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Samsung LN46C650L1FXZA Troubleshooting Manual

Fast track

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LN46C650L1FXZA
Insert Photo of TV Board Layout
MAIN
Include Board Assy names (as appearing in parts) and any
PCB
special labels/items (i.e. Plasma voltage label)
SPEAKER
HELP
:
1-888-751-4086; 1-866-894-0637 (FE)
GSPN
http://gspn3.samsungcsportal.com
PLUS ONE
http://my.plus1solutions.net/clientPortals/samsung
HOT TIPS
Power On Problems: (see page 2)
Video Problems: (see pages 3,4)
TIP: After replacing Main/Panel
picture is upside down.
Fix: Test Mode/Mirror Option/Toggle
Fast Track Troubleshooting Manual Rev -
POWER
PCB
LVDS
CABLE
T-CON PCB
(under shield)
10/18/2010
Firmware for Valencia 1G Model
-. Version : 1030.1-. Folder Name: T-
VALAUSC Description Add "3D
Optimize" option on Menu for
better 3D image. Enhance
streaming performance for Internet
@TV Apps 'MLB' And this firmware
prevents below issues . 'USB Power
Overload' message pops up even
USB port is not connected
DRIVER
BOARD
SPEAKER
FIRMWARE
1/12/12
SERVICE BULLETINS
No current Bulletins
Verify All Parts Numbers Are Current
Version
Parts No
BN44-00341B
ALL
BN96-13226B
ALL
BN94-02620R
ALL
BN07-00833A
ALL
BN81-04414A
ALL
BN96-10689A
ALL
BN96-12768B
ALL
BN96-12753A
ALL
BN96-12795C
ALL
BN96-12763E
ALL
BN40-00163A
ALL
BN96-12837B
ALL
BN96-12723D
ALL
3903-000467
ALL
BN59-01042A
ALL
BN63-01798B
ALL
Short Description
Power PCB
Function & IR PCB
Main PCB
Panel
T-CON PCB
Stand Guide Neck
Rear Cover
Front Cover
Stand Guide
Stand Base
Tuner
Speaker
LVDS Cable
Power Cord
Remote
1
Cleaning Cloth

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Summary of Contents for Samsung LN46C650L1FXZA

  • Page 1 LN46C650L1FXZA Fast Track Troubleshooting Manual Rev - 1/12/12 SERVICE BULLETINS No current Bulletins POWER Verify All Parts Numbers Are Current Insert Photo of TV Board Layout Version MAIN Include Board Assy names (as appearing in parts) and any Parts No Short Description special labels/items (i.e.
  • Page 2 Fast Track Troubleshooting Manual LN46C650L1FXZA CN201 Wiring Diagram Include Connector Numbers , References, and Locations. Power On Sequence (approximate Voltages) To Force Backlight On 1. Standby Voltages: CN201-4 (5V) without Main Board : 2. Power On CN201-2 (0 – 3V ) 1.
  • Page 3 Fast Track Troubleshooting Manual TROUBLESHOOTING VIDEO PROBLEMS T-Con Troubleshooting 1. Verify Video Operation a. Customer Picture Test (models available) b. “Display” (If display is OK source is suspected) C. Substitute with known good Source (external DVD or Signal Generator) 2. Using Test Patterns in Service Mode - ENTER SERVICE MODE –...
  • Page 4: Special Notes

    LC650 T-R- Semco Pixelization can be caused by the main board 46L1UF0C LN46C650L1FXZA but is more commonly a source error 2. Check/Perform Firmware Upgrade for all repairs. 3. Perform reset in Service Mode & Plug and Play if Main board is replaced.