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Samsung LN40A650A1F Support Question

Samsung LN40A650A1F Support Question

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Question posted by farrisenterprise1 on December 18th, 2015

My Tv Turns Off And Back On By Itself Frequently.

it's not so bad now that I have turned power save mode to its most conservative setting. I would like to figure out what's wrong with it? Can you help me?

Current Answers

Answer #1: Posted by hzplj9 on December 18th, 2015 8:11 AM
This answer was accepted by the poster of the original question.
hzplj9

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I assume you have checked the power connections. If that is so then it is likely a power supply problem. Difficult to give a specific solution. If your TV is around 5yrs+ then it is likely that the capacitors on the power supply are starting to fail. This was common on older models. Replacement involves a little soldering experience and a cost of around £3.00 for the components. There are youtube videos available to show you how. I would suggest replacing all the electrolytic capacitors on the power PCB. Do not leave one of the old ones, it is not economic. If it does not resolve the problem then more intensive diagnostics are required to isolate the problem and the skill of a TV engineer would help. I have attached a link to the user guide.

http://www.manualslib.com/manual/437477/Samsung-Ln40a650a1f.html

Service manuals are available but at a cost.

Hope that helps.



Related Samsung LN40A650A1F Manual Pages

User Manual (ENGLISH) - Page 3

...TV On/Off Melody Sound 60 ■ Setting the Entertainment mode 60 ■ Using the Energy Saving..., LN40A650A1F, ...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...
User Manual (ENGLISH) - Page 4

... HD broadcasts can be stored in the TV's memory. • Automatic timer to turn the TV on and off. • A special sleep timer. • Excellent Digital Interface & Networking : With a built-in all locations) Cover-Bottom (LN32A650A1F: BN63-04294A) (LN40A650A1F: BN63-04243A) (LN46A650A1F: BN63-04288A) (LN52A650A1F: BN63-04330A) Power Cord (3903-000144) Cleaning Cloth (BN63-01798A...
User Manual (ENGLISH) - Page 5

... lights up in stand-by mode. 6 (Power) Press to turn the TV on and off. 7 REMOTE CONTROL SENSOR Aim the remote control towards this spot on the model. 4 5 6 Front Panel buttons Touch each button to see an on-screen menu of the Panel The buttons on the lower-right panel control your TV's features. 3 - To use the more...
User Manual (ENGLISH) - Page 6

...or cable TV system. 7 WISELINK Connect a USB mass storage device to view photo files and play audio files. # KENSINGTON LOCK (LN32A650A1F, LN40A650A1F, LN46A650A1F) ...device. Connects a set of a device with an HDMI 0 POWER INPUT Connects the supplied power cord. output. ! For more information on connecting equipment, see pages 6~12. [TV Rear Panel] [TV Side Panel] HDMI IN4 ➣...
User Manual (ENGLISH) - Page 7

... * W.LINK (WISELINK) This function enables you to view and play photo and music files from the TV. 1 POWER Turns the TV on and off the sound. 6 VOL - / VOL + Press to increase or decrease the volume... select frequently used functions. 9 INFO Press to display information on the remote. CC Controls the caption decoder. @ E.MODE Press to select the preset display and sound modes for using...
User Manual (ENGLISH) - Page 11

... a DVD 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-Top Box) to your TV. DVD Player or Cable Box / Satellite receiver (Set-Top Box) TV Rear Panel 2 Audio Cable (Not supplied) 1 Component Cable (Not...
User Manual (ENGLISH) - Page 21

... select "VCR", "DVD", "Cable STB", "Satellite STB", "PVR STB", "AV Receiver", "Game", "Camcorder", "PC", "TV", "IPTV", "Blu-Ray", "HD DVD", "Digital Media Adapter" input source, then press the ENTER button. VR STB :...a resolution of 1920 x 1080@60Hz is connected to the HDMI IN 2 port, you should set the "HDMI2/DVI" mode to "PC" in the "Edit Name" of your input source selection easier. 1. Press ...
User Manual (ENGLISH) - Page 30

Setting the Auto Motion Plus 120Hz (LN40A650A1F, LN46A650A1F, LN52A650A1F) Removes drag from fast scenes with a lot of movement to provide a clearer picture. 1. ... screen. If this function, you enable "Auto Motion Plus 120Hz", noise may appear on the left. Setting the Film Mode The TV can adjust the Color and Tint to preferred values appropriate to the signal level of each video device using...
User Manual (ENGLISH) - Page 49

...check the time while watching the TV. (Just press the INFO button.) Option 1: Setting the Clock Manually 1. Press the...Saving : Off PIP 2. Time Clock Sleep Timer Timer 1 Timer 2 Timer 3 : -- : -- -- ► : Off : Inactivated : Inactivated : Inactivated 3. Press the ENTER button to select "Clock". Press the ENTER button to select "Clock Mode". Set the date and time you can set...
User Manual (ENGLISH) - Page 52

...", or "Manual". ➣ When "Manual" is selected, press the ► button to your TV.) - Setup Plug & Play Language : English Time ► Network Setup V-Chip Caption External Settings Entertainment : Off Energy Saving : Off PIP 2. Three different On/Off Timer Settings can turn off, if no controls are operated for too long time. Time Clock Sleep Timer...
User Manual (ENGLISH) - Page 62

... an external game console connected to On, "SRS TruSurround XT" function is powered On or Off. 1. Press the MENU button to change the "Entertainment" setting. O You can press the E.MODE button on when the TV is not available. ➣ The "Entertainment" settings are saved for sports, cinema and games. 1. Press the MENU button to select "Entertainment...
User Manual (ENGLISH) - Page 63

... button. • Off: Turns off the energy saving function. • Low: Sets the TV to low energy saving mode. • Medium: Sets the TV to medium energy saving mode. • High: Sets the TV to high energy saving mode. • Auto: Automatically adjusts the brightness of the TV in accordance with the scenes. External Settings Entertainment : Off Setup Energy Saving : Off ► PIP...
User Manual (ENGLISH) - Page 96

..., there are configuring Anynet+ or switching to a view mode. • Use the remote control when the Anynet+ setting or switching to show the Anynet+ menu and select a menu you turn your receiver supports audio only, it is terminated by disconnecting the power cord or a power failure), the "TV Speaker" may not appear in the Anynet+ setup...
User Manual (ENGLISH) - Page 100

... to save mode, you adjust the Position after moving to a pre-set positions ...Save ➣ You can move the wall mount to one of the 3 pre-set position, the position display will not work when Anynet+ or WISELINK is operating. ➣ LN40A650A1F...TV Rear Panel Auto Wall-Mount EX-LINK Cable (Not supplied) Setup V-Chip Caption External Settings ► Entertainment : Off Energy Saving...
User Manual (ENGLISH) - Page 102

... from the illustration depending on the LCD TV (Figure 1) and turn it in the locking direction (Figure 2). 2. The appearance and locking method may be purchased separately. Fix the Kensington Lock to the manual provided with the Kensington Lock for proper use. Using the Anti-Theft Kensington Lock (LN32A650A1F, LN40A650A1F, LN46A650A1F) The Kensington Lock is a device...
User Manual (ENGLISH) - Page 105

... Electronics America, Inc. Dimensions LN40A650A1F TOP VIEW BN68-01429C-Eng.indb 103 JACK PANEL DETAIL 3.7"H X 9.1"W 3.3 ...39.3 34.8 19.6 25.1 27.5 23.9 11.8 FRONT VIEW / SIDE VIEW 7.9 (200 mm) 7.9 (200 mm) REAR VIEW NOTE: All drawings are subject to change without prior notice. Some dimensions are not necessarily to performing installation of your TV...
Quick Guide (ENGLISH) - Page 4

English- Connecting a DVD Player or Cable Box/Satellite receiver (Set-Top Box) via Component cables TV Rear Panel DVD Player or Cable Box / Satellite receiver (Set-Top Box) 1 Connect a Component Cable between the COMPONENT IN (1 or 2) [Y, PB, PR] jacks on the TV and the COMPONENT [Y, PB, PR] jacks on the DVD Player or Cable Box/Satellite...
Quick Guide (ENGLISH) - Page 2

...POWER Turns the TV on and off the sound. 6 VOL - / VOL + Press to increase or decrease the volume. 7 CH LIST Used to display Channel Lists on the screen. 8 TOOLS Use to quickly select frequently used to control recording on Samsung recorders with the ON/OFF light button set...PRE-CH Tunes to the previous channel. 2 TV Selects the TV mode directly. ^ CH / CH Press to change channels. ...
Quick Guide (ENGLISH) - Page 4

... to match the component video and audio connections. Be sure to the cable. English- Connecting a DVD Player or Cable Box/Satellite receiver (Set-Top Box) via Component cables TV Rear Panel DVD Player or Cable Box / Satellite receiver (Set-Top Box) 1 Connect a Component Cable between the COMPONENT IN (1 or 2) [Y, PB, PR] jacks on the...
Open Source License Notice ( ) - Page 4

Select OK on the screen , and then press the Enter button on your TV has the new firmware version, Instructions to check the firmware version is older (... upgrade. It can cause malfunction or disorder of your TV, do not install it. After completing the firmware upgrade, your TV turns off for 3 seconds and then turns back on your TV due to upgrade the Firmware with the latest Version 5....

Samsung Knowledge Base Results

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  • General Support
    ...;PDA goes to save the battery power settings Change the PDA Power Save Setting To change the PDA Power Save Setting follow the steps below : Tap on the Connections tab Tap on the Bluetooth icon Tap on the Mode tab Tap on the Title Bar Press & box, to check it Tap on OK to power save mode after voice call is...
  • General Support
    ... Turn...Power Saving mode. you attached the DVI cable, shut down your computer, reconnect the DVI cable securely, and then reboot your monitor is set to discuss your problem with your monitor, one of the monitor. If the Power Indicator LED on your monitor. If you see a Check Signal Cable figure...help. Special Situation LCD monitor displays the post screen when you have a power...
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