Samsung UN40EH5000FXZA Programming manual
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
T
-
CON
LV S SMPS
SPEAKER- L
SPEAKER
-
R
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
T
-
CON
SPEAKER
-
R
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
2
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
11
1 D1
D1 D1
D1 -
--
-
2
22
2
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
11
1 B13V
B13VB13V
B13V 8
88
8 GND
GNDGND
GND
2
22
2PWM_DIMM
PWM_DIMMPWM_DIMM
PWM_DIMM 9
99
9 GND
GNDGND
GND
3
33
3 B13V
B13VB13V
B13V 10
1010
10 GND
GNDGND
GND
4
44
4 B13V
B13VB13V
B13V 11
1111
11 B5V
B5VB5V
B5V
5
55
5 Vamp 13V
Vamp 13VVamp 13V
Vamp 13V 12
1212
12 A5V
A5VA5V
A5V
6
66
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
2
22
2
D1
D1 D1
D1
-
--
-
3
33
3 N/C
N/CN/C
N/C
4
44
4 D1 +
D1 +D1 +
D1 +
5
55
5 D1 +
D1 +D1 +
D1 +
UN**EH TV Start Up Sequence
Sequence Location C Voltage
1. 5V STBY to
Main Board
CN803-12
(A5V)
5V
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
5V
4.
Back Light On/Off
CN803
-
6)
0V
–
4.9V 5
MAIN
SMPS
4.
Back Light On/Off
From Main Board
CN803
-
6)
BLU On/Off
0V
–
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
3.
All Pins should
read 3.3V
before
commands.
Function Control Troubleshooting
5
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
6
(
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
7
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
L
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