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LCD-TV
Chassis :N45A
Model :LN26A450C1D
LN40A450C1D




SERVICE Manual

TFT-LCD TV Contents

1.Precautions

2. Product specifications

3.DisassemblyandReassembly

4.Troubleshooting

5.ExplodedView&PartList

6.WiringDiagram

7.SchematicDiagram




LN26A450C1D/LN40A450C1D



Refer to the service manual in the GSPN (see the rear cover) for the more information.
Contents
1.Precautions.............................................................................................................. 1-1
1-1. Safety Precautions ......................................................................................................... 1-1
1-2. Servicing Precautions ..................................................................................................... 1-2
1-3. Electrostatically Sensitive Devices (ESD) Precautions .................................................. 1-2
1-4. Installation Precautions .................................................................................................. 1-3
2. Product specifications............................................................................................ 2-1
2-1. Feature & Specifications ................................................................................................. 2-1
2-3. Spec Comparison to the Old Models .............................................................................. 2-5
2-4. Accessories .................................................................................................................... 2-6
3.DisassemblyandReassemble............................................................................... 3-1
3-1. Disassembly ................................................................................................................... 3-1
4.Troubleshooting...................................................................................................... 4-1
4-1. Troubleshooting .............................................................................................................. 4-1
4-2. Alignments and Adjustments ........................................................................................ 4-19
4-3. Factory Mode Adjustments ........................................................................................... 4-20
4-4. White Balance - Calibration .......................................................................................... 4-28
4-5. White Ratio (Balance) Adjustment ................................................................................ 4-30
4-6. Servicing Information .................................................................................................... 4-31
5.ExplodedView&PartList...................................................................................... 5-1
5-1. LN26A450C1D Exploded View ....................................................................................... 5-1
5-2. LN40A450C1D Exploded View ....................................................................................... 5-3
5-3. LN26A450C1D Parts List ............................................................................................... 5-5
5-4. LN40A450C1D Parts List ............................................................................................. 5-52
6.WiringDiagram........................................................................................................ 6-1
6-1. Wiring Diagram ............................................................................................................... 6-1
6-2. Cables ............................................................................................................................ 6-3
7.SchematicDiagram................................................................................................. 7-1
7-1. Internal Block Diagram of Scaler(MSD2248AL) ............................................................. 7-1
7-2. SCHEMATIC Block Diagram ......................................................................................... 7-2
7-3. SlimHalf Tuner Diagram ................................................................................................ 7-3
7-2. Schematic Diagrams ...................................................................................................... 7-4
GSPN(GlobalServicePartnerNetwork)
Area WebSite
NorthAmerica http://service.samsungportal.com
LatinAmerica http://latin.samsungportal.com
CIS http://cis.samsungportal.com
Europe http://europe.samsungportal.com
China http://china.samsungportal.com
Asia http://asia.samsungportal.com
Mideast&Africa http://mea.samsungportal.com