Samsung LN46C650L1FXZA Troubleshooting Manual
LN46C650L1FXZA
FIRMWARE
10/18/2010
Firmware for Valencia 1G Model
-. Version : 1030.1-. Folder Name: TVALAUSC 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
SERVICE BULLETINS
No current Bulletins
Verify All Parts Numbers Are Current
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 - 1/12/12
1
Insert Photo of TV Board Layout
Include Board Assy names (as appearing in parts) and any
special labels/items (i.e. Plasma voltage label)
MAIN
PCB
SPEAKER SPEAKER
DRIVER
BOARD
POWER
PCB
LVDS
CABLE
Version
Parts No
Short Description
ALL
BN44-00341B
Power
PCB
ALL
BN96-13226B
Function
& IR PCB
ALL
BN94-02620R
Main
PCB
ALL
BN07-00833A
Panel
ALL
BN81-04414A
T
-CON PCB
ALL
BN96-10689A
Stand
Guide Neck
ALL
BN96-12768B
Rear
Cover
ALL
BN96-12753A
Front
Cover
ALL
BN96-12795C
Stand
Guide
ALL
BN96-12763E
Stand
Base
ALL
BN40-00163A
Tuner
ALL
BN96-12837B
Speaker
ALL
BN96-12723D
LVDS
Cable
ALL
3903-000467
Power
Cord
ALL
BN59-01042A
Remote
ALL
BN63-01798B
Cleaning
Cloth
T-CON PCB
(under shield)
Fast Track Troubleshooting Manual
)
2
Wiring Diagram
Include Connector Numbers , References, and
Locations.
To Force Backlight On
without Main Board :
1. Remove Power Cord
2. Remove CN802
3. Plug Power Cord In.
4. Backlight should be
on immediately.
CN201
Power On Sequence (approximate Voltages)
1. Standby Voltages: CN201-4 (5V)
2. Power On CN201-2 (0 – 3V )
3. Low Voltage Supplies On CN201-
1,3,5,7,13,15,17 (Volts Listed on CN802)
4. Back Light On CN201-16 (0-3V, delayed)
5. Back Light Confirm CNI802- (FB1 & FB2)
6. Dimming Signal CN201-14 (1V–4V
approx)
LN46C650L1FXZA
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