Samsung LN40C650L1FXZA Schematic

LN40C650L1FXZA

Short Description

Power

Function
Main

Panel

T

Stand
Rear

Front

Stand

Stand
Tuner

Speaker

LVDS

Power
Remote

Cleaning

Fast Track Troubleshooting Manual Rev - 1/11/12

MAIN

Include Board Assy names (as appearing in parts) and any

PCB

special labels/items (i.e. Plasma voltage label)

LVDS

CABLE

SPEAKER SPEAKER

(under shield)

HELP : 1-888-751-4086; 1-866-894-0637 (FE)

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
No Test Patterns:Do Firmware Upgrade

Insert Photo of TV Board Layout

T-CON PCB

10/18/2010

Firmware for Valencia 1G Model

-. Version : 1030.1

-. Folder Name: T-VALAUSC

-. Related Models LCD: C560 (Only
40"), C650, C670, C750
And this firmware prevents below
issues..'USB Power Overload'
message pops up even USB port is
not connected
. Plug & Play is displayed whenever
turning on TV.

POWER

PCB

FIRMWARE

DRIVER
BOARD

SERVICE BULLETINS

No Bulletins as of 1/11/12 on GSPN
But see new 2010 LCD Option Byte
chart.

Version

Parts No

ALL

ALL
ALL
ALL
ALL

ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL

BN44-00340B

BN96-13226B

BN94-02620N

BN07-00831A

BN81-04154A

BN96-10689A

BN96-12767B

BN96-12752A

BN96-12795C

BN96-12762A

BN40-00163A

BN96-12837A

BN96-12723C

3903-000467

BN59-01042A

BN63-01798B

PCB

& IR PCB

PCB

-CON PCB

Guide Neck

Cover

Cover

Guide
Base

Cable

Cord

Cloth

1

Fast Track Troubleshooting Manual LN32C350D1DXZA

Wiring Diagram

Include Connector Numbers , References, and

Locations.

CN201

SW-P

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- (0-3V, delayed)

5. Back Light Confirm CNI802- (FB1 & FB2)

6. Dimming Signal CN201-14 (1V–4V

approx)

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.

2