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Samsung LN52A650 Support Question

Samsung LN52A650 Support Question

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Question posted by judschandel on October 18th, 2010

How Do I Identify And Remove The Power Supply Board?

My unit that is a few months out of warranty has a clicking delayed startup.  I need to replace the capacitors on the power supply board>

Current Answers

Answer #1: Posted by Anonymous-98053 on February 9th, 2013 7:56 AM
Anonymous-98053

Member since:
February 9th, 2013

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My TV was hanging on a mount, so I had to take the mounting brackets off.  If you have the stand, you will have to figure out how to remove it (it's probably explained in the manual.  Remove ALL cables from the TV.  Lay the TV flat on a soft surface LCD side down (recommend a blanket or large towel...make sure you're grounded though!).  Then remove all screws holding the case together.  This is straightforward...if you find a screw, remove it.  Recommend using a magnetic phillips-head screwdriver.  Note that there are two screws in the A/V cluster area, and two more holding the mount cover in place (if you mounted it).  Gently lift the back off...it should offer little resistance, except for very little around the A/V cluster.  If it offers more resistance...find more screws.  I think there are 18 or so.

Once the back is lifted off, find the power connector on the bottom middle of the TV.  The wires leading from it lead to the power supply board.  It is a beige colored PC board with chokes, heat sinks, and several capacitors on it.  It is held to two rails with 6 screws, and the two rails are fastened to the TV with four screws.  There are 6 connectors, I believe, attached to the board.  Remove those, and remove the four screws on the rails, and the board should lift off.

After that, use your electronics knowledge to fix it or replace it (i.e., watch for high voltage, careful soldering, grounding, etc.).

Related Samsung LN52A650 Manual Pages

User Manual (ENGLISH) - Page 1

... à la Clientèle 55 Standish Court Mississauga, Ontario L5R 4B2 Canada Samsung Electronics America, Inc. 105 Challenger Road Ridgefield Park, NJ 07660-0511 LCD TV user manual BN68-01429A-02L02-Cover.indd 1 BN68-01429A-02 imagine the possibilities Thank you have any questions or comments relating to Samsung products, please...
User Manual (ENGLISH) - Page 2

...LCD panel for more than this license for product features or functions that offer picture sizing features, use these controls to the TV screen • Do not display a still image on them should be performed by the difference of light emission on SAMSUNG products purchased in the United States, for the warranty...all televisions. Be careful in the selection and duration of television ...
User Manual (ENGLISH) - Page 4

...LCD TV....Cable Box/Satellite receiver (Set-Top Box) needed. • You can view News, Weather...from interference. Remote Control & Batteries (AAA x 2) (BN59-00695A) Warranty Card / Registration Card / Safety Guide Manual (Not available in all ... BN63-04243A) (LN46A650A1F: BN63-04288A) (LN52A650A1F: BN63-04330A) Power Cord (3903-000144) Cleaning Cloth (BN63-01798A) Owner's Instructions Ferrite...
User Manual (ENGLISH) - Page 6

...sound connection is needed for private listening. 4 HDMI IN 1, 2, 3, 4 / DVI IN(HDMI2)[R-AUDIO-L] Connects to the HDMI jack of a device with an HDMI 0 POWER INPUT Connects the supplied power cord. Use... video/audio. For more information on connecting equipment, see pages 6~12. [TV Rear Panel] [TV Side Panel] HDMI IN4 ➣ The product color and shape may be connected continuously...
User Manual (ENGLISH) - Page 10

... on the DVD Player or Cable Box/Satellite receiver (Set-Top Box). DVD Player or Cable Box/Satellite receiver (Set-Top Box) Rear Panel TV Rear Panel TV Side Panel HDMI Cable (Not supplied) or ➣ What is HDMI? • HDMI(High-Definition Multimedia Interface), is an interface that enables the transmission of digital audio and...
User Manual (ENGLISH) - Page 11

... Box). 2. Connect Audio Cables between the AV IN 2 [R-AUDIO-L] jacks on the TV and the AUDIO OUT jacks on the camcorder. Camcorder or 1 S-Video Cable (Not supplied) 1 Video Cable (Not supplied) 2 Audio Cable (Not supplied) TV Side Panel ➣ Each Camcorder has a different back panel configuration. ➣ When connecting a Camcorder, match the color of the connection terminal...
User Manual (ENGLISH) - Page 12

... AV IN 2) [R-AUDIO-L] jacks on pages 6~7). use a Y-connector ➣ Each VCR has a different back panel configuration. (not supplied) to ➣ When connecting a VCR, match the color of the connection terminal to the cable. VCR Rear Panel TV Rear Panel TV Side Panel 2. Connect an S-Video Cable between the S-VIDEO OUT jack on the VCR and the AV...
User Manual (ENGLISH) - Page 13

... System is set to the cable. Amplifier/DVD Home Theater Audio Cable (Not supplied) TV Rear Panel ➣ Each Amplifier/DVD Home Theater has a different back panel configuration. ➣ When connecting an Amplifier/DVD Home Theater, match the color of the TV and adjust the volume level with the Amplifier's volume control. Connecting a Digital Audio...
User Manual (ENGLISH) - Page 14

... on your computer. 2. Connect a PC Audio Cable between the PC IN [AUDIO] jack on the TV and the Audio Out jack of the sound card on your computer. 2 PC Audio Cable (Not supplied) 1 D-Sub Cable (Not supplied) TV Rear Panel Using the HDMI/DVI Cable 1. Connect an HDMI/DVI cable between the HDMI IN 2 jack...
User Manual (ENGLISH) - Page 64

Upgrading the Software Samsung may take up to version XXXX? TV Side Panel ➣ Software can easily reset them after the upgrades are being ... may offer upgrades for TV's firmware in the future. Software Upgrade Upgrade version XXXX to 30 seconds. is displayed. Software Upgrade 5. The message "Upgrade version XXXX to not disconnect the power or remove the USB drive while ...
User Manual (ENGLISH) - Page 65

... view and listen to photo (JPEG) and audio files (MP3) saved on a USB Mass Storage Class (MSC) device. 1. Press the POWER button on the remote control or front panel. ➣ The TV is powered on. 2. Connect a USB device containing JPEG and/or MP3 files to the WISELINK main menu. Pressing the ENTER button during...
User Manual (ENGLISH) - Page 75

... button. BGM mode option: Energetic, Rhythmical, Sad, Exciting, Calm ➣ WISELINK identifies the mood of a particular mood only. Remove the USB device from TV." Play music files in music category to load. ➣ "Background Music setting" menu is needed to select "Safe Remove", then press the ENTER button. Press the ENTER button. ➣ Selecting the...
User Manual (ENGLISH) - Page 83

... Normal Music Repeat Mode On Screen Saver Run Time ◄ 5 min ► Information Safe Remove Information Select to select the option, then press the ENTER button. Using the Setup Menu Setup ... Memory Total Memory : USB : SUM : 852.90MB : 995.00MB OK Safe Remove You can remove the device safely from the TV. (Refer to page 73) To exit WISELINK mode, press the W.LINK button on...
User Manual (ENGLISH) - Page 99

... stand at position 2. ➣ Stand the product up and fasten the screws. Remove four screws from the TV. ➣ Two or more people should carry the TV. 3. Attach your LCD TV to the stand. ➣ Two or more people should carry the TV. ➣ Make sure to the upper left of right sides of the stand...
User Manual (ENGLISH) - Page 100

...screen is displayed. ➣ If the Wall Mount Adjustment screen is not displayed when clicking on the left side of "Entering the menu". 2. Pressing a Color (Red, ...Enter Return Wall-Mount Adjusment Position1 1. Press the Blue button. TV Rear Panel Auto Wall-Mount EX-LINK Cable (Not supplied) Setup V-Chip Caption External Settings ► Entertainment : Off Energy...196; 5:14:52
User Manual (ENGLISH) - Page 101

... models do not comply with VESA Specifications. Do not fasten the screws too strongly, this TV. Therefore, you should use our dedicated wall mount kit for product damage or personal injury ...damage the product or cause the product to fall and result in severe personal injury. 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...
User Manual (ENGLISH) - Page 102

...; 5:14:53 Connect the Kensington Lock cable. 3. Cable Figure 2 Figure 1 ➣ The location of the Kensington Lock may differ from the illustration depending on the LCD TV (Figure 1) and turn it in the locking direction (Figure 2). 2. Fix the Kensington Lock to the manual provided with the Kensington Lock for proper use. Using...
Quick Guide (ENGLISH) - Page 3

... size and has the HDCP (High Bandwidth Digital Copy Protection) coding feature installed. 1 HDMI Cable (Not supplied) ➣ Each DVD Player or Cable Box/Satellite receiver (Set-Top Box) has a different back panel configuration. ➣ The TV may not output sound and pictures may be displayed with abnormal color when DVD players/Cable...
Quick Guide (ENGLISH) - Page 4

...supplied) 1 Audio cable (Not supplied) 2 Audio cable (Not supplied) TV Side Panel 1 Connect a Video Cable (or S-Video Cable) between the AV IN2 [VIDEO] (or S-VIDEO) jack on the TV and the VIDEO OUT jack on the camcorder. 2 Connect Audio Cables between the COMPONENT IN(1 or 2) [R-AUDIO-L] jacks on the TV... (Set-Top Box) via Component cables TV Rear Panel DVD Player or Cable Box / Satellite receiver...
Quick Guide (ENGLISH) - Page 2

...SATELLITE RECEIVER (SET-TOP BOX) REAR PANEL TV SIDE PANEL 1 TV REAR PANEL 1. Connections Caution ● When ...panel configuration. ● Whenever you connect an external device to your TV, make sure that power on the Cable Box/Satellite receiver (Set-Top Box). Connect an HDMI Cable(Not supplied) between the HDMI IN (1, 2, 3 or 4) jack on the TV and the HDMI jack on the unit is needed...

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