Sharp LC-13B4M/LC-15B4M/LC-20B4M operation manual Troubleshooting

Page 34

TROUBLESHOOTING

Before calling for repair service, check the following items for possible remedies to the encountered symptoms.

TV set

 

Problem

 

Check item

Reference

 

 

Pages

 

 

 

 

 

 

 

 

Make sure the AC adapter is properly inserted in the

6

Sound

Picture

 

 

power outlet.

There is no

Reception other than those of broadcasting stations

 

 

 

 

picture or

 

can be considered.

11

 

 

sound.

Make sure the input mode is set to TV.

 

 

 

Make sure the MAIN POWER switch of the main unit

11

 

 

 

 

is on.

 

 

 

There is no

Make sure the BLACK LEVEL is properly adjusted.

19, 20

 

Picture

Fluorescent lamp may have reached the end of

35

 

picture.

 

 

 

service life.

 

 

 

There is no

 

31

 

 

Make sure the S-Video terminal is free of connections.

 

 

picture from

 

 

 

 

 

 

 

AV-IN 1.

 

 

 

 

 

 

Make sure the volume is not set to minimum.

12

 

 

There is no

Make sure the sound is not set to mute.

12

 

 

 

 

 

 

 

sound.

 

 

 

 

 

There is no

Make sure the antenna cable is properly connected.

6

 

 

Bad reception can be considered.

 

 

picture or

 

 

 

 

 

sound, just

 

 

 

 

 

noise.

 

 

 

 

 

 

Make sure the antenna cable is properly connected.

6

 

 

Picture is not

Bad reception can be considered.

 

 

 

 

 

 

 

clear.

 

 

 

 

 

 

Check colour adjustment.

19, 20

 

 

Picture is light

 

(NTSC mode)

 

 

 

 

 

 

 

 

or improperly

 

 

 

 

 

tinted.

 

 

 

 

 

 

Check if BRIGHTNESS is set to DARK.

21, 23

 

 

The picture is

• Check CONTRAST and BLACK LEVEL adjustment.

19, 20

 

 

Fluorescent lamp may have reached the end of

35

 

 

too dark.

 

service life.

 

 

 

 

Check if batteries in the remote control have sufficient

5

Remote control does not work.

power.

5

 

 

 

Make sure the remote sensor window is not under

 

 

 

 

strong fluorescent lighting.

 

33

Image 34
Contents LC-13B4M LC-15B4M LC-20B4M Contents LC-13B4M LC-15B4M LC-20B4MImportant Safety Precautions Dear Sharp CustomerImportant Safety Precautions Supplied Accessories Batteries for Remote Control Preparing and Using the Remote ControlPreparation Preparation Power ConnectionAntenna Connection Location of Users Control Main unit front viewLocation of Users Control Carrying handleListening with Headphones Removing the Back CoverRemote control Press Main POWER, located on Turning on PowerSwitching TV/VIDEO AV1/AV2/COMPONENT/TV Mode Basic OperationBasic Operation Sound VolumeON/OFF Standby To select a one-digit channel e.g., Channel Changing channels with CH / on the remote controlChanging the Channels To select a two-digit channel e.g., ChannelSelecting the Menu Items Selecting a Menu ItemPresetting the Channels Auto PresetOn-Screen Display Language Selection Setting a channel to a desired TV station PresetPresetting the Channels Manual A weak reception area, or under bad reception conditionsChannel Setting Adjustment Adjusting the Sleep Timer SettingAdjusting the Picture Settings AdjustmentPicture Colour ContrastTint Black LevelFeature items can be set by the user Adjusting the Feature SettingsFeature Brightness Auto Power OFFDisplay Mode AV2 IN/OUTDirectly setting the Brightness Adjusting the Brightness SettingsSetting the Brightness on the Menu screen Directly setting the Display Mode Adjusting the Display Mode SettingsSetting the Display Mode on the Menu screen Nicam Broadcasts Selection CH-SETTING menu IGR German stereo system BroadcastsOperating instructions in Teletext mode What is Teletext?Teletext mode TeletextUse the Coloured buttons to operate the Teletext screen Turning on and off Teletext modeUsing the TOP line Changing subpagesUsing Teletext menu Using the TOP tableUseful Features for Teletext Example of external devices that can be connected Connecting with External DevicesVCR Connecting with External Devices Outputting video and audio video output How to Fix the CablesConnect to a VCR, audio amplifier, etc Troubleshooting Troubleshooting AntennaSpecifications Items ModelDimensional Drawings LC-13B4MDimensional Drawings LC-15B4MLC-20B4M Sharp Corporation

LC-13B4M/LC-15B4M/LC-20B4M specifications

Sharp LC-13B4M, LC-15B4M, and LC-20B4M are a series of compact LCD televisions that exemplify Sharp's commitment to quality and innovation in display technology. Designed for those who value both performance and aesthetics, these models provide an excellent viewing experience tailored for smaller spaces such as bedrooms, kitchens, or office environments.

These televisions are equipped with Sharp's advanced LCD technology, which delivers vibrant colors and sharp images. The displays boast high contrast ratios, ensuring that dark scenes are rendered with depth and clarity while bright scenes pop with life. The LC-13B4M features a 13-inch screen, making it an ideal choice for tight spaces. Meanwhile, the 15-inch and 20-inch screens of the LC-15B4M and LC-20B4M, respectively, offer slightly larger visual real estate without overwhelming smaller room environments.

One of the standout characteristics of these models is their sleek design. With ultra-thin bezels and a minimalist aesthetic, they blend seamlessly into any décor while maximizing the screen's presence. The lightweight construction allows for easy wall mounting or placement on various surfaces, enhancing flexibility in setup.

In terms of connectivity, the LC-13B4M, LC-15B4M, and LC-20B4M provide multiple input options, including HDMI and composite ports, ensuring compatibility with a wide range of devices such as gaming consoles, Blu-ray players, and streaming devices. This versatility allows users to enjoy their favorite content from various sources.

The televisions also come equipped with built-in speakers that provide clear audio quality, enhancing the viewing experience without the necessity for external sound systems. However, for audiophiles or those who prefer a richer sound experience, the optical audio out allows for easy connection to home theater systems.

Energy efficiency is another key feature of these models. They are designed to consume less power compared to older CRT and some plasma televisions, making them an eco-friendly choice for consumers who are conscious of their energy usage.

In summary, the Sharp LC-13B4M, LC-15B4M, and LC-20B4M offer a combination of cutting-edge technology, stylish design, and versatile connectivity. Suitable for a variety of settings, these televisions are ideal for consumers seeking high-quality viewing experiences in compact sizes. Whether for watching movies, playing games, or keeping up with the latest shows, these Sharp models stand out as practical and stylish choices.