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04 Troubleshooting

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Summary of Contents for B193

Page 1: ... 0 Service Manual LCD Monitor Acer B V193 ...

Page 2: ...5 06 Schematics and Layouts 36 07 Assembly and Disassembly 38 Appendix User s manual Copyright Copyright 2006 InnoLux Tech Corp Ltd All Rights Reserved This manual may not in whole or in part be copied Photocopied reproduced translated or converted to any electronic or machine readable form without prior written permission of InnoLux Tech Corp Ltd Acer B V193 Service Manual ...

Page 3: ...ower cable immediately and consult your closed dealer z Always unplug the monitor before cleaning it Clean the cabinet with a clean dry cloth Apply non ammonia based cleaner onto the cloth not directly onto the class screen z Do not place heavy objects on the monitor or power cord 2 Product safety notice Many electrical and mechanical parts in this chassis have special safety visual inspections an...

Page 4: ...atio 700 1 min 1000 1 typ Response time Tr Tf 5ms typ Viewing angle 85 H 85 R 80 V 80 D typ CR 10 Input interface Analog D sub 15 pin Digita DVI D connector option Audio In YES option Earphone NA Speakers YES option Video Signal Inputs D sub DVI D Knobs and Indicators Power switch button MENU button Auto button eColour Down button Down button Security Features Kensington lock port VESA Wall mounta...

Page 5: ...CB TUV GS CCC Other Safety FCC CE CCC VCCI B EMC TCO99 TCO03 Ergonomics Windows 95 98 Me Windows 2000 Windows XP vista Compatibility Energy Star Power Management 2 3 Electrostatic Discharge Requirements Item Condition Spec Contact discharge 4KV Contact discharge 8KV Air discharge 8KV Electrostatic Discharge IEC61000 4 2 EN55024 Air discharge 15KV 2 4 Reliability Items Condition Spec Note MTBF 40 0...

Page 6: ...efore each test it must be 10 minutes at least after the latest test Note3 DC output voltage when no loading must meet load component de rating standard 16v with no load 16v output voltage 20v max Table 1 Protection Condition Spec OPP Over power protection nominal AC input 50W min SCP short circuit protection with auto recovery function Table 2 Status H sy nc V sy nc Video Power LED Power On on on...

Page 7: ...level 700 mV 2 Warm up time 30 minutes LCD Module BL HSD190MEN3 A00 250 cd m2 Set brightness control and also contrast control at maximum to measure the screen center the light output shall BL cd m2 as panel spec 3 4 White balance Chromaticity Coordinate Mode x y Cool 9300K 0 283 0 030 0 297 0 030 Warm 6500K 0 313 0 030 0 329 0 030 User Panel While x Panel While y The test standard conditions refe...

Page 8: ...t 832 x 624 49 7 74 6 57 283 60 2 75 0 80 000 1024 x 768 48 8 60 0 64 000 Power Macintosh series Note 1 Non interlace signals only An interlace signal cannot be display 2 Please refer to F W specification for more detail 3 Each frequency of Power Macintosh and Sun Ultra is a reference value For DVD Player Input Attached timing is supported Optional Mode Resolution active dot Resolution total dot H...

Page 9: ... 01 01 01 01 01 3 01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 4 13 00 78 2D 11 00 00 1E 00 00 00 FD 00 38 4B 1E 5 53 0E 00 0A 20 20 20 20 20 20 00 00 00 FF 00 30 6 30 30 30 30 30 30 30 30 30 30 30 0A 00 00 00 FC 7 00 56 31 39 33 0A 20 20 20 20 20 20 20 20 00 CS V193 DVI EDID table 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 04 72 4C 00 00 00 00 00 1 00 00 01 03 80 26 1E 78 EA 9A ...

Page 10: ...ame HSD190MEN3 A00 Display Area 376 32 H x301 056 V 19 0 diagonal Pixel Pitch 0 294 H x 0 294 V Display Colors 16 7 Million 6 bit HI FRC Number of Pixel 1280 H x 1024 V Pixel Arrangement RGB vertical stripe Brightness 300cd m2 Typ 250cd m2 Min Contrast Ratio 700 1 Typical Viewing Angle Hor 170 Ver 170 Typical CR 10 Display Mode Normally White Frame rate 75Hz Response Time Tr Tf 5ms Typical Surface...

Page 11: ...or to show e Color OSD and press again the OSD can not disappear but the time of e Color OSD disappearing is reset 10 second again B When OSD disappear not including e Color OSD press e Color to show e Color OSD OSD the OSD before disappears but the parameters of it should be saved POWER Power on or power off the monitor 5 2 2 Hot Key Operation HOT KEY OPERATION FUNCTION AUTO e Color MENU POWER FA...

Page 12: ...ançais Français Italiano Italiano Language 日本語 Suomalain en English Hor Position 0 100 50 Ver Position 0 100 50 OSD OSD Timeout 10 120 20 Analog Digital Input Dual DDCCI ON OFF ON Input Analg only DDCCI ON OFF ON Resolution H Freq V Freq Info S N ETL000 0000 22 Reset Exit Notes 1 Clock default 50 is for Visa timing Others depend on timing 6 0 SOP of firmware upgrade Manufacturer of Scaler is RealT...

Page 13: ...1 Connection connect PC to PCBA with signal cable and then keep AC and DC in open state 2 Adjust ISP programming Firstly double click RTDTool_4 6 exe and open ISP program then select 25XXV 2525L and RTD 2120 ISP button One port of ISP program card is connected to PC print port Click ISP button ...

Page 14: ...13 Secondly select Bank2 size which is 30 Thirdly click 64K button and download FW file as below Figure 3 Select Bank2 size 30 ...

Page 15: ...ourthly click 64 96 button and download extern FW file as below Figure 4 Fifthly click program button as below then you will see ISP will going on There will be prompting if programming is OK Program button ...

Page 16: ...15 Note Please see the configure as below Figure 6 Programmi ng speed Configure Inform ...

Page 17: ... POWER for DC power on OSD menu will be shown with F on the left top Select F for entering factory mode Flowing chart After connecting AC ON DC ON Open ISP program Choose manufacturer and LOAD FW files Click program button Beginning programming Turn off power if programming is OK OK OK OK OK OK OK NG Choose Config and adjust programming ...

Page 18: ...17 02 Flat Panel Specification ...

Page 19: ...agonally measured active display area with SXGA resolution 1024 vertical by 1280 horizontal pixel array 1 2 Features 19 SXGA TFT LCD Panel 4 CCFLs Backlight System Supported SXGA V 1024 lines H 1280 pixels Resolution Supported to 75Hz Refresh Rate LCD Timing Controller RoHS Compliance VESA Compatible 1 3 Applications Desktop Monitors Display terminals for AV applications Monitors for industrial ap...

Page 20: ...cal V 323 5 324 0 324 5 mm Module Size Depth D 16 5 mm Weight without inverter 1950 g Torque of customer screw hole 3 0 Kgf Cm 2 0 ABSOLUTE MAXIMUM RATINGS 2 1 Absolute Rating of Environment Item Symbol Min Max Unit Note Storage temperature TSTG 20 60 o C Operating temperature TOPR 0 50 o C 1 Vibration non operating VNOP 1 5 G 2 Shock non operating SNOP 70 G 3 Storage humidity HSTG 10 90 RH 3 Oper...

Page 21: ...on rubber between the shock jig as buffer 4 Max wet bulb temp 39o C 5 2 hrs 10000 feet 6 24hrs 50000 feet 2 2 Electrical Absolute Rating 2 2 1 TFT LCD Module Item Symbol Min Max Unit Note Power supply Voltage VDD 0 3 5 5 V DC 1 2 2 2 2 Back Light Unit Item Symbol Min Max Unit Note Lamp current IL 3 0 8 0 mA 1 2 3 Lamp frequency fL 40 80 KHz 1 2 3 Note 1 Permanent damage may occur to the LCD module...

Page 22: ...st CR 700 1000 1 2 Rising Response time Falling TR TF 5 0 10 msec 1 3 White luminance center of screen YL 250 300 cd m2 1 4 IL 7 5mA Rx 0 641 Red Ry 0 337 Gx 0 304 Gree n Gy 0 620 Bx 0 141 Blue By 0 073 Wx 0 313 Color chromaticity CIE1931 White Wy Θ 0o φ 0o Normal viewing angle 0 03 0 329 0 03 1 4 ΘL 75 85 Hor ΘR 75 85 ΘH 75 80 Viewing angle Ver ΘL CR 10 75 80 ΘL 75 85 Hor ΘR 75 85 ΘH 75 85 Viewin...

Page 23: ...r in part without written permission of HannStar Display Corporation 3 3 Measuring Equipment FPM520 of Westar Display technologies INC which utilized SR 3 for Chromaticity and BM 5A for other optical characteristics Measuring spot size 20 21mm Note 1 Definition of Viewing Angle Note 2 Definition of Contrast Ratio CR measured at the center point of panel Luminance with all pixels white L255 CR Lumi...

Page 24: ...rty of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation Note 3 Definition of Response Time Sum of TR and TF Note 4 Optical characteristic measurement setup time Optical response white TFT OFF black TFT ON white TFT OFF 100 90 10 0 TR TF 120cm Photo detector BM 5A LCD Panel Field 1o ...

Page 25: ... of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation Note 5 Definition of Center Luminance of White center Center Luminance Y1 Note 6 Definition of brightness uniformity Luminance uniformity x 100 Min Luminance of 9 points Max Luminance of 9 points 1 10V 1 10 H 1 10V 1 10H 1 2H 1 2V Y1 ...

Page 26: ... exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 4 0 BLOCK DIAGRAM 4 1 LCD Module Block Diagram DC DC Converter Connector CN1 Gamma Reference Voltage Generator Liquid Crystal Panel 1280 1024 pixels X driver IC Y driver IC TCON with LVDS receiver ...

Page 27: ...ar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 4 2 Back Light Unit 4 3 Pixel Format 1 Hot 1 2 Cold 1 1 Hot 2 2 Cold 2 1 Hot 1 2 Cold 1 1 Hot 2 2 Cold 2 Back light lamp CN2 3 4 5 1 1 odd 1024 1 1 1280 1024 1280 LCD Display Area R R B R G 1 Pixel 2 1 odd 1 2 even 1 3 odd 1 4 even 1024 Lines 128...

Page 28: ...L L L L L L L L L L L L L L L253 H H H H H H H L L L L L L L L L L L L L L L L L L254 Gray scale of Red Red H H H H H H H H L L L L L L L L L L L L L L L L Red L255 Black L L L L L L L L L L L L L L L L L L L L L L L L L0 L L L L L L L L L L L L L L L H L L L L L L L L L1 Dark L L L L L L L L L L L L L L H L L L L L L L L L L2 L3 L251 L L L L L L L L H H H H H H L L L L L L L L L L L252 Light L L ...

Page 29: ...r Signal 5 RinO2 Receiver Signal 6 RinO2 Receiver Signal 7 VSS Ground 8 RinOC Clock Signal 9 RinOC Clock Signal 10 RinO3 Receiver Signal 11 RinO3 Receiver Signal 12 RinE0 Receiver Signal 13 RinE0 Receiver Signal 14 VSS Ground 15 RinE1 Receiver Signal 16 RinE1 Receiver Signal 17 VSS Ground 18 RinE2 Receiver Signal 19 RinE2 Receiver Signal 20 RinEC Clock Signal 21 RinEC Clock Signal 22 RinE3 Receive...

Page 30: ...rt without written permission of HannStar Display Corporation 6 0 ELECTRICAL CHARACTERISTICS 6 1 TFT LCD Module Item Symbol Min Typ Max Unit Note Voltage of power supply VDD 4 5 5 0 5 5 V White IDD0 405 480 555 mA 1 V Color IDD1 500 600 700 mA 1 Current of power supply Mosaic IDD2 810 1010 1210 mA 1 Vsync frequency fV 56 60 76 Hz 2 Hsync frequency fH 64 64 80 KHz Frequency fDCLK 50 54 67 5 MHz Inp...

Page 31: ...isplay Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation c Mosaic 2 Dot checker image L0 Grey scale L0 L255 L0 Luminance with all pixels black L255 Luminance with all pixels white Note 2 When fv is too low a flicker may be occurred on the display Note 3 Input Rush Current condition L31 0 1VDD 0 9VDD 500us ...

Page 32: ... 7 5mA 3 1400 at 25o C Startup voltage Vs 1650 V rms at 0o C Note 1 Lamp current is measured with current meter for high frequency as shown below Specified values are for a single lamp To exceed 7 5 mA life time accelerate drop down and if to exceed 9 0 mA has safety problem If current lower than 3 5 mA CCFL would be unstable or damaged Note 2 Lamp frequency may produce interference with horizonta...

Page 33: ... to the lamp more than 1 second after startup Otherwise the lamp may not be turned on The used lamp current is the lamp typical current Note 6 The output voltage waveform and current waveform of the inverter must be symmetrical Unsymmetrical ratio is less than 10 Please do not use the inverter which has unsymmetrical voltage and current waveform and spike waveform The inverter design which can pro...

Page 34: ...de Item Symbol Min Typ Max Unit Frame Rate 56 60 76 Hz Frame Period t1 1028 1066 1150 line Vertical Display Time t2 1024 1024 1024 line Vertical Blanking Time t3 4 42 126 line 1 Line Scanning Time t4 780 844 875 clock Horizontal Display Time t5 640 640 640 clock Horizontal Blanking Time t6 140 204 235 clock Clock Rate t7 50 54 67 5 MHz Timing Diagram of Interface Signal DE mode X 1 X 2 X 3 X 4 X Y...

Page 35: ...voltage of the external system for the module input should be the same as the definition of VDD 2 Apply the lamp volatge within the LCD operation range When the back light turns on before the LCD operation or the LCD truns off before the back light turns off the display may momentarily become white 3 In case of VDD off level please keep the level of input signal on the low or keep a high impedance...

Page 36: ...The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 7 0 OUTLINE DIMENSION 7 1 Front View Date 2007 1 11 剖面視圖A A 縮放 3 1 剖面視圖B B 縮放 3 1 Down Up A A B B ...

Page 37: ...rporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 7 2 Back View Date 2007 1 11 5 Unspecificed Tolerance is 0 5mm 4 User Mounting Torque Spec 3 Kgf cm Max Yeon Ho 35001HS 02L or Equivalent 2Pin x L170mm 3 Lamp Connector CN2 CN5 Wire Specification FI XB30SSRL HF16 or Equivalent 2 I F Connector Specification CN...

Page 38: ... year code 9 production month code 10 11 12 13 14 15 serial number Note 1 Production Year Year 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Mark 9 0 1 2 3 4 5 6 7 8 Note 2 Production Month Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Mark 1 2 3 4 5 6 7 8 9 A B C 8 2 Location of Lot Mark 1 The label is attached to the backside of the LCD module 2 This is subject to change without prio...

Page 39: ...clusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 9 0 PACKAGE SPECIFICATION 9 1 Packing form 1 package quantity in one carton 8 pieces 2 carton size 544 3 mm 302 3 mm 446H 3 mm 3 for domestic transportation only 9 2 Packing assembly drawings 8PCS M1904 ...

Page 40: ...with water 10 3 4 Handle carefully with chips of glass that may cause injury when the glass is broken 10 4 Electric Shock 10 4 1 Disconnect power supply before handling LCD module 10 4 2 Do not pull or fold the CCFL cable 10 4 3 Do not touch the parts inside LCD modules and the fluorescent lamp s connector or cables in order to prevent electric shock 10 5 Absolute Maximum Ratings and Power Protect...

Page 41: ...ur corners tightly 10 8 Static Electricity 10 8 1 Protection film must remove very slowly from the surface of LCD module to prevent from electrostatic occurrence 10 8 2 Because LCD module uses CMOS IC on circuit board and TFT LCD panel it is very weak to electrostatic discharge Please be careful with electrostatic discharge 10 8 3 Persons who handle the module should be grounded through adequate m...

Page 42: ...is 3 4 509116612102R SCREW B CROSS M4 12 BLK Zn ROHS NYLOK 4 12 0 5 HAS Stand to backcover 3 2 2 LE19F6 V193 Screw List Item Part No Description Qty Fixed T kg cm Remark 1 509146306200R SCREW P CROSS W WA S M3 6 Zn Cc 4 6 5 0 5 I F Board to Chassis 1 Power Board to Chassis 3 2 509000000700R BOLT 4 40x11 8 Ni ROHS 4 3 75 0 25 D SUB CON 2 DVI CON 2 3 509146306102R SCREW P CROSS W W SPR M3 6 Zn 3 6 5...

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Page 48: ... DVI D18 1PMALE6FTBLACK ROHS453030300370R 1 7 HRNASSY2x4Pto8P200mmUL1571 28 ROH430300801680R 1 8 HRNASSY2x4P55mmUL1571 28 ROHS 430300801670R 1 9 HRNLVDSFFC30P205mmW Core 430303001790R 1 10 ASSY BEZEL B SLIVER LE19F7 714030019200R 1 11 ASSY STAND B173 H 714011203001R 1 12 ASSY HINGE B173H 714000005100R 1 13 ASSY SWIVEL LE17K0 714000005300R 1 14 ASSY BACKCOVER B BLACK W DVI LE19F7 714050017401R 1 15...

Page 49: ...120R 1 7 HRN ASSY 2x4P to 8P 200mmUL1571 28 ROHS 430300801680R 1 8 HRN ASSY 2x4P 75mmUL1571 28 ROHS 430300801800R 1 9 HRN LVDS FFC 30P 205mmW Core 430303001790R 1 10 ASSY BACK COVER BLACK W AUDIO LE19F6 714050017002R 1 11 ASSY BEZEL SLIVER LE19F6 714030018100R 1 12 ASSY STAND PRAC LE19D1 714011202301R 1 13 ASSY BASE BLACK LE19F6 714020014800R 1 14 COVER HINGE BLACK RIGHT LE19D1 501020220020R 1 15 ...

Page 50: ...27 06 Schematics and Layouts 6 1 Inverter PWM circuit ...

Page 51: ...28 6 2 Switching Mode Power Supply circuit ...

Page 52: ...place the surface of panel downsides on the cushion 631102091100 R LCP 19 HSD190MEN3 A00 A HANNST AR S2 Insert Keypay s wrie 1 Check if the keypad and relevent wire you choose are OK 2 Insert the wire into the keypad like the Picture 430300801680 R HRN ASSY 2x4P to 8P 215mm UL1571 28 RO HS S3 Assemble keypad 1 Check if there is any lacquer missed or sctratch happened to the front bezel 2 Insert th...

Page 53: ...mpletely Remark Make sure the fixed job is finished properly and lamp wire is closer to right hand Make the tinfoil smooth in the corner of panel 714030018101 R ASSY BEZEL BLACK LE19F6 S5 Insert FFC wire into mainboard 1 Insert FFC wire into its relevant interface of mainboard properly like attached picture1 2 Insert the short keypad into its relevant interface like picture 2 Put the fixed mainboa...

Page 54: ... 791401401401 R PCBA P I BOARD W SPK LE19F6 410 ROHS S8 Connect mainboard po werboard Connent powerboard with the relevant PIN in the mainboard like the attached Picture 791401301403 R PCBA I F BOARD EMEA W SPK LE19F6 410 ROH S9 Twist PCBA screw V193 Handle electric opener and one pcs of M3 6 screw 509146306200 R SCREW P CRO SS W WAS M3 6 Zn Cc ...

Page 55: ...nd screw pls refer to the picture 505040209000 R S11 Twist screw for ground wire Paste FFC wire on the disignated location like the attached Picture S12 Twist Hexagonal screws 1 Handle hexagonal screws and electric opener 2 Twist screw in the interface like the attached Picture1 3 Place cushion on the designated location after iron frame is taken away 2 1 4 3 MylarLocation 1 2 ...

Page 56: ...01000009402 R ASSY CHASSIS V W AUDIO LE19F6 S14 Insert FFC cable 1 Tear off the adhensive tape of FFC wire 2 Insert FFC wire into the interface of panel 3 Put FFC wire in order and paste them on the panel 4 Fix chassis on the back of panel S15 Insert spearker cable Put 1pcs speaker cabel into the interface of power board as picture ...

Page 57: ... balance light wire to the position as picture S17 Fix speaker cabel Fix the speaker into the two immobile location on the chassis as picture S18 Insert keypad Cable 1 Insert keypad wire into the relevant PIN in the keypad 2 Fix button on the relevant position of assemble 3 Confirm if keypad is inserted properly 4 3 1 2 ...

Page 58: ...6306200 R SCREW P CRO SS W WAS M3 6 Zn Cc S20 Fix back cover Check if back cover is fixed properly 501020220000 R BACK COVER ALL BL ACK INL V5 LE19D1 S21 Fix stand B193 Use 4pcs screw fix stand on the back of assemble like attached Picture 509216608110 R SCREW F CRO SS M4 8 Zn ROHS NYLOK 3 5F 3 3 2 2 1 1 1 3 2 4 1 2 ...

Page 59: ... stand V193 Use 4pcs screwfix stand on the back of assemble like attached Picture 509216608110 R SCREW F CRO SS M4 8 Zn ROHS NYLOK 3 5F S23 Packing 1 Release monitor to the packing line 2 Put monitor into carton like the attached picture 2 1 3 4 ...

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