Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung Monitor Samsung_PN43D440A5DXZA_fast_track_guide_[SM]
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PN43D440A5DXZA Fast Track Troubleshooting Manual
Y Buffer Service Bulletins:
SMPS ASC20110506002
Preventing the failure or repeated failure of
X Main the X Main board .
Y Main
Quick Parts List:
Version Parts No Short Description
ALL BN44-00442A SMPS
N102 BN96-16507A Logic Main PCB
Logic Main B104 BN96-16507B Logic Main PCB
ALL BN96-16508A Buffer E
ALL BN96-16509A Buffer F
N102 BN96-16510A X Main
B104 BN96-16510B X Main
Spkr Buffer E Buffer F Spkr Func. ALL BN96-16511A Y Main
ALL BN96-16512A Y Main Scan
ALL BN96-16730C Function & IR PCB
HELP: 1-888-751-4086 (Tech Support) Latest Firmware:
ALL BN96-19470A Main PCB
Frmware for 2011 PDP Saturn 4
TV Video & Audio > TV > Plasma N102 BN96-17356A Panel
GSPN Model Code: PN43D440A5DXZA Added by B104 BN96-17356B Panel
http://service.samsungportal.com/EP/web/ CMS Registered date 05.18.2011 Display Y ALL BN96-16782A Rear Cover
portal/jsp/EP_Default1.jsp Attached Files ALL BN96-16786A Stand Guide
2011_PDP_TV__Firmware_Upgrade_Instru N102 BN96-16789A Stand Base
PLUS ONE ction.pdf(134.7KB)
ALL BN96-16789C Stand Base
http://my.plus1solutions.net/clientPortals/s T-STD4AUSHC.exe(4.3MB)
N102 BN96-17869P Front Cover
amsung
N102 BN40-00140B Tuner
HOT TIPS ALL BN96-13325G LVDS Cable
-Power On Problems: (pg. 3) N102 BN96-18071A Speaker
-Video Problems: (pg. 4) ALL 3903-000467 Power Cord
ALL AA59-00506A Remote
PN43D440A5DXZA Fast Track Troubleshooting Manual
Power On Sequence:
1. STBY 5V (CN801, #2, 5v)
2. PS_ON (CN801, #1, 3.3v-0v)
3. VS_ ON (CN802, #6, 0-3.3v)
4. Panel should illuminate briefly
PN43D440A5DXZA Fast Track Troubleshooting Manual
Sample
"VITAL SIGNS"
When troubleshooting, It's very important to first check Vs, Va, Vsc & Ve
If Vs is missing (0V), disconnect power and check for short. Use ohm
Power Supply Trouble Shooting Notes: meter to measure resistance while disconnecting Y-Board & X-Board
supply feeds one at a time.
2010/2011 models
Turn Power On and Test SMPS with shorted connector removed for
Will not be run with the "X" or "Y" main disconnected. The SMPS will correct Vs voltage verification. (It may only come up briefly but to full
shut down immediately. However if a meter is first connected to the level). Be careful not to reconnect power connectors until Vs falls below
test point when power is applied it will read the correct voltage briefly 10V.
before shut- ting down.(You have enough time to check key
If Va is low or missing, disconnect power connectors to Address Boards
voltages)
and Check to see if SMPS Supply is restored. (Note Va feed normally
CAUTION: Do not reconnect any connectors to SMPS or Y/X Boards passes through the Y-Drive to the Address Boards (Logic Buffer Boards).
until power has been turned off long enough for Vs to drop below 10V If Vsc is low or missing and Vs is OK, the failure is with the Y-Board
or damage will occur to X or Y Boards. .
since the Y-Board generates the Vsc voltage from the supplied Vs.
SMPS Over Current Protection If Ve is low or missing and Vs is OK, the failure is with the X-Board since the
Ve is generated by the X-Board from the supplied Vs. (Please note: In some
If a short circuit occurs on either the VS or VA voltage lines, the SMPS rare cases the Ve is generated by the Y-Board fed to the X-Board.)
stops operating, but should not fail. When the short circuit is removed
from the source line, the Power Supply will operate normally again. Other SMPS Voltages:
Many SMPS Supplies are replaced needlessly! Check Low Voltage feeds to the Main Board and other supplied Assemblies.
3
PN43D440A5DXZA Fast Track Troubleshooting Manual
TROUBLESHOOTING VIDEO PROBLEMS
1. Verify Video Operation 2. Using Test Patterns in Service Mode
a) Customer Picture Test (if available) - ENTERING SERVICE MODE ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo