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 Item Description LCD Panel TFT-LCD panel, RGB vertical stripe, normally Black, 22-Inch viewable, 0.381 mm x 0.381 mm pixel pitch Scanning Frequency Horizontal : 30 kHz ~ 48 kHz (Automatic) Vertical : 60 Hz ~ 75 Hz (Automatic) Display Colors...
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All manuals and user guides at all-guides.com CONFIDENTIAL 2 Product Specifications 2-2 Pin Assignments 2-2-1 DVI-I (Analog & Digital) Ref) DVI-D : Digital only D-SUB : Analog only DVI-I Receptacle Connector Front View Pin No. Pin No. Pin No. Signal Assignment Signal Assignment Signal Assignment RX2-...
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All manuals and user guides at all-guides.com CONFIDENTIAL 2 Product Specifications 2-2-2 SCART1, SCART2 2-2-4 S-Video Separate Items Scart1 Scart2 Audio Out (R;500mV/1KΩ) Audio IN (R;500mV/10KΩ) Audio Out (L;500mV/1KΩ) Audio Common GND Blue GND Audio IN (L;500mV/10K) Blue IN (700mV/75Ω) Function S/W (0~2V/9, 5V~12V) Green GND...
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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 N/C : Non-Interlaced, I : Interlaced 44.769 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 LW22A13W 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 4. Insert a screw driver into upper groove of stand fitting hole and lift up right & left side respectively. 5. Pull the cover rear 3-2 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures. LW22A13W...
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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 LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 4 Alignments and Adjustments LW22A13W...
All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-1 No Power LAMP off, Power indicator LED off. Check a connection the 14V adapter? Does proper DC 14V Change a 14V adaptor. (BN44-00051C) appear at Pin 1 of CN205? Does proper DC 14V Check a connection the 6 Pin hamess and appear at C847?
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock pulse appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock pulse appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS 5-10 LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock pulse appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W 5-11...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS 5-12 LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock pulse appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W 5-13...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS 5-14 LW22A13W...
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Change main board assy. (BN94-00400A) Does the clock pulse appear at IC300 or IC901 are bad. output of RA311~RA313? Change main board assy. (BN94-00400A) Check a LVDS cable. Replace a assy LCD panel. Please, call to Samsung Co, LTD. (BN91-00388L) LW22A13W 5-15...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS 5-16 LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting 5-9 No Sound Connect the sound cable. Picture is display. (RF, Video, Scart, PC etc) Connect a speaker wire. Does the signal appear at Pin 67 (Tuner sound signal) and Pin 47, 48 (PC sound) and Pin 53, 54 Chagne a FPC cable.
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All manuals and user guides at all-guides.com CONFIDENTIAL 5 Troubleshooting WAVEFORMS 5-18 LW22A13W...
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M3,L3.5,NI PLT,SUM24L,#4-40 BN39-00228B LEAD CONNECTOR PD22KO,UL1061#28,UL/CSA,15P,#26,12505HS-15,12505HS-15,BK,80MM,1061#28,SJ02-01-10 BN39-00319A LEAD CONNECTOR PD22*,UL2835#28,UL/CSA,10P,#28,12505HS-10,12505HS-10,BK,90MM,2835#28,SJ02-01-222 BN39-00320A LEAD CONNECTOR ,UL2835#28,UL/CSA,20P,#28,12507HS-20,12507HS-20,BK,130MM,2835#28,SJ02-01-221,COR BN59-00339A BOARD-INPUT ASS'Y PD22EO,SJ02-01-239,INPUT BOARD ASS'Y BN61-00226A BRACKET-SIDE - R POSEIDON22,SECC,T1.6 BN61-00227A BRACKET-SIDE - L POSEIDON22,SECC,T1.6 BN63-00543A GASKET POSEIDON22,CONDUTIVE FABRIC,15MM,8MM,280MM,GRAY,71TSSK-15-8-280-13,SHIELD FORM BN73-00024B SILICON/RUBBER-GAP PAD POSEIDON,SILICON,28*28 T2.0,BERGQUIST...
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-,1500MM,RCA-3P,-,UL2863#25,- BN39-00060A CBF SIGNAL-DIN -,1500MM,-,-,UL2990,4P MINI DIN BN39-00126A CBF SIGNAL CN17BSF,24P+5C/24P+5C,20276(DVI(I)),2000MM,UL20276,IVORY,DVI-I,-,-,- BN39-00310A CBF SIGNAL APOLLO,15P/24P,2990,1830MM,UL2990,IVORY,D-SUB/DVI(D),DET. TYPE BN59-00343A REMOCON ,TM65A,PD22EO,49,G6671B,PAL,EX,PAL BN68-00349D MANUAL USERS LW22A13W,SAMSUNG,E/F/G/DU/I/S/P ,W-EUROPE,MOJO100G BN69-00350B BOX-ACCESSORY AL29NO/AO,CB SW-1,YEL,KSD-21,60,300,230,3 COLOR PRINTING BN96-00287A ASSY STAND P-CAP PD2UO/LT22*,ABS VO,GR81,SVM-2145 BN92-00629A ASSY BOX PD22EO,EUROPE...
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All manuals and user guides at all-guides.com 6003-000009 C/F+C/R SCREW-TAPTITE BH,+,B,M4,L16,ZPC(YEL),SWRCH18 BN64-00111A KNOB-POWER POSEIDON22,ABS + PC IV16,IV16 BN96-00128D ASSY COVER P-FRONT PD22EO,ABS VO,GR81 0203-001131 TAPE-DOUBLE FACE #4949,T1.1,W12,L20,BLK 6003-001188 SCREW-TAPTITE BH,+,B,M4,L10,YEL,SWRCH18A BN59-00280A BOARD-FUNCTION ASS'Y AL29AO,FUNCTION ASS'Y BN61-00160A HOLDER-CAP MO15PS,PE,T1.0,30,30,NTR,DAHC-20 BN63-00387A COVER-FRONT...
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All manuals and user guides at all-guides.com 0404-001166 D880 DIODE-SCHOTTKY MBRM130LT3,30V,1000MA,D0-216AA,TP 0501-000342 Q201 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 Q501 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 Q555 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 Q601 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 QA01 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 QA02 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT-23,TP,135-270 0501-000342 QA03...
All manuals and user guides at all-guides.com CONFIDENTIAL 9 Wiring Diagram 9-1 Main PCB CNP1 CN104 ADJ_BRIGHT CN501(L) SW_INVERTER CN502(R) CN101 CN102 CN100 CN103 LW22A13W...
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All manuals and user guides at all-guides.com CONFIDENTIAL 10 Schematic Diagrams 10-1 CPU Block & Analog Signal Input Processing Part Schematic Diagram 38 44 +3.3V_A TO DPTV MCAD(0:7) MCAD(0:7) to MUX C602 PARALLEL COMM 100nF MCA(0:19) MCA(0:19) 3230Y_OUT(0:7) AD(0:7) +3.3V_A 3230C_OUT(0:7) DG32 DGROM...