BenQ LH856UST Installation Manual
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BenQ LH856UST Installation Manual

Projector rs232 command control
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LW855UST/ LH856UST
Projector RS232 Command Control
Installation Guide

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Summary of Contents for BenQ LH856UST

  • Page 1 LW855UST/ LH856UST Projector RS232 Command Control Installation Guide...

  • Page 2: Table Of Contents

    Table of Contents Introduction ....................................3 Wire arrangement ..............................3 RS232 pin assignment.............................. 3 Connections and communication settings ....................... 4 RS232 serial port with a crossover cable ....................4 Settings ..................................4 RS232 via LAN................................... 7 Settings ..................................7 RS232 via HDBaseT ..............................8 Settings ..................................

  • Page 3: Introduction

    Introduction The document describes how to control your BenQ projector via RS232 from a computer. Follow the procedures to complete the connection and settings first, and refer to the command table for RS232 commands. Available functions and commands vary by model. Check the specifications and user manual of the purchased projector for product functions.

  • Page 4: Connections And Communication Settings

    Connections and communication settings Choose one of the connections and set up properly before RS232 control. RS232 serial port with a crossover cable D-Sub 9 pin (male) on a projector PC or laptop D-Sub 9 pin (female) Communication cable (crossover) Settings On-screen images in this document are for reference only.
  • Page 5 Determine the COM Port name used for the RS232 communications in Device Manager. Choose Serial and the corresponding COM port as the communication port. In this given example, COM6 is selected.
  • Page 6 Finish Serial port setup. Baud rate 115200 bps (default) Changeable settings in User OSD (9600/14400/19200/38400/57600/115200) Data length 8 bit Parity check None Stop bit 1 bit Flow control None...

  • Page 7: Rs232 Via Lan

    RS232 via LAN RJ45 port on a projector PC or laptop LAN cable Settings Find the Wired LAN IP address of the connected projector from the OSD menu and make sure the projector and the computer are within the same network. Input 8000 in the TCP port # field.

  • Page 8: Rs232 Via Hdbaset

    RS232 via HDBaseT HDBaseT compatible device RJ45 port on a projector D-Sub 9 pin RJ45 PC or laptop D-Sub 9 pin LAN cable Settings Determine the COM Port name used for the RS232 communications in Device Manager. Choose Serial and the corresponding COM port as the communication port. In this given example, COM6 is selected.
  • Page 9 Finish Serial port setup. Baud rate 115200 bps (default) Changeable settings in User OSD (9600/14400/19200/38400/57600/115200) Data length 8 bit Parity check None Stop bit 1 bit Flow control None...

  • Page 10: Command Table

    Command table • Available features differ by projector specification, input sources, settings, etc.. • Commands are working if the standby power is 0.5W or a supported baud rate of the projector is set. • Uppercase, lowercase, and a mixture of both types of characters are accepted for a command. •...
  • Page 11 Write Volume - <CR>*vol=-#<CR> Volume level for Write <CR>*vol=value#<CR> customer Read Volume Status <CR>*vol=?#<CR> Write Mic. Volume + <CR>*micvol=+#<CR> Write Mic. Volume - <CR>*micvol=-#<CR> Read Mic. Volume Status <CR>*micvol=?#<CR> Audio pass Through Write <CR>*audiosour=off#<CR> Write Audio-Computer1 <CR>*audiosour=RGB#<CR> Write Audio-Computer2 <CR>*audiosour=RGB2#<CR> Write Audio-Video/S-Video <CR>*audiosour=vid#<CR>...
  • Page 12 Write User1 <CR>*appmod=user1#<CR> Write User2 <CR>*appmod=user2#<CR> Write User3 <CR>*appmod=user3#<CR> Write ISF Day <CR>*appmod=isfday#<CR> Write ISF Night <CR>*appmod=isfnight#<CR> Write <CR>*appmod=threed#<CR> Write Sport <CR>*appmod=sport#<CR> Write HDR10 <CR>*appmod=hdr10<CR> Write <CR>*appmod=hlg<CR> Write Video <CR>*appmod=video<CR> Read Picture Mode <CR>*appmod=?#<CR> Write Contrast + <CR>*con=+#<CR> Write Contrast - <CR>*con=-#<CR>...
  • Page 13 Temperature-Cool Color Write <CR>*ct=cooler#<CR> Temperature-Cooler Color Write Temperature-lamp <CR>*ct=native#<CR> native Color Temperature Read <CR>*ct=?#<CR> Status Write Aspect 4:3 <CR>*asp=4:3#<CR> Write Aspect 16:6 <CR>*asp=16:6#<CR> Write Aspect 16:9 <CR>*asp=16:9#<CR> Write Aspect 16:10 <CR>*asp=16:10#<CR> Write Aspect 2.35:1 <CR>*asp=2.35#<CR> Write Aspect Auto <CR>*asp=AUTO#<CR> Write Aspect Real <CR>*asp=REAL#<CR>...
  • Page 14 Overscan Adjustment Write <CR>*overscan=-#<CR> Overscan Adjustment Read <CR>*overscan=?#<CR> value 4 Corners Top-Left-X Write <CR>*cornerfittlx=-#<CR> Decrease 4 Corners Top-Left-X Write <CR>*cornerfittlx=+#<CR> Increase 4 Corners Top-Left-X Read <CR>*cornerfittlx=?#<CR> Status 4 Corners Top-Left-Y Write <CR>*cornerfittly=-#<CR> Decrease 4 Corners Top-Left-Y Write <CR>*cornerfittly=+#<CR> Increase 4 Corners Top-Left-Y Read <CR>*cornerfittly=?#<CR>...
  • Page 15 Decrease 4 Corners Write Bottom-Left-Y <CR>*cornerfitbly=+#<CR> Increase 4 Corners Read <CR>*cornerfitbly=?#<CR> Bottom-Left-Y Status 4 Corners Write Bottom-Right-X <CR>*cornerfitbrx=-#<CR> Decrease 4 Corners Write Bottom-Right-X <CR>*cornerfitbrx=+#<CR> Increase 4 Corners Read Bottom-Right-X <CR>*cornerfitbrx=?#<CR> Status 4 Corners Write Bottom-Right-Y <CR>*cornerfitbry=-#<CR> Decrease 4 Corners Write Bottom-Right-Y <CR>*cornerfitbry=+#<CR>...
  • Page 16 settings Reset all picture Write <CR>*rstallpicsetting#<CR> settings Write Reset picture settings <CR>*rstpicsetting#<CR> Projector Write <CR>*pp=FT#<CR> Position-Front Table Projector Write <CR>*pp=RE#<CR> Position-Rear Table Projector Write <CR>*pp=RC#<CR> Position-Rear Ceiling Projector Write <CR>*pp=FC#<CR> Position-Front Ceiling Projector Position Read <CR>*pp=?#<CR> Status Write Quick cooling on <CR>*qcool=on<CR>...
  • Page 17 Write Signal Power On-off <CR>*autopower=off#<CR> Signal Power Read <CR>*autopower=?#<CR> On-Status Standby Write <CR>*standbynet=on#<CR> Settings-Network on Standby Write <CR>*standbynet=off#<CR> Settings-Network off Standby Read Settings-Network <CR>*standbynet=?#<CR> Status Standby Write Settings-Microphone <CR>*standbymic=on#<CR> Standby Write Settings-Microphone <CR>*standbymic=off#<CR> Standby Read Settings-Microphone <CR>*standbymic=?#<CR> Status Standby Write Settings-Monitor Out <CR>*standbymnt=on#<CR>...
  • Page 18 Read Lamp Hour <CR>*ltim=?#<CR> Read Lamp2 Hour <CR>*ltim2=?#<CR> Write Normal mode <CR>*lampm=lnor#<CR> Write Eco mode <CR>*lampm=eco#<CR> Write SmartEco mode <CR>*lampm=seco#<CR> Write SmartEco mode 2 <CR>*lampm= seco2#<CR> Write SmartEco mode 3 <CR>*lampm= seco3#<CR> Write Dimming mode <CR>*lampm=dimming#<CR> Write Custom mode <CR>*lampm=custom#<CR> Light level for custom Write <CR>*lampcustom=value#<CR>...
  • Page 19 Read Freeze Status <CR>*freeze=?#<CR> Write Menu On <CR>*menu=on#<CR> Write Menu Off <CR>*menu=off#<CR> Read Menu Status <CR>*menu=?#<CR> Write <CR>*up#<CR> Write Down <CR>*down#<CR> Write Right <CR>*right#<CR> Write Left <CR>*left#<CR> Write Enter <CR>*enter#<CR> Write Back <CR>*back#<CR> Write Source Menu On <CR>*sourmenu=on#<CR> Write Source Menu Off <CR>*sourmenu=off#<CR>...
  • Page 20 Remote Receiver Read <CR>*rr=?#<CR> Status Write Instant On-on <CR>*ins=on#<CR> Write Instant On-off <CR>*ins=off#<CR> Read Instant On Status <CR>*ins=?#<CR> Write Lamp Saver Mode-on <CR>*lpsaver=on#<CR> Write Lamp Saver Mode-off <CR>*lpsaver=off#<CR> Lamp Saver Mode Read <CR>*lpsaver=?#<CR> Status Projection Log In Code Write <CR>*prjlogincode=on#<CR> Projection Log In Code Write <CR>*prjlogincode=off#<CR>...
  • Page 21 Write Load Lens memory 8 <CR>*lensload=m8#<CR> Write Load Lens memory 9 <CR>*lensload=m9#<CR> Write Load Lens memory 10 <CR>*lensload=m10#<CR> Read Lens memory Read <CR>*lensload=?#<CR> status Write save Lens memory 1 <CR>*lenssave=m1#<CR> Write save Lens memory 2 <CR>*lenssave=m2#<CR> Write save Lens memory 3 <CR>*lenssave=m3#<CR>...
  • Page 22 Read Get Green Gain value <CR>*GGain=?#<CR> Write Blue Gain + <CR>*BGain=+#<CR> Write Blue Gain - <CR>*BGain=-#<CR> Write Set Blue Gain value <CR>*BGain=value#<CR> Read Get Blue Gain value <CR>*BGain=?#<CR> Write Red Offset + <CR>*ROffset=+#<CR> Write Red Offset - <CR>*ROffset=-#<CR> Write Set Red Offset value <CR>*ROffset=value#<CR>...
  • Page 23 Write Set Gain value <CR>*gain=value#<CR> Read Get Gain value <CR>*gain=?#<CR> Write Color Gamut Auto <CR>*cgamut=auto#<CR> Write Color Gamut BT.709 <CR>*cgamut=bt.709#<CR> Write Color Gamut BT.2020 <CR>*cgamut=bt.2020#<CR> Write Color Gamut DCI-P3 <CR>*cgamut=dci-p3#<CR> Read Color Gamut Value <CR>*cgamut=?#<CR> Write Dynamic Iris ON <CR>*diris=on#<CR> Write Dynamic Iris OFF <CR>*diris=off#<CR>...

  • Page 24: Faq Video

    (2) How to use RS232 cable connection to power on & off projector? https://youtu.be/faGUvcDBmJE (3) How to set up RS232 cable connection? https://youtu.be/CYJRqyO6K1w (4) How to use RS232 command to request fan speed and temperature value? https://youtu.be/KBXEd-BCDKQ BenQ.com © 2023 BenQ Corporation All rights reserved. Rights of modification reserved. Version: 1.01-C...

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