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Samsung LN40A550 Support Question

Samsung LN40A550 Support Question

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Question posted by Anonymous-46585 on December 25th, 2011

Troubleshooting

i have problem with my samsung 40A550seris it not turn on and off under screen  and for remote control led light screen not turn on

Current Answers

Answer #1: Posted by TVDan on December 26th, 2011 12:43 PM
This answer was accepted by the poster of the original question.
TVDan

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This could be a capacitor problem on the power board. remove the back and check for capacitors on the power supply that has the top puffed up slightly. If you find any, replace them. These parts (capacitors) are available at places like Radio Shack. you can either replace them yourself, or take the power supply board and the capacitors to a local TV shop and they will likely charge $20 to replace them for you. The power supply is the module that the AC cord plugs into, and the value of the capacitors is printed on the side. Normally the bad ones are rated at 10vdc-16vdc and they could be 1000 to 2200 microfarads. These capacitors will look like a cylinder with a silver top. Google bad capacitors on LCD HDTV and you will see mass data.


TV Dan

Related Samsung LN40A550 Manual Pages

User Manual (ENGLISH) - Page 1

...;le 55 Standish Court Mississauga, Ontario L5R 4B2 Canada Samsung Electronics America, Inc. 105 Challenger Road Ridgefield Park, NJ 07660-0511 LCD TV user manual BN68-01392B-00 imagine the possibilities Thank you have any questions or comments relating to Samsung products, please contact the SAMSUNG customer care center. To receive more complete service, please...
User Manual (ENGLISH) - Page 2

...of television formats used or sold in combination with Samsung Electronics (SAMSUNG) products, and the requirements, conditions, exclusions and limitations contained herein, SAMSUNG will additionally provide Warranty Repair Service in the United States on SAMSUNG products purchased in Canada, and in Canada on the LCD panel for a long period of time may cause permanent damage to the TV screen...
User Manual (ENGLISH) - Page 3

...Contents General Information ■ List of Features 2 ■ Accessories 2 ■ Viewing the Control Panel 3 ■ Viewing the Connection Panel 4 ■ Remote Control 5 ■ Installing Batteries in the Remote Control 6 Connections ■ Connecting VHF and UHF Antennas 6 ■ Connecting Cable TV 7 ■ Connecting a DVD Player or Cable Box/Satellite receiver (Set-Top Box...
User Manual (ENGLISH) - Page 4

... Box/Satellite receiver (Set-Top Box) needed. • You can be viewed with your LCD TV. DNIe technology provides life-like clear images. • SRS TruSurround XT - If any items are used to this TV. • Excellent Picture Quality - Remote Control & Batteries (AAA x 2) (BN59-00673A) Power Cord (3903-000144) Warranty Card / Registration Card / Safety Guide...
User Manual (ENGLISH) - Page 5

..., HDMI1, HDMI2/DVI, HDMI3, USB). Viewing the Control Panel Buttons on the Lower-Right Part of your TV's basic features, including the on -screen menu, use the - In the onscreen menu, use this spot on the TV. 7 POWER INDICATOR Blinks and turns off when the power is on and lights up in stand-by mode. 8 SPEAKERS English...
User Manual (ENGLISH) - Page 6

...[R-AUDIO-L] jacks. This will be different depending on your remote control. - When using your PC. Connect this to an antenna or cable TV system. If you want to use the HDMI IN 2... external device. Connects to the jack on connecting equipment, see pages 6~11. [TV Rear Panel] [TV Side Panel] ➣ The product color and shape may be connected continuously, such as the...
User Manual (ENGLISH) - Page 8

.... 2. Are the plus and minus ends of the TV. Antennas with 300 Ω Flat Twin Leads" below . 1. Place the wires from the TV. (Assuming typical TV usage, the batteries should last for a long time. ANT IN Separate VHF and UHF Antennas If you are using the remote control for about 23 feet from the twin leads...
User Manual (ENGLISH) - Page 10

...Box) has a different back panel configuration. ➣ The TV may not output sound and... HDMI IN 2 jack on the TV and the DVI jack on the ...) TV Rear Panel 2. Connect Audio Cables between the DVI IN (HDMI 2) [R-AUDIO-L] jack on the TV and...Satellite receiver (Set-Top Box) Rear Panel TV Rear Panel TV Side Panel HDMI Cable (Not supplied) or ...TV. When connecting an older HDMI cable and there is no...
User Manual (ENGLISH) - Page 11

...the connection terminal to the cable. DVD Player or Cable Box / Satellite receiver (Set-Top Box) TV Rear Panel 2 Audio Cable (Not supplied) 1 Component Cable (Not supplied) ➣ Component video separates the ...Player or Cable Box/Satellite receiver (Set-Top Box) via Component cables The rear panel jacks on your TV make it easy to connect a DVD Player or Cable Box/Satellite receiver (Set...
User Manual (ENGLISH) - Page 12

...a Y-connector (not supplied) to connect to an S-Video jack on pages 6~7). VCR Rear Panel ANT IN TV Rear Panel TV Side Panel 5 Audio Cable (Not supplied) 4 Video Cable (Not supplied) 3 RF Cable (Not ...on the TV. ➣ If you must connect two cables. If your TV. S-Video Connection Your Samsung TV can be included with a VCR. (If not, check your TV to an antenna or a cable TV system (...
User Manual (ENGLISH) - Page 13

.../2RCA Cable (Not supplied) 1 HDMI/DVI Cable (Not supplied) ➣ Each PC has a different back panel configuration. ➣ When connecting a PC, match the color of the TV and adjust the volume level with the system's volume control. If you must use the HDMI IN 2 terminal. Connecting an Amplifier/DVD Home Theater 1. Connect Audio...
User Manual (ENGLISH) - Page 20

...• Backlight: Adjusts the brightness of LCD back light. • Contrast: Adjusts the contrast level...Exit Customizing the Picture Settings Your television has several setting options that allow you to control the picture quality. 1. To...the EXIT or TOOLS button to an input of the TV. Picture Mode Backlight Contrast Brightness Sharpness Color Tint (G/R) Detailed...remote control. 2.
User Manual (ENGLISH) - Page 90

...not comply with the VESA standard screw specifications, the length of accidents. ➣ Samsung is not liable for assembly are provided. ➣ Do not use screws longer ...mounts that do not comply with VESA Specifications. Wall Mount Kit Specifications (VESA) Install your TV is turned on. Product Family LCD-TV PDP-TV inches 23~ 26 32 ~ 40 46 ~ 52 57 57 ~ 70 80 ~ 42 ~ 50 55 ~ 70 63 80...
Quick Guide (ENGLISH) - Page 9

...; Settings can select the type of the TV. Press the ▲ or ▼ ... button. Customizing the Picture Settings Your television has several setting options that allow you... Picture Adjustment • B acklight: Adjusts the brightness of LCD back light. • C ontrast: Adjusts the contrast level of the...channel to display the channels you to control the picture quality. 1 To select ...
Quick Guide (ENGLISH) - Page 9

...television has several setting options that allow you want. 1 Press the MENU button. All Channels 2 Air 4 Air 4-2 ♥ TV #8 8 Air 13 Air 13-1 ♥ TV...Return Picture Adjustment • B acklight: Adjusts the brightness of LCD back light. • C ontrast: Adjusts the contrast level of the ...channel to display the channels you to control the picture quality. 1 To select the...
User Manual (ENGLISH) - Page 2

...169; 2008 Samsung Electronics Co., Ltd. All rights reserved. The images displayed on the LCD panel for , in the selection and duration of television formats used ...screen when displaying a still image. • Watching the LCD TV in images, are constantly moving images, not stationary patterns or dark bars. Displaying stationary graphics and images on nonexpanded standard format television...
User Manual (ENGLISH) - Page 3

...Control Panel 3 ■ Viewing the Connection Panel 4 ■ Remote Control 5 ■ Installing Batteries in the Remote Control 6 Connections ■ Connecting VHF and UHF Antennas 6 ■ Connecting Cable TV...Screen Text Messages) - Digital 57 ■ Adjusting the TV On/Off Melody Sound 58 ■ Setting the Light...; Troubleshooting for Anynet 83 Appendix ■ Troubleshooting 84...
User Manual (ENGLISH) - Page 8

... the wires from the TV. (Assuming typical TV usage, the batteries should last for your antenna has a set to about one UHF), you are using the remote control for a long time. Plug the combiner into the ANT IN terminal on the back of the batteries reversed? 3. light button set of the rear panel. Plug the adaptor...
User Manual (ENGLISH) - Page 20

.../R50 Easy Setting 1. Press the TOOLS button on the remote control. 2. Press the ▲ or ▼ button to ... have connected to an input of the TV. Press the ENTER button to select "...Customizing the Picture Settings Your television has several setting options that allow you to control the picture quality. 1....; Backlight: Adjusts the brightness of LCD back light. • Contrast: Adjusts the ...
User Manual (ENGLISH) - Page 90

Product Family LCD-TV PDP-TV inches 23~ 26 32 ~ 40 46 ~ 52 57 57 ~ 70 80 ~ 42 ~ 50 55 ~ 70 63 80 ~ VESA Spec. (A * B) 200 *.... English - 88 Do not fasten the screws too strongly, this TV. Wall Mount Kit Specifications (VESA) Install your wall mount on a solid wall perpendicular to personal injury. Samsung is turned on a ceiling or slanted wall, it may result in severe personal...

Samsung Knowledge Base Results

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    ... using the volume key on the Bluetooth headset. For General Bluetooth Information and Information on the Bluetooth headset or device. AVRCP Audio/Video Remote Control Profile provides a standard interface to control TVs, hi-fi equipment, or other items to Bluetooth stereo headsets. HFP 1.5 is enhanced. AVRCP allows for continuous audio streams, the A2DP allows...

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