BenQ mx618st, ms616st user manual Muting the sound, Adjusting the sound level

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1.Press MENU/EXIT and then press / until the SYSTEM SETUP: Advanced menu is highlighted.

2.Press to highlight High Altitude Mode and press / select On. A confirmation message appears.

3.Highlight Yes and press MODE/ENTER.

Operation under "High Altitude Mode" may cause a higher decibel operating noise level because of increased fan speed necessary to improve overall system cooling and performance.

If you use this projector under other extreme conditions excluding the above, it may display auto shut-down symptoms, which is designed to protect your projector from over- heating. In cases like this, you should switch to High Altitude mode to solve these symptoms. However, this is not to state that this projector can operate under any and all harsh or extreme conditions.

Adjusting the sound

The sound adjustments made as below will have an effect on the projector speaker(s). Be sure you have made a correct connection to the projector audio input. See "Connection" on page 15 for how the audio input is connected.

Muting the sound

To temporarily turn off the sound:

1.Press MENU/EXIT and then press / until the SYSTEM SETUP: Advanced menu is highlighted.

2.Press to highlight Audio Settings and press MODE/ENTER. The Audio Settings page appears.

3.Highlight Mute and press / to select On.

If available, you can also press Mute on the remote control to toggle projector audio between on and off.

Adjusting the sound level

To adjust the sound level, press Volume +/- or / , or:

1.Repeat steps 1-2above.

2.Press to highlight Volume and press / to select a desired sound level.

Turning off the Power On/Off Ring Tone

To turn off the ring tone:

1.Repeat steps 1-2above.

2.Press to highlight Power On/Off Ring Tone and press / to select Off.

The only way to change Power On/Off Ring Tone is setting On or Off here. Setting the sound mute or changing the sound level will not affect the Power On/Off Ring Tone.

32 Operation

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Contents MS616ST/MX618ST Table of contents Important safety instructions Safety InstructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Projector features IntroductionShipping contents Projector exterior view Front/upper side Rear/lower sideControls and functions ProjectorRemote control Remote control effective range Replacing the remote control batteriesPositioning your projector Choosing a locationFront Table Front CeilingProjection dimensions Obtaining a preferred projected image sizeScreen size Distance from screen mm Diagonal Min LengthConnection ConnectionConnecting video source devices Connecting audioTerminal name Terminal appearance BestOperation Starting up the projectorAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image size and clarityCorrecting keystone Using the menus Below is the overview of the OSD menuUsing a security cable lock Utilizing the password functionSetting a password If you forget the passwordDisabling the password function Entering the password recall procedureChanging the password Switching input signal Changing Color SpaceMagnifying and searching for details Selecting the aspect ratioAbout the aspect ratio Using Wall Color Selecting a picture modeSetting the User 1/User 2 mode Go to the Picture Picture Mode menuSelecting a Color Temperature Fine-tuning the image quality in user modesAdjusting Brilliant Color 3D Color Management Setting the presentation timer To cancel the timer, perform the following stepsSelection Description Top-Left Bottom-Left Top-Right Bottom-RightRemote paging operations Freezing the imageTo activate the High Altitude Mode Hiding the imageLocking control keys Operating in a high altitude environmentAdjusting the sound Adjusting the sound levelTurning off the Power On/Off Ring Tone Muting the soundUsing the test pattern Using the teaching templates To select Blackboard or WhiteboardPresenting from a USB Reader Direct power off Shutting down the projectorMain menu Sub-menu Options Menu operationMenu system Basic Advanced Description of each menu Picture Mode TemperatureSave Settings Display menu Picture menu Function Description 3D SyncSystem Setup Basic menu Function Description Quick Auto TimerSettings SearchSplash ScreenAuto Blank QuickReset All ClosedCaption StandbyMaintenance Care of the projectorExtending lamp life Lamp informationGetting to know the lamp hour Timing of replacing the lamp Status MessageReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Lamp events IndicatorsLight Status & Description Power events Troubleshooting Specifications Projector specificationsDimensions Ceiling mount installationKHz Timing chartSupported timing for PC input Supported timing for Hdmi Hdcp input Timing Supported timing for Component-YPbPrinputSupported timing for Video and S-Video inputs Warranty and Copyright information Limited warrantyCopyright Disclaimer