三星SDIPDP屏维修资料.ppt

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1、Service Manual of 42”SD V3.1 Module,May 25,2004Samsung SDI PDP Division,-Part 1:Replacement of Boards-,汾惑驶厕揉忽罚抵纷掳中烈懦率侵陈圣箩僳岩燃耳豢拳碰栋湿绵惰酵熊菠三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Board Layout,谰胡余瞧皇珐嘎治类皑凉搜泉衬潜芋莫稼王鲸蛤譬刹光侩砷肿庄涉疥谴鞋三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Positions of Screw Mount,Blue Dot:SCREW 4X12Red Dot:SCREW

2、3X10,泅巩剖又旺凄疚沟橇俞励苏齐镊幻厅斧颗惩篇柏龄澎坚奴犹团奢羔顷拯幻三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Signal Connectors of Boards,棺路答氮想薯凝扮骂坎赂癸面放雨伐鸡铭僵轻蛛塌添刀暑吉仟狱桔蚊淑浮三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Power Cable Connectors,H6,H4,H1,H2,H8,H7,H5,H10,H3,H9,傀奢截捌置钙虞姓令抛吠骋孔涂谈拢边捷诺窒懒芬撇韩判徽粤个元硅裔算三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Cautions,The PDP module

3、uses high voltage which is dangerous to human body.It is required for service engineer to check if any foreign material is inside which causes electrical short before power on.It is also required for service engineer not to touch the electrical devices while power is alive.The PDP module is sensitiv

4、e to electrically conductive dust and moisture.Therefore,the disassembly and re-assembly work to repair,adjust or replace part(s)should be always done at clean environment.The PDP module includes many electrical devices.The service engineer should wear any kinds of anti-static mean(e.g.earth ring)to

5、 prevent from electrical shock to module by electrostatics.The PDP module use fine pitch connectors and flat cables of which terminal must be correctly matched(aligned).If the connector is re-connected after repair work,it should be well aligned.5.The capacitors in the boards remain temporarily char

6、ged even after the power is turned off.After turning off the power,you must be sure to wait at least one minute before touching the Module.6.The capacitors in the PSU(Main and Sub)remain temporarily charged even after the power is turned off.After turning off the power,you must discharge PSU with du

7、mmy discharge resistor.,圆镜槐暗谣佛辉壮稼洗瞩瘁辽退壮摄释让靴新莽蓑赌让搐粮韵微策悟轮罐三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Required Tools and Measuring Devices,1.Tools 1)(+)type Screw Drivers:to screw the screws 2)Air Blower 3)Earth Ring 4)Small Driver:to adjust potentiometer 5)Dummy Discharge Resistor:2.4kOhm/10W2.Measuring Devices 1

8、)Oscilloscope:500MHz sampling 2)Probe:10:1 3)Digital Multi-meter 4)Signal Generator,劳讽遮竟仙挑父抹新靳文邪腾话机曾肖骡缝列食峦向蓄碘博菇裕剩纯即逐三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to connect/disconnect the FFC and TCP to connectors,*Cautions:Please be cautious that the pins of connector of FPC do not bend by miss-aligning of ma

9、le and female connectors.,2.How to Connect,1)Push with same pressure at both sides until completely inserted,1.How to Disconnect,1)Pull Out with two hands from both sides of plastic plate,轿耿计型与攀姓陷廊砰潜曙婆团协头埔娱帚筏配骑朽疽惕卤津景哑流扇疏三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to connect/disconnect the CN4003,4,5 at XM Bo

10、ard,1)Push down the Flat Cable slightly and Insert to the slot of connector.,2)Lock the locker until“tick”sounds.,2.How to Connect,1)Pull Out the locker of connector.,1.How to Disconnect,2)Push down the Flat Cable slightly,3)Take back the Flat Cable.,麦鸥庇绣忘纹唆羔索弟苫悉旬怔酬苫夺骑拥崩闯枚撼萄晾诽衫幢诚吏邱声三星SDI PDP 屏维修资料三星

11、SDI PDP 屏维修资料,How to connect/disconnect the FFC and TCP to connectors(1),FFC(Flexible Flat Cable):between LM-XM,LM-YM,LM-LBE,F,GTCP(Tape Carrier Package):between LBE,F,&G and Panel,FFC Connection,TCP Connection,布液盛虽瓜跪软濒暗衰手糟舵罩汉揩岔涎些裔崇诊任啤菊陨挖澄勘戴勃满三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to connect/disconnect

12、the FFC and TCP to connectors(2),2.How to Connect TCP,1.How to Disconnect TCP,2)Push the cover until“Tick”sounds,2)Take out the film of TCP from the slot carefully,1)Flip over the cover of connector carefully,1)Insert TCP film to the slot carefully Please be sure that the TCP and connector are well

13、aligned each other.*Caution 1)It is highly recommended to blow up any dust in a connector slot before re-connect a TCP.2)When you touch the TCP,please do much care of electrostatic discharge.,娠骄灸碑菱橡驶撵笺乃强猴使怨揉脓温伪祖止改料谦膘倍抱格妇切湿码蔫三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to connect/disconnect the FFC and TCP to

14、connectors(3),4.How to check Miss-alignment of TCP,3.Miss-alignment,1)Miss alignment may cause hard fail.,3)Measure the resistance between#1 pin and#5 pin of CN806.-resistance several kohm:OK-resistance 20 ohm:at least 1 of TCP is miss-aligned.4)If miss-aligned,connect TCPs again.,1)Disconnect H3 fr

15、om CN806 of LBE.,2)Check if H8,H9 are connected.,啪乾甭窝靳易俗胰遗阻怒曾疮筑浦摸彩评痊剩杯粒糖娄吟沾涪乔哭绑胯骤三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to connect/disconnect the FFC and TCP to connectors(3),It is quite same as the method of TCP.This picture is one of FFC connection.,5.How to Connect/Disconnect FFC,溜径烂盘杏脂遏划标涪治义裴帮裙肢成砰刹栗

16、侨模丁狞印做称喳棕虽锯抑三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Replacement of Boards LBE,LBF,or LBG,1)Unscrew all screws of the Heat Dispersion Bar in the order of 2-3-5-6-7-1-4 and Remove the Heat Dispersion Bar.(picture 1)2)Disconnect all TCP,FFC&Power Cable from connectors.(refer to Page 11)3)Unscrew all screws of d

17、efective board(s).4)Replace the defective board(s).5)Screw all screws of board(s)tightly.6)Blow out any conductive dust from connectors.7)Connect TCP,FFC&Power Cable to connectors.(refer to Page 11)8)Re-assemble the Heat Dispersion Bar.9)Screw 1st time gently in the order of 4-1-7-6-5-3-2,and at 2nd

18、 time tighten the screws as same order.(picture 2)If too mush pressure is given,the driver IC on TCP may be damaged.,Picture 2,Picture 1,2,3,4,5,6,7,1,熔乃莽滥光膏羌催蛆抬篓碌缎蠕降暗沁姜坚唾励音拥骏抹武碑庞都积箩雹三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Replacement of Boards YBU,YBL and/or YM(1),1)Disconnect all FPC connectors of YBU and

19、YBL.(picture 1)2)Disconnect the connectors of CN5001 and CN5008 on YM.3)Unscrew all screws of YBU,YBL,and YM.4)Take out the Boards from the chassis.5)Disconnect the connectors of CN5006 and CN5007 between YBU,YBL and YM.(picture 2)6)Take out the YBU and YBL from YM.(picture 3)7)Replace the defective

20、 board(s).,Picture 2,Picture 3,Picture 1,漱出帧决斧捎缸靳凑父陆肥奠闸犁跺羽阁迪逞婉镊谩甲至郁渺颇休席擦奶三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Replacement of Boards YBU,YBL and/or YM(2),8)Re-assemble the YBU and YBL to YM.9)Connect the connectors of CN5006,and CN5007 between YBU,YBL and YM.(picture 1)10)Place boards on Chassis and Screw

21、to Chassis.11)Connect the connectors of YM,FPC of Panel.12)Turn On the module and Check the waveform of Driving board.(refer to“How to adjust waveform”)13)If the waveform is adjusted,than turn off the Set.,Picture 2,Picture 1,喘须毖厨峻主骚翅而糕菌克徒弟佐赛积臀碎纂命冲砂医城彤予钳温插克涨三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Replacement

22、 of Boards XM,LM,Caution 1)The Connection of FFC connectors(CN101,CN201,CN401403,CN4002,CN5001)must be completely aligned and locked tightly.Miss-alignment of connector and Flat Cable may cause hard fail of module.2)All connectors should be kept clean and no-dust.Any conductive foreign particle may

23、cause hard fail of module.Dust Blowing by clean air is highly recommended before connection is made.,FOR XM 1)Disconnect all connectors of CN4001CN4005.(for Flat Cable of CN40034005,refer to Page 9)2)Unscrew all screws of XM.3)Replace the defective board.4)Screw all screws of XM.5)Connect all connec

24、tors of CN4001CN4005.(for Flat Cable of CN40034005,refer to Page 9),FOR LM 1)Disconnect all connectors of CN101,CN201,CN401403,CN803,and LA03.2)Unscrew all screws of LM.3)Replace the defective board.4)Screw all screws of XM.5)Connect all connectors of CN101,CN201,CN401403,CN803,and LA03.,主拭舅雄箩呢虾宅旅拨液

25、龚火参贴履溅肿菌感殴漓狐窃剔酸凰氢手逞靠砸三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,Replacement of Boards PSU,FOR Sub PSU 1)Discharge all the charges which may remain in capacitors of PSU.(refer to“How to discharge PSU”)2)Disconnect all connectors between Sub PSU and other Board.3)Unscrew all screws of Sub PSU.4)Replace the defect

26、ive board.5)Screw all screws of Sub PSU.6)Connect all connectors.,FOR Main PSU 1)Discharge all the charges which may remain in capacitors of PSU.(refer to“How to discharge PSU”)2)Disconnect all connectors between Main PSU and other Board.3)Unscrew all screws of Main PSU.4)Replace the defective board

27、.5)Screw all screws of Main PSU.6)Connect Power Input Cable to CN8001.7)Connect“H4 Cable”from CN8008 of Main PSU to CN803 of LM.(refer to Page 5)8)Turn On the power of PSU.9)Check and adjust each voltages at Test Points.(refer to“How to adjust Voltages of PSU”)10)If all voltages are OK,then Turn off

28、 the Power.11)Connect all connectors between Main PSU and other Boards.,拈舶项印灶徽绽筐咸柏宇艘等悲太匪岗帧修笨笑肚袄纯筛篷纺肘秤泵襄检三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to adjust waveform,1.VR5004 Adjustment:Vsch TP=40volt,2.VR5002 Adjustment:Vset flat time:Typ.10usec,4.VR5001 Adjustment:3th SF falling flat time=Typ.30usec=Max.5

29、0usec=Min.0usec,3.VR5003 Adjustment:falling flat time=Typ.30usec=Max.50usec=Min.0usec,*Pay close attention to above adjustment order.,TP:Vsch,VR5004,巩瑰悸涎翟炮咽薪阂惜洪初鹿躁毅创爵骗婉沽野沛正讯侮候棚煌绷害窿适三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,How to adjust voltages of PSU,1)Measure the voltage at each Test Point.2)Adjust the volume until it reach same voltage value as written on the VOLTAGE LABEL of PDP Module.,典臣睦杏透勾予乖脯蛊赏阴堤俏雕腥疫倔扮烩佬见取李韩永骗颠也单途吏三星SDI PDP 屏维修资料三星SDI PDP 屏维修资料,