Panasonic TH-42LF6W Operating Instructions Manual
Also see for TH-42LF60W: Operating instructionsOperating instructionsService manual
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62TroubleshootingX X X # !Symptoms ChecksPicture SoundInterference Noisy SoundElectrical AppliancesCars / MotorcyclesFluorescent lightNormal Picture No Sound Volume(Check whether the mute function has been activated on the remote control.)No Picture No SoundNot plugged into AC outletNot switched onPicture and Brightness/Volume setting(Check by pressing the power switch or stand-by button on the remote control.)No Picture Normal Sound If a signal with a non-applicable colour system format, or frequency is input, only the inputterminal indication is displayed.No Colour Normal Sound Colour controls set at minimum level. (see page 29, 30)Colour system (see page 44)No remote control operations can be performed. Check whether the batteries have discharged completely and, if they have not, whether they wereinserted properly. '& x K '& Z> & K% cannot be operated by any other remote control.)A cracking sound is sometimes heard from the unit. If there is nothing wrong with the picture or sound, this is the sound of the cabinet undergoingvery slight contractions in response to changes in the room temperature. There are no adverseeffects on the performance or other aspects.The top or bottom of the picture on the screen is cutoff when I use the zoom function.Adjust the position of the picture on the screen.Areas at the top and bottom of the screen wherethe image is missing appear when I use the zoomfunction.When using a video software program (such as a cinema size program) with a screen widerthan one in the 16:9 mode, blank areas separate from the images are formed at the top andbottom of the screen.I can hear sounds coming from inside the unit. When the power is turned on, a sound of the display panel being driven may be heard: Thisis normal and not indicative of malfunctioning.Parts of the unit become hot. Even when the temperature of parts of the front, top and rear panels has risen, thesetemperature rises will not pose any problems in terms of performance or quality.{& Z >> ZK Check the settings of “No signal power off”, “PC Power management”,and “No activity power off”. Any of them may be set to “On (Enable)”. (see page 36, 37)There is no picture displayed or sound outputsometimes.When HDMI or DVI signals are input to the Display using a selector or distributor, soundor images may not be output in the normal fashion depending on the selector or distributorused.The symptoms may be improved by turning the power off and on again, or by replacing theselector or distributor.The RS232C is uncontrollable Check whether the connection has been made properly. (see page 16)When controlling the RS232C command on page 17 from the RS232C terminal in thedisplay, make sure that “Control I/F Select” is “RS-232C (Serial)”, and that it is “RS-232C% *& > #$?? > @ K(see page 47) '& $ ZK% ¥*%! > #$?? > @ *The LAN is uncontrollable Check whether the connection has been made properly. (see page 54)Check whether “Control I/F Select” is “LAN” when controlling with the WEB browser controlor the command control on page 57. (see page 47) '& $ ZK% ¥*! @ ><: : K: : <KK: «: { @ K% ¥*$ $ Q Z > > ' such as whether the LAN cable is disconnected or the cable is not shielded. (see page49)There is no picture displayed or sound output from KCheck whether the connection has been made properly between the video (output)equipment and twisted pair cable transmitter and between the twisted pair cable transmitterand this product. (see page 18) '& >“Ethernet”. (see page 47)This LCD Display uses special image processing. Hence a slight time lag may occur between image and audio, depending on the type of inputsignal. However, this is not a malfunction. |
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