Panasonic TH-50PHD5 manual Troubleshooting, Plasma Display panel Symptoms Check

Page 37

Troubleshooting

Before you call for service, determine the symptoms and make a few simple checks as shown below.

Symptoms

Checks

Picture

Sound

 

 

 

Electrical Appliances

 

 

Cars/Motorcycles

 

 

Fluorescent light

Interference

Noisy Sound

 

 

 

Volume

 

 

(Check whether the mute function has been

 

 

activated on the remote control.)

Normal Picture

No Sound

 

 

 

Not plugged into AC outlet

 

 

Not switched on

 

 

PICTURE and BRIGHTNESS/Volume setting

 

 

(Check by pressing the power switch or

No Picture

No Sound

stand-by button on the remote control.)

 

 

 

If a signal with a non-applicable color system

 

 

format, or frequency is input, only the input

 

 

terminal indication is displayed.

No Picture

Normal Sound

 

 

 

Color controls set at minimum level.

 

 

(see page 28, 29)

 

 

COLOR SYSTEM (see page 35)

No Color

Normal Sound

 

Plasma Display panel

 

 

Symptoms

 

Check

Some parts of the screen do not

The plasma display panel is manufactured using an extremely high level of precision

technology, however, sometimes some parts of the screen may be missing picture

light up

elements or have luminous spots. This is not a malfunction.

 

 

Do not allow a still picture to be displayed for an extended period, as this can

 

cause a permanent after-image to remain on the Plasma Display.

 

Examples of still pictures include logos, video games, computer images, teletext

 

and images displayed in 4:3 mode.

 

 

Note:

 

After-images appear

The permanent after-image on the Plasma Display resulting from fixed image use

 

is not an operating defect and as such is not covered by the Warranty.

 

This product is not designed to display fixed images for extended periods of time.

Whirring sounds can be heard

The display unit is fitted with a cooling fan to dissipate heat generated during normal

from the display unit.

use.The whirring sound is caused by rotation of the fan and is not a malfunction.

37

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Contents High Definition Plasma Display Operating InstructionsEnglish Risk of Electric Shock Do not Open Important Safety Instructions Table of Contents Canadian Notice FCC CautionTrademark Credits Set up Safety PrecautionsAC Power Supply Cord If problems occur during useSafety Precautions Cleaning and maintenanceWhen using the Plasma Display Accessories Supplied AccessoriesOptional Accessories Check that you have the Accessories and items shownPrecaution on battery use Remote Control BatteriesObserve the following precautions Helpful HintVideo S VIDEO, COMPONENT/RGB Basic ControlsVideo S VIDEO, Component Speaker ConnectionsCable fixing bands AV Input Terminals connection Speakers connectionConnections Video 4 pin socketAV Input connection Video signal connectionVideo OUT Monitor DeviceRGB signal R, G, B, HD, VD connection Component signals Y, PB, PR connectionCOMPONENT/RGB Input connection Installing the ferrite core Large size Installing the ferrite core Small sizePC Input Terminals connection VIDEO/COMPONENT/RGB/PC/DVI input signals Signal Names for D-sub 15P ConnectorVideo input COMPONENT/RGB input PC RGB input COMPONENT/RGB/PC/DVI input ∗ MarkSerial Terminals connection CommandCommunication parameters Basic format for control dataPower ON/OFF Power ON/OFF and Input Signal SelectionConnecting the plug to the Wall Outlet AC cord connectionPower ON/OFF and Input Signal Selection Select the Input SignalSelecting the On-Screen Menu Language To Picture POS./SIZE adjust menu see On-Screen Menu Display from Remote ControlOFF On-Screen Menu Display from Remote ControlNormal Zoom Full Aspect ControlsAspect Controls Adjusting screen Adjusting Picture POSITION/SIZESIZE/CLOCK Phase Helpful Hint N / Normalize Normalization Size Clock PhaseAdjus1OS./SIZE POSMute Sound AdjustmentBass TrebleSurround Surround Button Surround ControlsStandard Picture AdjustmentsDynamic CinemaPicture Adjustments Advanced SettingsPresent Time of DAY Set SET UP TimerPower on TIME/POWER OFF Time Timer SetMinutes Adjustment Power OFF TimeScreensaver For preventing after-images Mode selectionNegative / Scroll selection To stop the Screensaver under ON, press the buttonSide BAR Adjust Setup of Screensaver TimeOFF, DARK, MID, Bright OFF Dark MID Bright COMPONENT/RGB in Select SET UP for Input Signals3D Y/C Filter For Ntsc Video images SelectColor System / Panasonic Auto SET UP for Input SignalsPulldown If the image becomes unstableSetting PC sync signal Setting RGB sync signalFREQ. kHz/V-FREQ. Hz Displays the H Horizontal/V Vertical frequenciesPlasma Display panel Symptoms Check TroubleshootingSpecifications Specifications Panasonic Broadcast & Television Systems Company Customer’ RecordExecutive Office
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TH-50PHD5 specifications

Panasonic has long been a prominent name in the plasma television market, and models like the TH-50PHW5, TH-42PHD5, TH-50PHD5, and TH-42PHW5 embody the brand's commitment to innovative features and high-quality performance. These models showcase advanced plasma technology that was at the forefront during their release, catering to both casual viewers and home theater enthusiasts.

The TH-50PHW5 is known for its impressive 50-inch display that delivers vibrant colors and deep blacks, providing an immersive viewing experience. One of its standout features is the 1024x768 resolution which, combined with the ability to handle multiple video formats, ensures that content is displayed with clarity and precision. This model supports a wide color gamut, which results in lifelike images that enhance film and sports viewing.

The TH-42PHD5 and TH-50PHD5, both featuring a 42-inch and 50-inch screen respectively, focus on professional-grade quality with a strong emphasis on high contrast ratios. These models utilize Panasonic’s Pure Driving Technology, allowing for smooth motion handling and a reduction in motion blur. This is particularly beneficial for fast-paced content such as action films or live sports, where clarity is crucial.

One of the notable technologies across these models is the Real Black Drive System, which enhances the levels of black in images, leading to improved contrast and detail in darker scenes. This is complemented by a 16:9 aspect ratio, allowing for an expanded viewing field that suits modern widescreen formats.

The TH-42PHW5 is particularly praised for its versatility, with various input options including HDMI and component video connections, making it suitable for a range of devices from gaming consoles to Blu-ray players.

These models also boast a robust design, making them suitable for both home and commercial installations. The ability to mount them on walls or utilize them in digital signage applications demonstrates their practicality.

Overall, Panasonic’s TH-50PHW5, TH-42PHD5, TH-50PHD5, and TH-42PHW5 televisions offer a blend of advanced plasma technology, versatility, and exceptional picture quality that was ahead of their time, solidifying their place in the plasma TV legacy.