852. RS-232 Command CodeGeneral command type (Projector ‘receives’ commands)No Code (character) Function feature Note1 OKOKOKOKOK Power On support2 * 0 IR 001 Power On support3 * 0 IR 002 Power Off support4 * 0 IR 004 Keystone support5 * 0 IR 006 Mute support6 * 0 IR 007 Freeze support7 * 0 IR 008 Menu support8 * 0 IR 009 Up support9 * 0 IR 010 Down support10 * 0 IR 011 Right support11 * 0 IR 012 Left support12 * 0 IR 013 Enter Unsupport13 * 0 IR 014 Re-Sync support14 * 0 IR 015 Source Analog RGB for D-sub support15 * 0 IR 016 Source Digital RGB Unsupport16 * 0 IR 017 Source PbPr for D-sub support17 * 0 IR 018 Source S-Video support18 * 0 IR 019 Source Composite Video support19 * 0 IR 020 Source Component Video support20 * 0 IR 021 Aspect ratio 16:9 support21 * 0 IR 022 Aspect ratio 4:3 support22 * 0 IR 023 Volume + support23 * 0 IR 024 Volume – support24 * 0 IR 025 Brightness support25 * 0 IR 026 Contrast support26 * 0 IR 027 Color Temperature support27 * 0 IR 028 Source Analog RGB for DVI Port Unsupport28 * 0 IR 029 Source Analog YPbPr for DVI Port Unsupport29 * 0 IR 030 Hide support30 * 0 IR 031 Source support31 * 0 IR 032 Video: Color saturation adjustment support32 * 0 IR 033 Video: Hue adjustment support33 * 0 IR 034 Video: Sharpness adjustment support34 * 0 IR 035 Query Model name support35 * 0 IR 036 Query Native display resolution support36 * 0 IR 037 Query company name support37 * 0 IR 040 Aspect ratioL.Box Unsupport38 * 0 IR 041 Aspect ratio 1:1 Unsupport39 * 0 IR 042 Keystone Up support40 * 0 IR 043 Keystone Down support