Panasonic PT-LX271U Spec Sheet - Page 9

SPEC FILE DLP™ Projector PT-LX271 Basic format Transmission from the computer begins with STX, then the ID, command, parameter, and ETX are sent in this order. Add parameters according to the details of control. STX : C1 C2 C3 : P1 P2 ... Pn ETX Start Colon (1 byte) (1 byte) Colon End (1 byte) (1 byte) Parameters Command (undefined length) (3 bytes) (Control and/or query commands) * STX and ETX are character chords. STX is 02 and ETX is 03 when expressed in hexadecimal. CAUTION • It may not be possible to send or receive commands for about 10 to 60 seconds when the lamp is first turned on. If this occurs, wait for 60 seconds, then try sending or receiving again. • When sending multiple commands, be sure to wait for at least 0.5 second after receiving a response from the projector before sending the next command. • Additional time is sometimes required for response due to processing inside the projector. Set the time-out period for com- mand response to 10 seconds or more. Control commands Command : Parameter PON POF IIS:HD1 IIS:RG1 IIS:RG2 IIS:VID OSH:0 OSH:1 Function POWER (STANDBY) INPUT SELECT AV MUTE Standby power on Standby power off HDMI Computer 1 Computer 2 Video AV mute off AV mute on Callback PON POF IIS:HD1 IIS:RG1 IIS:RG2 IIS:VID OSH:0 OSH:1 * Do not send PON, POF or OSH commands continuously in a short period of time. Doing so may burst the lamp or shorten the lamp replacement cycle. * When a command that cannot be executed during standby mode is sent, the projector will send an ER401 command in reply. As of August 2013 SFD13M014-1 9/11