Manuale d’uso / di manutenzione del prodotto 305TPLUS del fabbricante Samsung
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SERVICE Manual LCD Monitor F ashion F ea ture L CD-Monitor Chassis LHU30BS Model 305TPL US - Back Side cable management - Silm / Narrow Design - PCB: 2 Layer, 150mm x 100mm - Connectivity: DVI-D, USB 2.
Samsung Electronics Co.,Ltd. 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Gyeonggi-Do, Korea, 443-742 Printed in Korea P/N : BN82-00169A-01 URL : http://itself.sec.samsung.co.kr/ -This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
3 Alignments and Adjustments 3-1 3-1 R equired Equipment The following equipment is necessary for adjusting the monitor: Computer with Windows 95, Windows 98, or Windows NT. MTI-2055 DDC MANAGER JIG 3-2 DDC EDID Data Input 1. Input DDC EDID data when replacing AD PCB.
3 Alignments and Adjustments 3-2 3-4 EDID Installation with Dos Progr am 1.Execute "DDC21.exe"± 2.Click "LOAD FILE"± 3.File Name "305T.
3 Alignments and Adjustments 3-3 3-5 EDID Installation with Windows Prog ram 1. Execute "WinDDC.exe" 2. Click "Sys Config"± Select "Station : Write station". Check "Serial No and Week : Don't change"± Click "Save"± 3.
3 Alignments and Adjustments 3-4 Memo.
7 Block Diagrams 7-1 7 Bloc k Dia gr am 7-1 Block Diagr am (Main).
7 Block Diagrams 7-2 7-2 Block Diagr am (SMPS).
13 Circuit Descriptions 13-1 13 Cir cuit Descriptions 13-1 BLOCK discription (MAIN).
13 Circuit Descriptions 13-2 No BLOCK DESCRIPTION NAME USB2504 SI4435 CONNECTOR-DVI WT61P4 USB_DN USB_UP LVDS CONNECTOR IC-MICROCONTROLLER,PLCC,44P,16Bit IC-USC, USB2504,8Bit,TQFP,64P FET-SILICON, SI4435DY,P,-30V,+-8.
13 Circuit Descriptions 13-3 13-2 BLOCK discription (SMPS).
13 Circuit Descriptions 13-4 No BLOCK DESCRIPTION NAME FP801S PFC Circuit F9222L LX801s Standby power Coil Line filter For continued protection Power Factor Correction (PFC) allows power distribution .
11 Disassembly and Reassembly 11-1 11 Disassembl y and R eassembl y This section of the service manual describes the disassembly and reassembly procedures for the 305TLCD monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components.
11 Disassembly and Reassembly 11-2 Description Picture Description 3. Disconnect cables and remove the inverter power and function cable 4. Remove 1screws from the Shield.
11 Disassembly and Reassembly 11-3 Description Picture Description 7. Remove 2screws from DVI input connector 8. Up and down the chassis ass'y 9. Remove 2 screw on the main board 10.
11 Disassembly and Reassembly 11-4 11-3 R eassembl y Reassembly procedures are in the reverse order of disassembly procedures. Description Picture Description 11.
6 Electrical Parts List 6-1 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA LS30HUXCB/XSF 305TPLUS,WQA1/S30A0-LHU,30,LCD-MO,CHINA 0.1 M0001 BN90-01014G ASSY COVER FRONT;LS30HUX_305T PLUS 1 S.N.A ..2 T0003 BN96-03652F ASSY COVER P-FRONT;LS30HUX(305T PLUS),,H 1 S.
6 Electrical Parts List 6-2 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ...3 CN802 3722-001414 JACK-USB;4P/2C,AUF,BLK,ANGLE,A TYPE 1 S.A ...3 T0174 BN97-01026Z ASSY SMD;LS30HUB* 1 S.N.A ....4 SUB05 0202-001477 SOLDER-CREAM;LST309-M,-,D20~45##,96.
6 Electrical Parts List 6-3 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ....4 R110 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 1 S.
6 Electrical Parts List 6-4 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ....4 R110 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 1 S.
6 Electrical Parts List 6-5 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ....4 R110 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000084 R-CHIP;4.
6 Electrical Parts List 6-6 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ....4 C120 2203-000426 C-CER,CHIP;0.018nF,5%,50V,C0G,1608 1 S.A ....4 C120 2203-000426 C-CER,CHIP;0.018nF,5%,50V,C0G,1608 1 S.A ....4 C120 2203-000426 C-CER,CHIP;0.
6 Electrical Parts List 6-7 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ....4 C600 2402-001081 C-AL,SMD;100uF,20%,25V,WT,TP,8.3x8.3x10 1 S.A ....4 C611 2402-001081 C-AL,SMD;100uF,20%,25V,WT,TP,8.3x8.3x10 1 S.A ....4 C614 2402-001081 C-AL,SMD;100uF,20%,25V,WT,TP,8.
6 Electrical Parts List 6-8 Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..2 M2893 BN39-00482B LEAD CONNECTOR;HUBBLE,UL2835#28,UL/CSA,1 1 S.A ..2 T0297 BN39-00753A CABLE FORM CONN.COAX-TMDS HARN;HUBBLE,UL 1 S.A ..2 T0159 BN96-03938A ASSY PCB P-SMPS;FreeVoltage SMPS,Hubble3 1 S.
6 Exploded View & Parts List 5-1 5 Exploded View and Par ts List - You can search for updated part codes through ITSELF web site. URL : http://itself.
5 Exploded View & Parts List 5-2 Location Code.No Item & Specification Q'ty SA/SNA Remark T0003 BN96-03652F ASSY COVER P-FRONT;LS30HUX(305T PLUS),,H 1 S.A M0215 BN07-00470A LCD-PANEL;LTM300M1-P02,Hubble,8BIT,677.3 1 S.A M0145 BN96-04050A ASSY BOARD P-FUNCTION;HUBBLE,SJ06-01-013 1 S.
10 Operating Instructions and Installation 10-1 10 Oper a ting Instr uctions and Installa tion 10-1 Product F eatures 0 o (Standard) Swivle Tilt - Improved Response Time by Adopting RTA : 6 ms (Based .
10 Operating Instructions and Installation 10-2 10-3 Installation Instructions DVI IN Connect the DVI-D (Dual link) Cable to the DVI IN port on the back of your monitor. (The configuration at the back of the monitor may vary from product to product.) 1.
12 PCB Layout 12-1 12 PCB Diag ram 12-1 PCB Diag ram (Main).
12 PCB Layout 12-2 12-2 PCB Diag ram (SMPS).
1 Precautions 1-1 1-1-1 War nings 1. For continued safety, do not attempt to modify the circuit board. 2. Disconnect the AC power and DC power jack before servicing. 1-1-2 Ser vicing the LCD Monitor 1. When servicing the LCD Monitor, Disconnect the AC line cord from the AC outlet.
1 Precautions 1-2 1-2-1 General Ser vicing Precautions 1. Always unplug the unit's AC power cord from the AC power source and disconnect the DC Power Jack before attempting to: (a) remove or reinstall any component or assembly, (b) disconnect PCB plugs or connectors, (c) connect a test component in parallel with an electrolytic capacitor.
1 Precautions 1-3 1. For safety reasons, more than two people are required for carrying the product. 2. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. 3. Do not place the product in areas with poor ventilation such as a bookshelf or closet.
Memo 1 Precautions 1-4.
2 Product Specifications 2-1 2 Pr oduct Specifica tions 2-1 F ashion F eature -. Improved Response Time by Adopting RTA: 6ms (Based on "Gray to Gray") -. High contrast ratio & high aperture structure -. High speed response -. WQXGA (2560 x 1600 pixels) resolution -.
2 Product Specifications 2-2 LCD Panel TFT-LCD panel, RGB vertical stripe, normally black transmissive, 30-Inch viewable, 0.2505 (H) x 0.2505 (V) mm pixel pitch Scanning Frequency Horizontal : 98.
2 Product Specifications 2-3 2-4 Spec Comparison to the Old Models Model Design 6ms (Gray to Gray) The IC for the enhancement of the response time is applied. X X LHU30BS(305T PLUS) Repones Time Magic pivot Magic color Magic zone Magic tune Main PBA SMPS PBA 8ms (Gray to Gray) The IC for the enhancement of the response time is applied.
2 Product Specifications 2-4 2-5 Option Specification Item Item Name CODE.NO Remark Quick Setup Guide BN68-00847B BH75-00146B BN59-00565A 3903-000082 Warranty Card (Not available in all locations) Use.
-TFT-LCD (Thin film Transistor Liquid Crystal Display) ADC(Analog to Digital Converter) This is a circuit that converts from analog signal to digital signals. -PLL(Phase Locked Loop) During progressing ADC, Device makes clock syn- chronizing HSYNC with Video clock -Inverter Device that supply Power to LCD panel lamp.
14 Reference Infomation 14-2 -Dot Pitch The image on a monitor is composed of red, green and blue dots. The closer the dots, the higher the resolution.
14 Reference Infomation 14-3 14-2 Connecting Y our Monitor 1. Connect the power cord for your monitor to the POWER port on the back of the monitor. Plug the power cord for the monitor into a nearby outlet. 2. Using the DVI-D (Digital) connector on the video card.
14 Reference Infomation 14-4 14-3 Pin Assignments Data Rx3+ +5V_M +5V_M GND Hot plug D Rx0- Rx0+ GND Data Rx5- Data Rx5+ GND RxC+ RxC- 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 Rx2- Rx2+ GND Data Rx4- Data Rx4+ DDC Clock (SCL) DDC Data (SDA) NC Rx1- Rx1+ NC Data Rx3- Sync Type Pin No.
14 Reference Infomation 14-5 Separate Sync <Separate Sync Only> 14-4 Timing Char t C D A O E B P Video Sync Sync Video Q R S A : Line time total B : Horizontal sync width O : Frame time total P .
14 Reference Infomation 14-6 Horizontal Frequency The time to scan one line connecting the right edge to the left edge of the screen horizontally is called Horizontal Cycle and the inverse number of the Horizontal Cycle is called Horizontal Frequency.
14 Reference Infomation 14-7 SEC LT140X1-002 BN07-00004A SA BN68-00239H - SEC LT150XS-L01 BN07-00009A SB - SEC LT150XS-L01-B BN07-00022A SC - SEC LTM150XS-L02 BN07-00005A SD - SEC LT181E2-132 BN07-000.
14 Reference Infomation 14-8 SEC LTM213U4-L01 BN07-00124A E5 NARROW BEZEL 21 " PANEL SEC LTM170E6-L04 BN07-00129A E6 HIGHLAND 17" LOW PANEL (Panel only for TCO03) SEC LTM190E1-L01 BN07-00088.
14 Reference Infomation 14-9 SEC LTA320W2-L11 BN07-00259A SPZ IP Board for AMLCD 32" 16:9 NEW Panel SEC LTA460WS-L02 BN07-00252A SPZ AMLCD 46" 16:9 SPVA 72% NEW Panel SEC LTA400WT-L01 BN07-0.
14 Reference Infomation 14-10 TORISAN TM290WX-71N31 BN07-00063A RE RS24NS (TORISAN 29" NEW PANEL) TORISAN TM396WX-71N31 BN07-00064A RF RS24NS (TORISAN 40" NEW PANEL) TORISAN TM150XG-26L09 BN.
14 Reference Infomation 14-11 ACER M170EG01 BN07-00192B ATZ AU TN PSWG type New Panel ZPD Derivation code ACER M190EN04 BN07-00203A ATH AU Monitor 19" ZPD New code Derivation ACER T260XW02 BN07-0.
14 Reference Infomation 14-12 Memo.
4 Troubleshooting 4-1 4 T roubleshooting 4-1 No P o wer (SMPS) Stand by LED On? Check related circuit with IC801S Vcc and Drain-Source Waveform (DSW) Plug in the Power Cable Yes No Aroind 20V at 2pin .
4 Troubleshooting 4-2 WA VEFORMS 2 3 4 1.
4 Troubleshooting 4-3 4-2 No P o wer (Main) Does proper DC 6V appear at Pin 1 of CN601? Check the FP801S at SMPS board and related circuit Check Function ass'y. Yes No When Pin 1 of IC601 is DC 6V does proper DC 3.3V appear at Pin 3 of IC601? Check IC601 and related circuit.
4 Troubleshooting 4-4 X200 oscillate properly? 4-3 No Video (DIGIT AL) 1 Replace or check related circuit. Check signal cable connection and power. Yes No Is there input data at R122, R124, R127, R128, R129 and R130? Check input part. Yes No Is there wave from Does the output signal appear at Pin 2, 3 of CN401? Check LCD Panel and related circuit.
4 Troubleshooting 4-5 1 WA VEFORMS 2 3 5 4 6 7 8 9 10.
4 Troubleshooting 4-6 Memo.
8 Wiring Diagram 8-1 8 Wiring Diagram 8 W iring Diag ram 8-1 W iring Diag ram (Main PCB).
8 Wiring Diagram 8-2 8-2 W iring Diag ram (SMPS PCB).
11 Schematic Diagrams 9-1 9 Schema tic Dia gr ams - This Document can not be used without Samsungs authorization. 9-1 Schema tic Diag rams.
11 Schematic Diagrams 9-2 9-2 Connection Diag rams.
11 Schematic Diagrams 9-3 9-3 Micom Diag rams.
11 Schematic Diagrams 9-4 9-4 P ower in ver ter Schematic Diagr ams.
11 Schematic Diagrams 9-5 1 WA VEFORMS 2 3 5 4 6 7 8 9 10.
11 Schematic Diagrams 9-6 9-5 SMPS Schema tic Diag rams.
11 Schematic Diagrams 9-7 9-6 SMPS Schema tic Diag rams.
11 Schematic Diagrams 9-8 WA VEFORMS 2 3 4 1.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Samsung 305TPLUS è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Samsung 305TPLUS - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Samsung 305TPLUS imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Samsung 305TPLUS ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Samsung 305TPLUS, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Samsung 305TPLUS.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Samsung 305TPLUS. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Samsung 305TPLUS insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
