Samsung UN40EH5000FXZA Manuale di programmazione

UN40EH5000FXZA

-FIRMWARE: 6/4/2012 Version 1012.3

-2012 LE TV X9N Full H Firmware

(T-MX9FAUSC_1012.3)

-“Makes better picture quality and solves

sound noise with 'Auto Volume On'.”

Avail on GSPN or Samsung,Com

Always check for latest updates

Fast Track Troubleshooting Manual – Rev 6/25/12

MAIN

CON

LV S SMPS

SPEAKER- L

SPEAKER

Quick Parts List:

- Verify before ordering -

SERVICE BULLETINS

ASC20120319002

SUBJECT: Rear Cover replacement

procedure for 2012 Full LE (EH

series) TV models

ASC20120319001

SUBJECT: Front Cover replacement

procedure

HELP : 888-751- 086; 866-89 -0637 FE)

HOT TIPS

-New 2012 Model… always check for latest

bulletins and firmware updates.

- Important Bulletins for rear cover removal

and front cover replacement to prevent

damage. 1

CON

SPEAKER

isassembly Caution for LED-H TV Servicing Prep.

1. Place monitor face down

on cushioned table.

2. Remove 4 screws

from the stand. 3. Remove stand. 4. Remove the 1 screw

of cover jack.

7. Remove the

Not removing the

5. Remove cover

jack.

6. isconnect the

function

Assy. Cable

7. Remove the

screws of rear-cover.

8. Remove the rear cover

Not removing the

connector can cause

amage to the

PC/Connector as shown.

Fast Track Troubleshooting Manual

UN40EH5000FXZA

1 D1

D1 D1

D1 -

D1 D1

CNL802 IP SMPS to LE s

LV S

CNL802

CN803

CN803 IP SMPS to /fro MAIN BOARD

CN803 IP SMPS to /fro MAIN BOARDCN803 IP SMPS to /fro MAIN BOARD

CN803 IP SMPS to /fro MAIN BOARD

1 B13V

B13VB13V

B13V 8

8 GND

GNDGND

GND

2PWM_DIMM

PWM_DIMMPWM_DIMM

PWM_DIMM 9

9 GND

GNDGND

GND

3 B13V

B13VB13V

B13V 10

1010

10 GND

GNDGND

GND

4 B13V

B13VB13V

B13V 11

1111

11 B5V

B5VB5V

B5V

5 Vamp 13V

Vamp 13VVamp 13V

Vamp 13V 12

1212

12 A5V

A5VA5V

A5V

6BLU On/Off

BLU On/OffBLU On/Off

BLU On/Off 13

1313

13 B5V

B5VB5V

B5V

Vamp 13V

Vamp 13VVamp 13V

Vamp 13V 14

1414

14 Power On/Off

Power On/OffPower On/Off

Power On/Off

D1 D1

3 N/C

N/CN/C

N/C

4 D1 +

D1 +D1 +

D1 +

5 D1 +

D1 +D1 +

D1 +

UN**EH TV Start Up Sequence

Sequence Location C Voltage

1. 5V STBY to

Main Board

CN803-12

(A5V)

2. Power On/Off

From Main Board

CN803-1

(Power On/Off)

Power On/Off)Power On/Off)

Power On/Off)

0V-3.5V

3. Low Volts On to

Main Board with Booting

Melody (X9 MStar)

CN803-1,3,5,7 (B13V)

CN803- 11,13 (B5)13V

Back Light On/Off

CN803

–

4.9V 5

MAIN

SMPS

Back Light On/Off

From Main Board

CN803

BLU On/Off

–

4.9V 5

Sec ly

5. Back Light im Control

from Main Board “0 to 20”

Backlight

CN803 - 2

(PWM_ IMM)

effective DC Voltage is

max when backlight

max

0.5V – 4.0V

(effective)

Dark to

Bright

6. im Control Out from IP

SMPS to LEDs 1 – is max

voltage when backlight is min

CNL802-1 & 2 ( 1 -

)

C NL802-4 & 5 ( 1+)

1 + stays constant C

voltage.

1.3V-32.8V

110.8V

Standby A3.3V

on Function

Connector, Pin

All Pins should

read 3.3V

before

commands.

Function Control Troubleshooting

Press, at Key 1,

Pin 6. 3.3V to

0.0V C

Left, Right, Up,

own at

Key 2, Pin 7.

Check specific

voltages on

chart.

TROUBLESHOOTING VI EO PROBLEMS

1. Verify Video Operation (2012 Models)

a. Boot Logo models with X10 Micro-Processor

& above during power on. Boot Sound only (X9

MPU) during power on.

b. Customer Picture Test in user menu

c.“ isplay” (If display and Boot Logo &

Customer Picture Test are OK the source or

cables are first suspected . Then check for a

defective input on the Main Board.)

d. Substitute with known good Source

(

external V or Signal Generator

to check

Fast Track Troubleshooting Manual

T-Con Troubleshooting

(

external V or Signal Generator

to check

inputs on Main Board)

2. Using Test Patterns in Factory Mode

- ENTER FACTORY MO E –

1. Select an active source signal since

Test Pattern may rely on signal source to

appear or select TV Source mode.

Customer Remote Service Remote

2. Power Standby 2. Power On

3. Mute, 182, Power On 3. Info, Test

. Select SVC

5. Select Test Patterns

ON SCREEN FAILURE EXAMPLES: ALIGNMENTS:

Fast Track Troubleshooting Manual

1. Check/Set Option Bytes: in Factory Mode

(Must be performed after replacing Main Board. )

Green lines or a green screen

defective main board , LV S , or

T-CON.

If Picture & isplay errors

efective Main Board, LV S,

or T-CON

2. Check/Perform latest Firmware

Upgrade for

all

repairs.

Standard Remote

1. Power OFF the TV

2. Press MUTE, 1 8 2, then POWER

Factory remote

1. Power the TV ON

2. Press INFO then FACTORY

SPECIAL NOTES:

Inform customer of reset of all

Settings if Main Board is replaced.

Pixelization can be caused by the main board

but is more commonly a source error

Upgrade for

all

repairs.

3. Perform reset in Service Mode

if Main board is replaced.

Vertical or Horizontal Lines : efective

Panel likely but also T-CON, LV S, or Main

Board. Use Test Patterns in Factory Service

Mode to determine error)

Option Bytes settings for UN40EH5000

‘2012 LED Hybrid isassembly cautions for Front Cover

To prevent the

removal process from

damaging the

connections on the

sides of the panel.

2. Cut and split the

cover off at the top

(New panels come with the Front Cover)

1. Place TV face up on

cushioned table.

3. Carefully remove the Front

Cover and insulated paper

in Front of T-Con area.

. Attach the Front Cover bottom first to the panel

5. Secure the plastic latch on the left and right side of the Front Cover as shown

6. Visually inspect the spacing between the Cover and the panel for equal clearance

7. Combine to stick the Front Cover Rib into the middle mold.

MI LE

MOL

CEL

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