BenQ DX819ST User manual

BenQ RS232 Commands

Table of Content

1. RS232 Cable Requirement and PinAssignment.............................................................2

2. RS232 Connection...........................................................................................................2

3. Interface Settings.............................................................................................................3

4. Command Table...............................................................................................................3

1. RS232 Cable Requirement and Pin Assignment

Cable Requirement:

RS232 pin assignment

Pin Description Pin Description

1 NC 2 RXD

3 TXD 4 NC

5 GND 6 NC

7 RTS 8 CTS

9 NC

2. RS232 Connection

Notes:

Make sure that both of the PC and the projector are turned off before connecting

them.

Must turn on the PC before turning on the projector. (Wrong step may have Com

port working incorrectly)

PLS choose appropriate adapter for PC side.

12 3 4 5

6 7 8 9

12 3 4 5

6 7 8 9

2. Interface Settings - RS-232 protocol

Baud Rate Default in 115200 bps, but changeable in OSD menu.

(2400/4800/9600/14400/19200/38400/57600/115200)

Data Length 8 bit

Parity Check None

Stop Bit 1 bit

Flow Control None

3. Command Table

Note:

The available features are different by model. (eg. source, audio settings, aspect

ratio..etc.), please refer to the user manual for the further information.

Function Type Operation ASCII

Power

Write Power On *pow=on#

Write Power off *pow=off#

Read Power Status *pow=?#

Source

Selection

Write COMPUTER/YPbPr *sour=RGB#

Write COMPUTER 2/YPbPr2 *sour=RGB2#

Write Component *sour=ypbr#

Write DVI-A *sour=dviA#

Write DVI-D *sour=dvid#

Write HDMI *sour=hdmi#

Write HDMI 2 *sour=hdmi2#

Write Composite *sour=vid#

Write S-Video *sour=svid#

Write Network *sour=network#

Write USB Display *sour=usbdisplay#

Write USB Reader *sour=usbreader#

Read Current source *sour=?#

Audio Control

Write Mute On *mute=on#

Write Mute Off *mute=off#

Read Mute Status *mute=?#

Write Volume + *vol=+#

Write Volume - *vol=-#

Read Volume Status *vol=?#

Write Mic. Volume + *micvol=+#

Write Mic. Volume - *micvol= -#

Read Mic. Volume Status *micvol=?#

Audio source

select

Write Audio pass Through off *audiosour=off#

Write Audio-Computer1 *audiosour=RGB#

Write Audio-Computer2 *audiosour=RGB2#

Write Audio-Video/S-Video *audiosour=vid#

Write Audio-Component *audiosour=ypbr#

Write Audio-HDMI *audiosour=hdmi#

Write Audio-HDMI2 *audiosour=hdmi2#

Read Audio pass Status *audiosour=?#

Picture Mode

Write Dynamic *appmod=dynamic#

Write Presentation *appmod=preset#

Write sRGB *appmod=srgb#

Write Bright *appmod=bright#

Write Living Room *appmod=livingroom#

Write Game *appmod=game#

Write Cinema *appmod=cine#

Write Standard *appmod=std#

Write User1 *appmod=user1#

Write User2 *appmod=user2#

Write User3 *appmod=user3#

Read Picture Mode *appmod=?#

Picture Setting

Write Contrast + *con=+#

Write Contrast - *con= -#

Read Contrast value *con=?#

Write Brightness + *bri=+#

Write Brightness - *bri= -#

Read Brightness value *bri=?#

Write Color + *color=+#

Write Color - *color=-#

Read Color value *color=?#

Write Sharpness + *sharp=+#

Write Sharpness - *sharp= -#

Read Sharpness value *sharp=?#

Write Color

Temperature-Warmer

*ct=warmer#

Write Color

Temperature-Warm

*ct=warm#

Write Color

Temperature-Normal

*ct=normal#

Write Color Temperature-Cool *ct=cool#

Write Color Temperature-Cooler *ct=cooler#

Read Color Temperature Status *ct=?#

Write Aspect 4:3 *asp=4:3#

Write Aspect 16:9 *asp=16:9#

Write Aspect 16:10 *asp=16:10#

Write Aspect Auto *asp=AUTO#

Write Aspect Real *asp=REAL#

Write Aspect Letterbox *asp=LBOX#

Write Aspect Wide *asp=WIDE#

Write Aspect Anamorphic *asp=ANAM#

Read Aspect Status * asp=?#

Write Digital Zoom In *zoomI#

Write Digital Zoom out *zoomO#

Write Auto *auto#

Write Brilliant color on *BC=on#

Write Brilliant color off *BC=off#

Read Brilliant color status *BC=?#

Operation

Settings

Write Projector Position-Front

Table

*pp=FT#

Write Projector Position-Rear

Table

*pp=RE#

Write Projector Position-Rear

Ceiling

*pp=RC#

Write Projector Position-Front

Ceiling

*pp=FC#

Write Quick auto search *QAS=on#

Write Quick auto search *QAS=off#

Read Quick auto search status *QAS=?#

Read Projector Position Status *pp=?#

Write Direct Power On-on *directpower=on#

Write Direct Power On-off *directpower=off#

Read Direct Power On-Status *directpower= ?#

Write Signal Power On-on *autopower=on#

Write Signal Power On-off *autopower=off#

Read Signal Power On-Status *autopower=?#

Write Standby

Settings-Network on

*standbynet=on#

Write Standby

Settings-Network off

*standbynet=off#

Read Standby

Settings-Network Status

*standbynet=?#

Write Standby

Settings-Microphone on

*standbymic=on#

Write Standby

Settings-Microphone off

*standbymic=off#

Read Standby

Settings-Microphone Status

*standbymic=?#

Write Standby Settings-Monito

Out on

*standbymnt=on#

Write Standby Settings-Monito

Out off

*standbymnt=off#

Read Standby Settings-Monito

Out Status

*standbymnt=?#

Baud Rate

Write 2400 *baud=2400#

Write 4800 <CR>*baud=4800#

Write 9600 *baud=9600#

Write 14400 *baud=14400#

Write 19200 *baud=19200#

Write 38400 *baud=38400#

Write 57600 *baud=57600#

Write 115200 *baud=115200#

Read Current Baud Rate *baud=?#

Lamp Control

Read Lamp Hour *ltim=?#

Read Lamp2 Hour *ltim2=?#

Write Normal mode *lampm=lnor#

Write Eco mode *lampm=eco#

Write Smart Eco mode *lampm=seco#

Write Dual Brightest

(for dual lamp only) *lampm =dualbr#

Write Dual Reliable

(for dual lamp only) *lampm =dualre#

Write Single Alternative

(for dual lamp only) *lampm =single#

Write Single Alternative Eco

(for dual lamp only) * lampm =singleeco#

Read Lamp Mode Status *lampm=?#

Miscellaneous

Read Model Name *modelname=?#

Write Blank On *blank=on#

Write Blank Off *blank=off#

Read Blank Status *blank=?#

Write Freeze On *freeze=on#

Write Freeze Off *freeze=off#

Read Freeze Status *freeze=?#

Write Menu On *menu=on#

Write Menu Off *menu=off#

Write Up *up#

Write Down *down#

Write Right *right#

Write Left *left#

Write Enter *enter#

Write 3D Sync Off *3d=off#

Write 3D Sync Top Bottom *3d=tb#

Write 3D Sync Frame

Sequential

*3d=fs#

Read 3D Sync Status *3d=?#

Write Remote

Receiver-front+rear

*rr=fr#

Write Remote Receiver-front *rr=f#

Write Remote Receiver-rear *rr=r#

Read Remote Receiver Status *rr=?#

Write Instant On-on *ins=on#

Write Instant On-off *ins=off#

Read Instant On Status *ins=?#

Write Lamp Saver Mode-on *lpsaver=on#

Write Lamp Saver Mode-off *lpsaver=off#

Read Lamp Saver Mode Status

*lpsaver=?#

Write Projection Log In Code

*prjlogincode=on#

Write Projection Log In Code

off

*prjlogincode=off#

Read Projection Log In Code

Status

*prjlogincode=?#

Write Broadcasting on *broadcasting=on#

Write Broadcasting off *broadcasting=off#

Read Broadcasting Status *broadcasting=?

Write AMX Device

Discovery-on

*amxdd=on#

Write AMX Device

Discovery-off

*amxdd=off#

Read AMX Device Discovery

Status

*amxdd=?#

Read Mac Address *macaddr=?#

Write High Altitude mode on *Highaltitude=on#

Write High Altitude mode off *Highaltitude=off#

Read High Altitude mode

status

*Highaltitude=?#

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