BenQ MS521 user manual Lamp information, Getting to know the lamp hour, Extending lamp life

Models: MS521

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Lamp information

Getting to know the lamp hour

When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer. The method of calculating the equivalent lamp hour is as follows:

Total (equivalent) lamp hour= 20/9 * (hours used in Normal mode) + 5/3 * (hours used in Eco mode) + 20/13 * (hours used in SmartEco)+1 * (hours used in LampSave)

Lamp information See "Setting Lamp mode eco function as Economic or SmartEco mode" below for more information on Economic mode.

The lamp hour in Economic, SmartEco and LampSave is calculated shorter of that in Normal mode. That is, using the projector in Economic, SmartEco or LampSave mode helps to extend the lamp hour.

To obtain the lamp hour information:

1.Press Menu/Exit and then press Getting to know the lamp hour/ Extending lamp life until the SYSTEM SETUP: Advanced menu is highlighted.

2.Press Manual background to highlight Lamp Settings and press Mode/Enter. The Lamp Settings page displays.

3.You will see the Equivalent lamp information displaying on the menu.

4.To leave the menu, press Menu/Exit.

You can also get the lamp hour information on the INFORMATION menu.

Extending lamp life

The projection lamp is a consumable item. To keep the lamp life as long as possible, you can do the following settings via the OSD menu or remote control.

Setting Lamp mode eco function as Economic or SmartEco mode

Using Economic /SmartEco mode will reduces system noise and power consumption. If the Economic/SmartEco mode is selected, the light output will be reduced and result in darker projected pictures, the projector protected for longer working life.

Setting the projector in Economic/SmartEco mode also extends the lamp operation life. To set Economic/SmartEco mode, go into the SYSTEM SETUP: Advanced > Lamp Settings > Lamp mode menu and press Manual background / Manual background . .

The lamp modes are defined as the chart below.

Lamp mode

Description

 

 

Normal

100% lamp brightness.

 

 

Economic

Saves 20% lamp power consumption.

 

 

SmartEco

Saves up to 80% lamp power consumption depending on the content

brightness level and keeps the image as bright as it is in normal mode.

 

 

 

LampSave

Saves up to 80% lamp power consumption to offer the longest lamp

life.

 

 

 

Setting Auto Power Off

This function allows the projector to turn off automatically if no input source is detected after a set period of time to prevent unnecessary waste of lamp life.

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Page 60
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BenQ MS521 user manual Lamp information, Getting to know the lamp hour, Extending lamp life