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Samsung 331 TFT, 530TFT Remove the 10 screws from the stand assembly, Disassembly and Reassembly

Models: 330TFT 531 TFT 331 TFT 530TFT 530 TFT 531TFT

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3.Remove the 10 screws from the stand assembly.

2.Make a little gap between stand assembly and Rear Cover with a ÔÐÕ screw driver. And pry Rear Cover off stand assembly with the finger.

Figure 5-9

3.Remove the 10 screws from the stand assembly.

Figure 5-10

4.Remvoe the hinge, neck front, PCB, signal cable.

5 Disassembly and Reassembly

5.Remove the screw and washer on the base of the stand.

Figure 5-11

6. Remove the Stand Base and Stand Top.

SyncMaster 33*TFT/53*TFT

5-3

Page 17

Image 17

Samsung 331 TFT, 530TFT Remove the 10 screws from the stand assembly, Remvoe the hinge, neck front, PCB, signal cable

Contents

SyncMaster 531TFT SyncMaster 330TFT SyncMaster 530TFT SyncMaster 331TFTSERVICE Manual CONTENTSPrinted in Korea Code No. BN68-60017A 1-1 Safety Precautions 1 Precautions1-1-4 Product Safety Notices 1-1-1 Warnings1-2-1 General Servicing Precautions 1-2 Servicing Precautions1-3 Electrostatically Sensitive Devices ESD Precautions 2-1-1 Abbreviations 2-1 List of Abbreviations, Symbols and Acronyms2 Reference Information Programmable Read only Memory 2-1-2 Symbols2-1-2 Acronyms 3-1 Specifications 3 Product SpecificationsPin No 3-2 Pin AssignmentsTiming 3-3 Timing ChartMode Timing Mode60 x 640/67 Hz4 Operating Instructions 4-1 Control and ConnectorsLocation MENU4-1-2 SyncMaster 330TFT/530TFT 4 Operating InstructionsFigure 4-3. Front View and Control Figure 4-4. Rear View Table 4-2. Front Panel Controls4-2-1 OSD Window 4-2 Microprocessor Controls and Functions4-3 Audio Controls 4-4 Power Management System4-3-1 Audio Adjustments 5-1 Disassembly 5 Disassembly and Reassembly5-1-2 Main Body Disassembly 5-1-1 Removing the Stand5-1-3 Stand Disassembly 4. Remvoe the hinge, neck front, PCB, signal cable 3. Remove the 10 screws from the stand assembly5 Disassembly and Reassembly 5. Remove the screw and washer on the base of the stand5-2 Replacement Order of Lamp Assemblies 13.3” 5-3 Replacement Order of Lamp Assemblies 15” 5 Disassembly and Reassembly 5-4 Reassembly6-1 No Power 6 TroubleshootingDoes the sync pulses appear at 6-2 No VideoWAVEFORMS 6-4 No OSD 6-3 No Video of Alternate Vertical Line6-5 User Controls Don’t Work WAVEFORMSDoes the DC 5 V appear at Pin 5 of CN806, Pin 4 of IC803? 6-6 No Sound SyncMaster 330TFT/530TFT6-7 Microphones Don’t Work SyncMaster 330TFT/530TFT 6-8 Headphones Don’t Work SyncMaster 330TFT/530TFT9-1 Main PCB Parts 9 Electrical Parts ListSpecification Loc. NoSpecification 9 Electrical Parts ListLoc. No DescriptionSpecification 9 Electrical Parts ListSyncMaster 3*TFT/53*TFT Loc. NoSpecification 9 Electrical Parts ListLoc. No DescriptionLoc. No SpecificationCode No DescriptionLoc. No SpecificationDescription RemarksLoc. No SpecificationCode No DescriptionLoc. No SpecificationDescription RemarksSpecification 9 Electrical Parts ListSyncMaster 3*TFT/53*TFT Loc. NoR-CHIP R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK R-NETWORK RELAY-POWER SWITCH-SLIDE VR-ROTARY OSCILLATOR-CLOCK OSCILLATOR-CLOCK CRYSTAL-UNIT DIODE-ZENER DIODE-ZENER DIODE-ZENER DIODE-ZENER DIODE-ZENER DIODE-ZENER SpecificationLoc. No DescriptionSpecification 9-2 Sub PCB PartsLoc. No Code NoSpecification 9 Electrical Parts ListLoc. No DescriptionSpecification 9 Electrical Parts ListSyncMaster 3*TFT/53*TFT 9-13Specification OthersLoc. No Code NoLVDS x 8 Block DiagramLCD PANEL Audio8 Block Diagrams Memo10-2 Semiconductor Lead Identification REF. NO TYPE NOTYPE NO REF. NOAUDIO FUNC PCB 11 Wiring DiagramLCD PANEL SMPS12-1 DAC & IO Part Schematic Diagram 12 Schematic DiagramsPower Line Signal LineSyncMaster 33*TFT/53*TFT 12 Schematic Diagrams12-2 Table 12-1. IC102Signal Line 12-2 ZOOM & FRC Part Schematic DiagramPower Line SyncMaster 33*TFT/53*TFT 12 Schematic Diagrams12-4 Table 12-6. IC309Power Line 12-3 Micom Part Schematic Diagram1024 x 768 / 85 Hz 1024 x 768 / 85 Hz12 Schematic Diagrams 12-4 Sub Part Schematic DiagramSyncMaster 33*TFT/53*TFT 12-6Memo 12 Schematic Diagrams