37EnglishControl by the serial terminal1 Control by the serial terminalFrom the [Setup] menu, set [Control Setting] to [SERIAL IN]. (see page 44)RS-232C cable:Connect a serial cross cable (reverse) to the SERIAL IN terminal (male).Select the RS-232C cable for communication used for connecting SERIAL IN terminal and computer according tothe computer you are using.Use RxD, TxD, and GND cables for directly connecting with serial terminal.You can control the display remotely by using this communication interface.2 Communication conditionsSignal level: RS-232C compliantSynchronization method: AsynchronousBaud rate: 9600 bpsParity: NoneCharacter length: 8 bitsSnap bit: 1 bitFlow control: NoneBasic formatTransmission from the computer will start with STXfollowed by commands and parameters. In theend, ETX will be sent. Add parameters as requiredaccording to control details.STX C1 C2 C3 : P1 P2 P3 P4 P5 ETXStartCommand 3 characters(3 Byte)ColonParameterEnd3 List of commandsCommand Parameter Control detailsPON None Power ONPOF None Power OFFAVL *** Volume 000 ‒ 100AMT 0 Mute Off1 Mute OnIMSNone Input select (toggle)HM1 HDMI 1 input (HDMI1)HM2 HDMI 2 input (HDMI2)DV1 DVI-D IN input (DVI-D)PC1 PC IN input (PC)UD1 USB input (USB)VMT0 Video mute (includingOSD) Off1 Video mute (includingOSD) OnNote● When sending multiple commands, make sure to sendthe next command only after receiving response fromthe device. Colon (:) is not required when sending acommand that doesn’t require any parameter.● Sending an incorrect command will result in thetransmission of a command called “ER401” from thedevice to the computer.● During the power supply “Standby” state (powersupply “Off” in the remote control), working ofcommands other than the “PON” command is notguaranteed.● Please contact your dealer for the details ofcommands. Or, refer to the following support website.https://panasonic.net/cns/prodisplays/