Sharp 910N Manual do Utilizador Página 1

TFT-LCD MONITORChassis ModelMJ15AS* 510NMJ15BS* 510TMJ17AS* 710NMJ17BS* 710TMJ19AS* 910NMJ19BS* 910TManualSERVICETFT-LCD MONITOR CONTENTS1. Precaution

3 Disassembly and Reassembly3-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6. Remove 7 screws, 4 hexa screws from theboards and lift up the boards

4-1 Required EquipmentThe following equipment is necessary for adjusting the monitor:• Computer with Windows 95, Windows 98, or Windows NT.• MTI-2031

4 Alignments and Adjustments4-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*4-6 Service Function Spec.4-6-1 How to Display Service Function OSD1. T

4 Alignments and AdjustmentsMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*4-3Figure 4.4-6-3 How to Control Service Function OSD•After change the pane

4 Alignments and Adjustments4-4 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*Memo

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*5-15 Troubleshooting Notes: 1. Before troubleshooting, setup the PC’s display as below.• Resolution: 10

5 Troubleshooting5-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*Notes: 1. Before troubleshooting, setup the PC’s display as below.• Resolution: 12

5 TroubleshootingMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*5-3X400 oscillate properly?5-2-1 No Video (ANALOG)1Replace or check related circuit.Ch

5 Troubleshooting5-4 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*1WAVEFORMS23

5 TroubleshootingMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*5-5X400 oscillate properly?5-2-2 No Video (DIGITAL)1Replace or check related circuit.C

Samsung Electronics Co.,Ltd.416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Kyungki-Do, Korea,443-742Printed in KoreaP/N : BN82-00087S-00http://itself.se

5 Troubleshooting5-6 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*1WAVEFORMS235467

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-16 Exploded View and Parts List❈ You can search for updated part codes through ITSELF web site.URL :

6 Exploded View & Parts List6-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-2 MJ15BS*

6 Exploded View & Parts ListMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-36-3 MJ17AS*

6 Exploded View & Parts List6-4 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-4 MJ17BS*

6 Exploded View & Parts ListMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-56-5 MJ19AS*

6 Exploded View & Parts List6-6 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*6-6 MJ19BS*

0 MJ15AS1 E27-MJ15AS - 1 SEC,LTM150XO-L01 -3 BN94-00527D - ASSY PCB MAIN MJ15AS SNA4 0204-002420 CIS3 SOLVENT 1M-1000,C3H70H,96,-,- SNA4 0204-002426

5 2203-005005 C423 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 SA5 2203-005005 C424 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 SA5 2203-005065 C603 C-CER,CHIP 1000

5 2007-000074 R237 R-CHIP 100ohm,5%,1/10W,TP,1608 SA5 2007-000084 R238 R-CHIP 4.7Kohm,5%,1/10W,TP,1608 SA5 2007-000074 R239 R-CHIP 100ohm,5%,1/10W,TP,

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*1-11-1-1 Warnings1. For continued safety, do not attempt to modify thecircuit board.2. Disconnect the

2 BN91-00785H - ASSY SHIELD MJ15BS/GS15MS/MJ15AS SNA3 0203-001598 CIS TAPE-FILAMENT #8915,0.15,12,55000,CLR SNA3 6001-000125 SH/COV+PAN SCREW-MACHINE

4 3711-004712 CN600 CONNECTOR-HEADER BOX,9P,1R,2mm,STRAIGHT,SN SA4 6003-000117 IP/PCB+BRKT/PCB SCREW-TAPTITE BH,+,B,M3,L6,ZPC(YEL),SWRCH18A SNA4 6003-

5 0401-001056 D101 DIODE-SWITCHING MMBD4148SE,100V,200MA,SOT-23,TP SA5 0401-001056 D103 DIODE-SWITCHING MMBD4148SE,100V,200MA,SOT-23,TP SA5 0401-00105

5 2007-000090 R600 R-CHIP 10Kohm,5%,1/10W,TP,1608 SA5 2007-000090 R602 R-CHIP 10Kohm,5%,1/10W,TP,1608 SA5 2007-000074 R603 R-CHIP 100ohm,5%,1/10W,TP,1

3 BH69-40321A P/M PACKING-PAD SW-4,W2155*L140,-,DEC,-,-,-,-, SNA3 BN68-00129A P/M LABEL SHIPPING -,LABEL SHIPPING,ART-PAPER,100G,-,WHT,BLACK,-,-,- SNA

5 2203-005005 C114 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 SA5 2203-000236 C116 C-CER,CHIP 0.1NF,5%,50V,C0G,TP,1608 SA5 2203-000998 C117 C-CER,CHIP 0.047

5 2007-000113 R138 R-CHIP 33ohm,5%,1/10W,TP,1608 SA5 2007-000113 R139 R-CHIP 33ohm,5%,1/10W,TP,1608 SA5 2007-000070 R200 R-CHIP 0ohm,5%,1/10W,TP,1608

2 BN90-00329T - ASSY STAND MJ17ASAB/*,BK07,PIVOT SNA3 BN96-01193B STD ASSY STAND P-PIVOT Matisse17/19,ABS HB,BK07 SNA2 BN90-00641D - ASSY COVER REAR

7 Electrical Parts List7-12 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*Loc. No Code Description7-4 MJ15BS*/MJ17BS*/MJ19BS* Different Circuit Part

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*8-18 Block Diagram8-1 MJ15AS*/MJ17AS*/MJ19AS* ANALOG Block DiagramRGBH- syncV- syncADC/IMAGE SCALER/LVD

1-2-1 General Servicing Precautions1. Always unplug the unit’s AC power cord from theAC power source and disconnect the DC PowerJack before attemptin

8 Block Diagrams8-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*8-2 MJ15BS*/MJ17BS*/MJ19BS* DIGITAL Block DiagramRGBH- syncV- sync(PC)ANALOGADC/IMA

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*10-110 PCB Layout10-1 MJ15AS* ANALOG PCBXYD100 DIODE-ZENER 60.5 16.0 D101 DIODE-SWITCHING 78.3 12.3 D10

10 PCB Layout10-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*10-2 MJ15BS* DIGITAL PCBXYD100 DIODE-ZENER 60.5 16.0 D101 DIODE-SWITCHING 78.3 12.3 D

10 PCB LayoutMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*10-310-3 MJ17AS*/MJ19AS* ANALOG PCBXYD100 DIODE-ZENER 60.5 16.0 D101 DIODE-SWITCHING 78.3

10 PCB Layout10-4 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*10-4 MJ17BS*/MJ19BS* DIGITAL PCBXYD100 DIODE-ZENER 60.5 16.0 D101 DIODE-SWITCHING 78.

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*9-19 Wiring DiagramCN600VCCLED_GRNNCKey 2Key 1GNDCN400NCGNDRxE3+RxE3-GNDRxEC+RxEC-GNDRxE2+RxE2-GNDRxE1+

Memo9 Wiring Diagram9-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*11-111 Schematic Diagrams❈ This Document can not be used without Samsung’s authorization.Reserved2.5V ~

11 Schematic Diagrams11-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*1 2 3 45 6 7

2 Product Specifications2-1 MJ15AS*/MJ15BS*/MJ17AS*/MJ17BS* SpecificationsLCD PanelTFT-LCD panel, RGB vertical stripe, normally black transmissive, T

2 Product Specifications2-2 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*2-2 MJ19AS*/MJ19BS* SpecificationsLCD Panel TFT-LCD panel, RGB vertical st

2 Product SpecificationsMJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*2-32-3 Pin AssignmentsSyncTypePin No.15-Pin D-Sub Signal Cable ConnectorSeparat

2 Product Specifications2-4 MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*QRSPOVideoSyncSyncHorizontalVerticalCDEPOBAVideoSyncSyncSeparate Sync2-4 Ti

MJ15AS*/MJ17AS*/MJ19AS*/MJ15BS*/MJ17BS*/MJ19BS*3-13 Disassembly and ReassemblyThis section of the service manual describes the disassembly and reassem