All manuals and user guides at all-guides.com CONFIDENTIAL TFT-LCD TV/MONITOR NK15A*/NK17A* SERVICE Manual TFT-LCD TV/MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignment & Adjustments 5. Troubleshooting 6. Exploded View & Parts List 7. Electrical Parts List 8.
All manuals and user guides at all-guides.com CONFIDENTIAL 1 Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1 Safety Precautions 1-1-1 Warnings For continued safety, do not attempt to modify the (READING SHOULD circuit board.
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All manuals and user guides at all-guides.com CONFIDENTIAL 1 Precautions 1-2 Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
All manuals and user guides at all-guides.com CONFIDENTIAL 2 Product Specifications 2-1 Specifications Description Item NK15A* NK17A* LCD Panel TFT-LCD panel, RGB vertical stripe, normaly TFT-LCD panel, RGB vertical stripe, normaly white, 15-Inch viewable, 0.261 mm pixel pitch white, 17-Inch viewable, 0.2895 mm pixel pitch Scanning Frequency Horizontal : 30 kHz ~ 61 kHz (Automatic) Vertical...
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All manuals and user guides at all-guides.com CONFIDENTIAL 2 Product Specifications 2-2 Pin Assignments 2-2-1 D-SUB 2-2-2 SCART1, SCART2 Separate Items Scart1 Scart2 Audio Out (R;500mV/1KΩ) Green Audio IN (R;500mV/10KΩ) Blue Audio Out (L;500mV/1KΩ) Audio Common GND GND (DDC Return) Blue GND GND-Red Audio IN (L;500mV/10K)
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All manuals and user guides at all-guides.com CONFIDENTIAL 2 Product Specifications 2-3 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals. 2-3-1 LCD Panel Mode : 1 mode µs µs µs...
All manuals and user guides at all-guides.com CONFIDENTIAL 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the NK15A*/NK17A* monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions:1.
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All manuals and user guides at all-guides.com CONFIDENTIAL 3 Disassembly and Reassembly 2. Push down the stopper and slide the lamp unit. 3. Please take out the lamp units from the LCD module. 4. Please fix the new lamp units on the LCD module : opposite process 2 and 3 Replacement of lamp unit should be done at the power off state and recommended clean bench condition.
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All manuals and user guides at all-guides.com CONFIDENTIAL 4 Alignments and Adjustments 4-1 General Alignment Instuction 1. Usually, a color TV-VCR needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. 2. Use the specified test equipment or its equivalent. 3.
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All manuals and user guides at all-guides.com CONFIDENTIAL 4 Alignments and Adjustments 4-2 Factory Mode Adjustments 4-2-1 Entering Factory Mode 1. To enter “Service Mode” Press the remote - control keys in this sequence : - If you do not have Factory remote - control - If you have Factory remote - control 4-2-2 Factory Mode Tree NK15A*/NK17A*...
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All manuals and user guides at all-guides.com CONFIDENTIAL 4 Alignments and Adjustments NK15A*/NK17A*...
All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-1 No Power Does proper DC 14V appear at DC Check SMPS PCB and Adapter. jack connected to CN801? Does proper DC 3.3V_A Check IC801. (#2) appear at FT852? Does proper DC 2.5V_A Check IC802.
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-2 No Video (PC Signal) Power indicator is green. Does the signal appear at C306, C398, C397 Check CN401 and cable. of R, G, B input? Does the clock pulse appear at Check related circuit of IC350.
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-3 No Picture (TV, Video, S-Video, SCART) Check the CO44, CO45(S-Video), CO46(VCR) and CO42(RF-CVBS). Check the CN888(Tuner) IC011 #1 RF-CVBS and the CN702_1. IC011 #5 S-Video IC011 #8 VCR Check the #19 and Does the signal appear at IC010.
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS IC011 #1 RF-CVBS IC011 #5 S-Video IC011 #8 VCR IC011 #19 IC010 Data Out NK15A*/NK17A*...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-4 No Sound Does the signal appear at Pin 67 (Tuner sound signal) and Pin Check the CN403 (PC conector) and the 47, 48 (PC sound) and Pin 56, 57 CN402 (CN001) and the CN200 (CN002) (SCART1 sound) and Pin 53, 54 and the CN888 (Tuner) and the CN702_1.
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All manuals and user guides at all-guides.com CONFIDENTIAL 6 Exploded View and Parts List 6-1 NK15A* NK15A*/NK17A*...
All manuals and user guides at all-guides.com CONFIDENTIAL 6 Exploded View & Parts List 6-2 NK17A* NK15A*/NK17A*...
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All manuals and user guides at all-guides.com Item No Design LOC 품 명 Spec SERVICE LW17N13WX/XEC SZ-LW17N13WX/XEC SEC,W1-L01 BN90-00217A ASSY STAND NK17NS BN75-00242A UNIT-STAND EOS 15AS/NS,-,ABS,-,SV-012P,-,SPRAY,- 6003-000009 SCREW-TAPTITE BH,+,B,M4,L16,ZPC(YEL),SWRCH18 6003-001010 SCREW-TAPTITE FH,+,B,M3,L6,ZPC(YEL),SWRCH18A 6003-001315 SCREW-TAPTITE BH,+,B,M4,L20,ZPC(YEL),SWRCH18A BH73-60339A RUBBER-LEG SLC1400,EVA,GRAY,65HB,DIA13*H2 BN61-00159A FRAME-STAND BASE EOS/NIKE,EGI,T1.2 BN61-00184A STAND-BASE...
All manuals and user guides at all-guides.com CONFIDENTIAL 9 Wiring Diagram CN901(15", 17") BRIGHT CONTROL KEY1 To Inverter CN706_1 KEY1 CN920 INVERTER ON/0FF SPK OUT R + CN502 SPK OUT R SPK OUT L + CN501 SPK OUT L AUDIO R IN AUDIO L IN VCR CVB S Y IN...
All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams 10-1 CPU Block & Signal Processing Part Schematic Diagram PAG(0:7) PAR(0:7) TO DPTV DIGITAL INPUT AD(0:7) PAB(0:7) +3.3V_A TO DPTV IC002 IC003 MCAD(0:7) MCAD(0:7) +3.3V_BD SUPLECODE SUPLECODE C336 C602 IC004 IC005 PARALLEL COMM...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams Full White R, G, B Input (C306, 398, 397) IC011 #1 RF-CVBS IC011 #5 S-Video IC011 #8 VCR IC011 #19 IC010 Data Out 10-2 NK15A*/NK17A*...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams 10-2 SCALER & Digital Output Part Schematic Diagram DGDP GLVDS for EMI AGDP1 AG82 SUPLVAL SHIELD_CAP AGDP2 DG82 AGDP3 +3.3V_BD GRAM2 +3.3V_BD AGDP4 GRAM1 FT901 FT902 FT903 MD(0:63) MD(0:63) SGM32F1E104-2A SGM32F1E104-2A SGM32F1E104-2A...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams X201 10-4 NK15A*/NK17A*...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams 10-3 DC Power Input, Sound, Tuner, ETC Part Schematic Diagram STAND-BY POWER TO PANEL INVERTER TO SPEAKER IC801 R893 MC34063ACD 0.33 +2.5V_A +3.3V_A TUNERGND CN501 CN502 +14V_INVERTER FT816 C826 FT852 FT851 slcon2p...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams IC801 #2 IC805 #1 10-6 NK15A*/NK17A*...
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All manuals and user guides at all-guides.com Samsung Electronics Co.,Ltd. 416, Maetan-3Dong, Paldal-Gu, Suwon City, Kyungki-Do, Korea. Printed in Korea P/N : BN81-00027C-00 http://www.samsungmonitor.com (SyncMaster Worldwide) http://www.samsung-monitor.com (SyncMaster USA) http://www.sec.co.kr/monitor (Korea)
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