Panasonic PT-LB20SU, PT-LB20VU, PT-LB20U manual Lamp unit replacement procedure

Page 56

 

On-screen display

LAMP indicator

 

Displayed for 30

 

More than 1 800 hours

seconds. Pressing any

 

button will clear the

Illuminates red during

 

display.

image projection and

 

Remains displayed until

standby mode.

More than 2 000 hours

 

any button is pressed.

 

Lamp unit replacement procedure

NOTE:

BIf the lamp usage time has passed 2 000 hours (when “LAMP POWER” has been set to “HIGH” and when “AI” has been set to “OFF”), the projector will switch to standby mode after approximately 10 minutes of operation. The steps ) to - on the next page should thus be completed within 10 minutes.

#Disconnect the power cord from the projector by following the procedure on page 26, and check that the area around the lamp unit has cooled down.

$Use a Phillips screwdriver to turn the lamp unit cover fixing screws at the bottom of the projector, and then remove the lamp unit cover.

Lamp unit cover

Lamp unit cover fixing screws

56-ENGLISH

%Use a Phillips screwdriver to loosen the two lamp unit fixing screws until the screws turn freely. Then hold the handle of the lamp unit and gently pull it out from the projector.

Handle

A

B

Lamp unit fixing screws

&Insert the new lamp unit while making sure that the direction of insertion is correct, and then use a Phillips screwdriver to securely tighten the lamp unit fixing screws.

When inserting the new lamp unit, be sure to push it in at the point A and B.

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Contents LCD Projector Commercial Use Model No. PT-LB20NTUDear Panasonic Customer Model number PT-LB20NTU / PT-LB20U / PT-LB20VU / PT-LB20SUFCC RF Exposure Warning if provided with wireless device PreparationDeclaration of Conformity PanasonicContents Do not remove the cover or modify it in any way Precautions with regard to safetyDo not overload the wall outlet Do not handle the power cord plug with wet hands Insert the power cord plug securely into the wall outletDo not place the projector into water or let it become wet Do not place liquid containers on top of the projectorDo not look into the lens while the projector is being used Do not cover the air inlet port or the air outlet portAlways disconnect all cables before moving the projector Do not place any heavy objects on top of the projectorUse only the specified batteries Insulate the battery using tape or similar before disposalDo not put your weight on this projector Accessories Before use Be sure to attach the lens cover before moving the projectorOrder to get the best picture quality Do not touch the surfaces of the lens with your bare handsScreen LampLocation and function of each part Leg adjuster buttons L/RLens cover Projection lens Remote control signal receptor # Connector panel $ Air outlet port $%$# Power input socket AC RGB1 in connector pages 21RGB2 IN/1 OUT connector pages 21, 22 Video in connector pages 22Remote control unit # RGB Input indicator$ Lamp indicator MenuTemp indicator Auto Setup button pages 25Volume +/- buttons Illumination sensorSetting-up Projection methodsProjector position Projection distancesPT-LB20SU Connecting to computer ConnectionsConnecting to video equipment ET-ADSERPreparation for the remote control unit Insert the battery holderTurn on the power of all connected devices Turning on the power$Press the Power button Press the input select button to select the input signal Adjusting the angleAdjusting the size Adjusting the focusTurning off the power #Press the Power buttonProjector status Direct power off functionPower button on the projector Press the Auto Setup button Press the Freeze button Pausing a picture FreezeTurning off the picture and sound momentarily Shutter Adjusting the volume Volume Remote control unit functions during D.ZOOM digital zoomPress the Volume +/- button Enlarging the picture D.ZOOMDisplaying two screens Index Window Press the Index Window buttonOn-screen menus Menu screensKeystone Keystone correctionIndex Window function Shutter function Volume adjustment Adjustments and settingsPosition menu Language menuMenu operation guide Returning a setting to the factory default STDContrast Bright Color Tint Sharpness Color Temp Select Enter RetrnCorrecting keystone distortion Vertical keystone distortion correction onlyVertical OperationAdjusting the picture Picture ModeContrast BrightColor TintDaylightview Mode Auto OFFDaylightview Still Mode Signal ModeTV-SYSTEM TV-SYSTEM Auto NtscAdjusting the position Clock PhasePosition DOT ClockAspect Aspect AutoResizing Frame LockChanging the display language Option settings Auto SignalOSD Auto SearchSxga Mode RGB2 SelectRGB/YPBPR BlackboardLamp Power DESK/CEILINGFAN Control Lamp RuntimeAuto POW.OFF Power MemoryControl KEY Amend Passwd Setting up the security functionInput Passwd Text Display Text ChangeDefault NetworkName Change WEB ControlLamp indicator Temp indicator RemedyLamp indicator Lamp PowerCleaning and replacing the air filter CleaningReplacement procedure Air filter should be cleaned every 100 hours of useLamp unit replacement period Replacing the lamp unitLamp unit replacement procedure Control KEY Auto POW.OFF Disable FRONT/REAR Front DESK/CEILINGSelect Press and hold the Enter button for approximately 3 secondsBefore calling for service Cleaning and maintenance Specifications PT-LB20VURemote control unit OptionsList of compatible signals Picture Resizing*3 Frequency Quality ModeAppendix Display ScanningProjection dimensions calculation methods PT-LB20VUUsing the Serial connector Pin assignments and signal namesCommunications settings ConnectionCommand Control Remarks Contents Control commandsCable specifications

PT-LB20VU, PT-LB20U, PT-LB20SU specifications

The Panasonic PT-LB20SU, PT-LB20U, and PT-LB20VU are three exceptional projectors designed to deliver outstanding performance in various environments, including educational settings, business meetings, and home theater applications. These projectors are compact, lightweight, and packed with features, making them ideal for mobile presentations or fixed installations.

One of the standout features of the PT-LB20 series is its impressive brightness level, reaching up to 2000 lumens. This high brightness ensures clear and vivid images, even in well-lit rooms. The projectors support XGA resolution (1024 x 768 pixels), providing sharp visuals that enhance text readability and image detail.

The usability of the PT-LB20 projectors is complemented by Panasonic's advanced Daytime Mode, which optimizes image quality for brighter rooms. This feature is particularly beneficial for classrooms and conference rooms with significant ambient light, allowing for a comfortable viewing experience without straining the eyes.

In terms of connectivity, the PT-LB20 series comes equipped with multiple input options, including HDMI, VGA, and composite video ports, making it versatile enough to connect to various devices like laptops, Blu-ray players, and digital cameras. This variety alleviates compatibility issues and enhances user convenience.

The projectors are powered by a 230W UHM lamp that offers a long lamp life of approximately 5,000 hours in standard mode and up to 6,000 hours in eco mode, reducing maintenance costs and the frequency of replacements. The eco mode also helps reduce energy consumption, making these projectors more environmentally friendly.

The PT-LB20U stands out with its optional wireless module, facilitating easy connectivity without messy cables, which is ideal for dynamic presentations. Additionally, the PT-LB20SU and PT-LB20VU models feature built-in speakers that deliver decent audio quality, eliminating the need for external sound systems in smaller setups.

These models are designed with portability in mind, weighing only around 2.5 kilograms, making them easy to transport between locations. Their compact design also allows for easy setups, whether in classrooms, conference rooms, or even outdoor settings.

With their robust build quality and advanced features, the Panasonic PT-LB20SU, PT-LB20U, and PT-LB20VU projectors represent a reliable choice for users seeking performance, versatility, and ease of use. These projectors embody Panasonic's commitment to delivering innovative display solutions that cater to a wide variety of professional and educational needs.
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