Panasonic PT-LB20VE, PT-LB20NTE, PT-LB20E, PT-LB20SE manual Before calling for service

Page 58

Before calling for service

Before calling for service, check the following points.

Problem

Possible cause

Page

Power does not

BThe mains lead may not be connected.

–

turn on.

BThe main power supply is not being supplied to the

–

 

mains socket.

52

 

BTEMP indicator is illuminated or flashing.

 

BLAMP indicator is illuminated or flashing.

53

 

BThe lamp unit cover has not been securely

–

 

installed.

 

 

 

 

No picture

BThe video signal input source may not be

–

appears.

connected properly.

 

 

BThe input selection setting may not be correct.

25

 

BThe “BRIGHT” adjustment setting may be at the

38

 

minimum possible setting.

 

 

BThe “SHUTTER” function may be in use.

29

The picture is

BThe lens cover may still be attached to the lens.

–

fuzzy.

BThe lens focus may not have been set correctly.

25

 

BThe projector may not be at the correct distance

19,

 

from the screen.

20

 

BThe lens may be dirty.

–

 

BThe projector may be tilted too much.

18

 

 

 

The colour is

B“COLOR” or “TINT” adjustment may be incorrect.

38

pale or grayish.

BThe input source which is connected to the

–

 

projector may not be adjusted correctly.

 

 

 

 

No sound can

BThe audio signal source may not be connected

–

be heard.

properly.

 

 

BThe volume adjustment may be at the lowest

30,

 

possible setting.

33

 

 

 

The remote

BThe battery may be weak.

–

control unit

BThe battery may not be inserted correctly.

23

does not

BThe remote control signal receptor on the projector

23

operate.

may be obstructed.

 

 

BThe remote control unit may be out of the

23

 

operation range.

 

The buttons on

BThe “CONTROL KEY” may be set to “OFF”.

48

the projector do

In order to set the “CONTROL KEY” to “ON”

 

not function.

without using the remote control unit, keep holding

 

 

down the ENTER button on the projector and press

 

 

the MENU button for more than 2 seconds.

 

 

 

 

58-ENGLISH

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Page 57 Page 59
Contents LCD Projector Commercial Use Model No. PT-LB20NTEDear Panasonic Customer Model number PT-LB20NTE / PT-LB20E / PT-LB20SE / PT-LB20VEPreparation English Contents Do not overload the mains socket Precautions with regard to safetyDo not remove the cover or modify it in any way Do not place the projector into water or let it become wet Do not handle the mains plug with wet handsInsert the mains plug securely into the mains socket Do not place liquid containers on top of the projectorDo not look into the lens while the projector is being used Do not use the projector in a bath or showerDo not cover the air inlet port or the air outlet port Always disconnect all cables before moving the projector Insulate the battery using tape or similar before disposalDo not put your weight on this projector Do not place any heavy objects on top of the projectorAccessories Before use Be sure to attach the lens cover before moving the projectorScreen Order to get the best picture qualityDo not touch the surfaces of the lens with your bare hands LampLens cover Projection lens Remote control signal receptor Leg adjuster buttons L/RLocation and function of each part # Connector panel $ Air outlet port $%$RGB2 IN/1 OUT connector pages 21, 22 # Power input socket ACRGB1 in connector pages 21 Video in connector pages 22$ Lamp indicator Remote control unit# RGB Input indicator MenuVolume +/- buttons Temp indicatorAuto Setup button pages 25 Illumination sensorSetting-up Projection methodsProjector position Projection distancesPT-LB20SE Connecting to computer ConnectionsConnecting to video equipment ET-ADSERPreparation for the remote control unit Insert the battery holder$Press the Power button Turning on the powerTurn on the power of all connected devices Adjusting the size Press the input select button to select the input signalAdjusting the angle Adjusting the focusTurning off the power #Press the Power buttonPower button on the projector Direct power off functionProjector status Press the Auto Setup button Turning off the picture and sound momentarily Shutter Pausing a picture FreezePress the Freeze button Press the Volume +/- button Adjusting the volume VolumeRemote control unit functions during D.ZOOM digital zoom Enlarging the picture D.ZOOMDisplaying two screens Index Window Press the Index Window buttonKeystone On-screen menusMenu screens Keystone correctionPosition menu Index Window function Shutter function Volume adjustmentAdjustments and settings Language menuMenu operation guide Contrast Bright Color Tint Sharpness Color Temp Returning a setting to the factory defaultSTD Select Enter RetrnVertical Correcting keystone distortionVertical keystone distortion correction only OperationAdjusting the picture Picture ModeColor ContrastBright TintDaylightview Mode Auto OFFDaylightview TV-SYSTEM Still ModeSignal Mode TV-SYSTEM Auto NtscPosition Adjusting the positionClock Phase DOT ClockAspect Aspect AutoResizing Frame LockChanging the display language OSD Option settingsAuto Signal Auto SearchRGB/YPBPR Sxga ModeRGB2 Select BlackboardFAN Control Lamp PowerDESK/CEILING Lamp RuntimeControl KEY Power MemoryAuto POW.OFF Input Passwd Setting up the security functionAmend Passwd Text Display Text ChangeName Change DefaultNetwork WEB ControlLamp indicator Temp indicator RemedyLamp indicator Lamp PowerReplacement procedure Cleaning and replacing the air filterCleaning Air filter should be cleaned every 100 hours of useLamp unit replacement period Replacing the lamp unitLamp unit replacement procedure Select Control KEY Auto POW.OFF DisableFRONT/REAR Front DESK/CEILING Press and hold the Enter button for approximately 3 secondsBefore calling for service Cleaning and maintenance Specifications PT-LB20VERemote control unit OptionsAppendix List of compatible signalsPicture Resizing*3 Frequency Quality Mode Display ScanningProjection dimensions calculation methods PT-LB20VECommunications settings Using the Serial connectorPin assignments and signal names ConnectionCable specifications Control commandsCommand Control Remarks Contents Dimensions Trademark acknowledgements

PT-LB20VE, PT-LB20SE, PT-LB20NTE, PT-LB20E specifications

The Panasonic PT-LB20E, PT-LB20NTE, PT-LB20SE, and PT-LB20VE projectors are compact and lightweight devices designed to meet the needs of both educational and business environments. These models offer exceptional performance, high-quality imaging, and advanced features tailored for various applications.

The PT-LB20 series is equipped with a 3LCD optical system, which delivers bright and vivid images with accurate colors. With a brightness of up to 2,000 lumens, these projectors provide clear visibility even in well-lit rooms. The XGA resolution (1024 x 768 pixels) ensures detailed and crisp presentations, making these projectors ideal for displaying text-heavy content, graphics, and multimedia presentations.

One of the standout features of the PT-LB20 series is its portability. Weighing just around 2.5 kg, these projectors are easy to transport, making them suitable for mobile professionals and educational institutions that require frequent movement between locations. The compact design allows them to fit into a variety of settings, whether it's a small classroom, a conference room, or a large auditorium.

In terms of connectivity, the PT-LB20 models offer a range of options, including HDMI, VGA, and USB ports, allowing users to connect a variety of devices easily. The HDMI input supports high-definition content, ensuring that your presentations are visually engaging and impactful. Additionally, these projectors come with a built-in speaker, which means that audio can be delivered without requiring external sound systems, thus simplifying setup.

The PT-LB20 projectors also feature Panasonic's unique Eco Mode, which enhances lamp life by reducing power consumption. This function can extend the lamp life up to 5,000 hours, lowering maintenance costs and maximizing the projector's lifespan. Environmentally conscious users will appreciate this energy-efficient design, along with the automatic shutdown feature that helps conserve energy when the projector is not in use.

User-friendly features such as a simple remote control, easy setup, and intuitive menu navigation contribute to a seamless and straightforward operation. The PT-LB20 series caters to a variety of needs, making them a versatile choice for educators, business professionals, and anyone needing reliable projection solutions. Overall, the Panasonic PT-LB20E, PT-LB20NTE, PT-LB20SE, and PT-LB20VE stand out for their balance of performance, portability, and advanced features, making them a worthwhile investment for anyone looking to elevate their presentation experience.
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