Sharp PG A20X Operation Manual - Page 65

RS-232C Specifications and Command Settings PC control A computer can be used to control the projector by connecting an RS-232C serial control cable (cross type, sold separately) to the projector. (See page 20 for connection.) Communication conditions Set the serial port settings of the computer to match that of the table. Signal format: Conforms to RS-232C standard. Parity bit: None Baud rate: 9,600 bps Stop bit: 1 bit Data length: 8 bits Flow control: None Basic format Commands from the computer are sent in the following order: command, parameter, and return code. After the projector processes the command from the computer, it sends a response code to the computer. Command format C1 C2 C3 C4 P1 P2 P3 P4 Return code (0DH) Command 4-digit Response code format Normal response Parameter 4-digit Problem response (communication error or incorrect command) O K Return code (0DH) E R R Return code (0DH) Info • When more than one code is being sent, send each command only after the response code for the previous command from the projector is verified. Note • When the projector is put into the standby mode, a message "Shutting Down. Please Wait." is displayed for about 20 seconds. At that time, if the "POWR_ _ _1" command is being sent, "ERR" will be returned and this command is not received. Commands Example: When turning on the projector, make the following setting. Computer Projector → P OWR _ _ _ 1 ← OK BUTTONS & REMOTE CONTROL KEY CONTROL CONTENTS Standby Power On INPUT1 INPUT2 INPUT3 INPUT1 SIGNAL TYPE : AUTO INPUT1 SIGNAL TYPE : RGB INPUT1 SIGNAL TYPE : COMPONENT Lamp Usage Time (hour) Remaining Lamp Life (Percentage) Lamp Status Unit Status Model Name Check AV Mute Off AV Mute On Auto Sync Start COMMAND PARAMETER RETURN P O W R _ _ _ 0 OK or ERR P O W R _ _ _ 1 OK or ERR I R G B _ _ _ 1 OK or ERR I V E D _ _ _ 1 OK or ERR I V E D _ _ _ 2 OK or ERR I A S I _ _ _ 0 OK or ERR I A S I _ _ _ 1 OK or ERR I A S I _ _ _ 2 OK or ERR T L T T _ _ _ 1 0~9999 T L T L _ _ _ 1 0~100 T L P S _ _ _ 1 0:Off, 1:On, 2:Retry, 3:Waiting, 4:Lamp Error T A B N _ _ _ 1 0:Normal, 1:Temp High, 2:Fan Err, 4:Filter Cover Err, 8:Lamp Life 5% or less, 16:Lamp Burnt-out, 32:Lamp Not Lit, 64:Temp Abnormally High T N A M _ _ _ 1 PROJECTOR NAME I M B K _ _ _ 0 OK or ERR I M B K _ _ _ 1 OK or ERR A D J S _ _ _ 1 OK or ERR Note • If an underbar (_) appears in the parameter column, enter a space. If an asterisk (*) appears, enter a value in the range indicated in brackets under CONTROL CONTENTS. -61 PG-A20X_E_PDF_P51_62.p65 61 03.4.23, 9:59 AM Appendix