub 9p(Male)(Female)RS-232C Straight cableBasic format for control dataThe transmission of control data from the computerstarts with a STX signal, followed by the command, theparameters, and lastly an ETX signal in that order. If thereare no parameters, then the parameter signal does notneed to be sent.STX C1 C2 C3 P1 P2 P3 P4: P5 ETXStart(02h)3-charactercommand (3 bytes)Colon Parameter(s)(1 - 5 bytes)End(03h)Notes:• If multiple commands are transmitted, be sure to wait forthe response for the rst command to come from this unitbefore sending the next command.• If an incorrect command is sent by mistake, this unit willsend an “ER401” command back to the computer.• Consult an Authorized Service Center for detail instructionson command usage.CommandCommand Parameter Control detailsPON None Power ONPOF None Power OFFAVL *** Volume 000 - 100AMT 0 Audio MUTE OFF1 Audio MUTE ONIMS NoneHM1DV1PC1Input select (toggle)HDMI input (HDMI)DVI-D IN input (DVI)PC IN input (PC)DAM NoneZOOMFULLNORMZOM2Screen mode select (toggle)Zoom116:94:3Zoom2With the power off, this display responds to PON commandonly.