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Acer B193 Service Manual
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Acer B193 Service Manual

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LCD Monitor Acer B/V193
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Summary of Contents for Acer B193

  • Page 1 Service Manual LCD Monitor Acer B/V193 - 0 -...

  • Page 2: Table Of Contents

    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: Important Safety Notice

    Important Safety Notice 1. Safety precautions This monitor is manufactured and tested on a ground principle that a user’s safety comes first. However, improper used or installation may cause damage to the monitor as well as to the user. Warning: This monitor should be operated only at the correct power sources indicated on the label on the rear of the monitor.

  • Page 4: Product Specification

    01 Product Specification 1. General: Acer BV 193W(4:3) is designed with LVDS interface and dual (analog and digital signal) input, it featured with embedded universal AC power supplies and audio input. It’s a green product and meets all ROHS standard. The power button and display control buttons are on the front of the monitor. The monitors shall automatically to display lower resolution video modes into 1280x1024 full screen display.
  • Page 5 The unit should suffer no visible cosmetic damage and should operate with no degradation in display quality during exposure to the operating conditions and after exposure to the non-operating conditions, in any sequence. 2.1 Environmental conditions Operating Specification Temperature range 0°C to 40°C Relative humidity 20% to 80%...
  • Page 6 AC Input Current 100Vac 1.2A(max) 240Vac 0.6A(max) AC Frequency Range 100Vac 50Hz – 60Hz 240Vac Inrush Current 100Vac,cold star,25°C 40A (max) See Note2 240Vac,cold star,25°C 60A(max) Regulator Efficiency DC output full loading ≥75% Ripple and Noise +16V output <350mv +5V output <150mv Vcc16V(15.2V~18.5V) DC Output Voltage...
  • Page 7 2.0 mA (min.)(With PWM Dim) CCFL Current 7.0mA (Typ.) 8mA (Max.) ≧1700 Vrms (0˚C) CCFL startup voltage Operating frequency 40~80 KHz Protect delay time > 1 second ≥70%(with dummy load) Efficiency 3.3 Brightness output The test to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted.
  • Page 8 4.Input / Output Signal Specifications 4.1Video signals Items Condition Specification Analog RGB signal Input impedance = 75 Ohm 0.7Vp-p Input impedance ≧ 1k Ohm Sync TTL level, Separate H/V-sync(+/-) 4.2 Signal Timing D-SUB Inputs 4.2.1 Through D-SUB connectors, this unit can support F = 31.5 ~ 80 KHz, Fv=56 ~ 75Hz and SXGA display modes as below: Resolution...
  • Page 9 : VESA’s EDID Standard Version #3, Revision #0, EDID Structure : Version #1, Revision #3. EDID Data Table : See the attached table (for example) B193 DVI EDID table B193VGA EDID table V193 VGA EDID table V193 DVI EDID table...
  • Page 10 4.5 Audio signal Items Specification ≧ 10K ohm Input impedance 200Hz – 10kHz Frequency response range ≧ 40 dB Signal to noise ratio ≧ 0.5W + 0.5W ( 10%THD ) Output power 3. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted.
  • Page 11 “ACER e Color Management” and “User” to instead “Contrast” and “Brightness” separately. When press “ACER e Color Management” to show “e Color OSD”, and press “User” to show OSD interface before. The translations of “ACER e [MENU] Color Management” and “User” are always English.
  • Page 12 Text mode Standard mode Graphics mode Movie mode Focus 0 ~ 100 Depend on each timing Image Clock 50 ○ 0 ~ 100 Horizontal 0 ~ 100 Position Vertical 0 ~ 100 Depend on each timing Warm (6500K) Cool (9300K) Color 0 ~ 100 User...
  • Page 13 Name of ISP program: RTDTool_4.6.exe Manufacture of FW IC ： RTD 2525L 6.2 Operational steps: 1. Connection: connect PC to PCBA with signal cable, and then keep AC and DC in open state. One port of ISP program card is connected to PC print port.
  • Page 14 Secondly ﹐ select Bank2 size which is 30. Select Bank2 size: 30 Thirdly, click “64K”button and download FW file as below Figure 3.
  • Page 15 Fourthly, 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 Note: Please see the configure as below Figure 6. Configure Inform Programmi ng speed...
  • Page 17 After connecting, AC ON, DC ON ◆Flowing chart Open ISP program Choose manufacturer and LOAD FW files Click program button Choose Config Beginning and adjust programming programming Turn off power if programming is OK 6.3 Factory Mode HOT KEY OPERATION FUNCTION AUTO ◄...

  • Page 18: Flat Panel Specification

    02. Flat Panel Specification...
  • Page 19 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 4 / 26 Document No. DC130-002772 Revision 1.0 GENERAL DESCRIPTIONS 1.1 Introduction HannStar Display model HSD190MEN3-A* is a color active matrix thin film transistor (TFT) liquid crystal display (LCD) that uses amorphous silicon TFT as a switching device.
  • Page 20 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 5 / 26 Document No. DC130-002772 Revision 1.5 Mechanical Information Item Min. Typ. Max. Unit Horizontal(H) 395.5...
  • Page 21 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 6 / 26 Document No. DC130-002772 Revision (2) 5-500-5Hz sine wave, X,Y,Z each directions, 30 min/cycle. (3) 11ms, ±X, ±Y, ±Z direction, one time each.
  • Page 22 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 7 / 26 Document No. DC130-002772 Revision 3.0 OPTICAL CHARACTERISTICS 3.1 Optical specification Item Symbol Condition Min.
  • Page 23 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 8 / 26 Document No. DC130-002772 Revision 3.3 Measuring Equipment ■ FPM520 of Westar Display technologies, INC., which utilized SR-3 for Chromaticity and BM-5A for other optical characteristics.
  • Page 24 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 9 / 26 Document No. DC130-002772 Revision Note (3) Definition of Response Time: Sum of T and T white(TFT OFF) black...
  • Page 25 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 10 / 26 Document No. DC130-002772 Revision Note (5) Definition of Center Luminance of White (center) Center Luminance= Y1 1/10 H 1/10H...
  • Page 26 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 11 / 26 Document No. DC130-002772 Revision 4.0 BLOCK DIAGRAM 4.1 LCD Module Block Diagram: X-driver IC TCON with LVDS receiver...
  • Page 27 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 12 / 26 Document No. DC130-002772 Revision Back Light Unit Hot 1 Cold 1 Hot 2 Cold 2 Back light lamp...
  • Page 28 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 13 / 26 Document No. DC130-002772 Revision Relationship Between Displayed Color and Input LSB MSB LSB MSB LSB Gray scale Level...
  • Page 29 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 14 / 26 Document No. DC130-002772 Revision 5.0 I/O CONNECTION PIN ASSIGNMENT 5.1 Interface Connector (30-pins, HRS MDF76URW-30S-1H or equivalent) Pin No.
  • Page 30 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 15 / 26 Document No. DC130-002772 Revision 6.0 ELECTRICAL CHARACTERISTICS 6.1 TFT LCD Module: Item Symbol Min.
  • Page 31 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 16 / 26 Document No. DC130-002772 Revision (c)Mosaic : 2 Dot checker image Grey scale:L0~L255 L0: Luminance with all pixels black.
  • Page 32 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 17 / 26 Document No. DC130-002772 Revision 6.2 Back-Light Unit The back-light system is an edge-lighting type with 4 CCFL (Cold Cathode Fluorescent Lamp) The characteristics of the lamp are shown in the following tables.
  • Page 33 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 18 / 26 Document No. DC130-002772 Revision Note (4) CCFL inverter should be able to provide a voltage over specified value (Vs) in the above table.
  • Page 34 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 19 / 26 Document No. DC130-002772 Revision 6.3 Interface Timing ( DE mode) Item Symbol Min.
  • Page 35 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 20 / 26 Document No. DC130-002772 Revision 6.4 Power On / Off Sequence： Power On Power Off Power Supply 0.9V...
  • Page 36 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 21 / 26 Document No. DC130-002772 Revision 7.0 OUTLINE DIMENSION 7.1 Front View: Date: 2007.1.11 剖...
  • Page 37 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 22 / 26 Document No. DC130-002772 Revision 7.2 Back View: Date: 2007.1.11 1.Backlight: 4 CCFL 2.
  • Page 38 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 23 / 26 Document No. DC130-002772 Revision 8.0 LOT MARK 8.1 Lot Mark １ ２...
  • Page 39 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 24 / 26 Document No. DC130-002772 Revision 9.0 PACKAGE SPECIFICATION 9.1 Packing form (1) package quantity in one carton: 8 pieces. ±3 mm.
  • Page 40 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 25 / 26 Document No. DC130-002772 Revision 10.0 GENERAL PRECAUTION 10.1 Use Restriction This product is not authorized for use in life supporting systems, aircraft navigation control systems, military systems and any other application where performance failure could be life-threatening or otherwise catastrophic.
  • Page 41 H a n n Sta r D i s p l a y C o r p . Document Title HSD190MEN3-A Specification for Innolux Page No. 26 / 26 Document No. DC130-002772 Revision 10.7 Mechanism Please mount LCD module by using mounting holes arranged in four corners tightly. 10.8 Static Electricity 10.8.1 Protection film must remove very slowly from the surface of LCD module to prevent...

  • Page 42: Exploded Diagram

    03 Exploded Diagram 3.1 Screw List 3.1.1 LE19F7(B193 r & B193 h) Screw List Fixed Item Part No. Description Remark T(kg*cm) I/F Board to Chassis*1 SCREW,P,CROSS,W/WA 509146306200R 6.5±0.5 Power Board to S,M3*6,Zn-Cc Chassis*3 BOLT,#4-40x11.8,Ni D-SUB CON*2 509000000700R 3.75±0.25 ROHS DVI CON*2...

  • Page 45: Troubleshooting

    Troubleshooting...

  • Page 48: Spare Parts List

    05. Spare parts List B Series Spare parts Item Description OEM Part No P/N:8191F742A021 PCBA,KEYPAD BOARD,LE9D0-612 ROHS 791401500000R PCBA,P/I BOARD,W/O SPK,LE19F7-422ROHS 791401400411R PCBA,I/F BOARD(EMEA,W/O SPK),LE19F7-422791401300413R PWRCORD 16A/250V BLK 6FT VDE/KTL H05VV 453070801190R CABLE,D-SUB 15P MALE 6FT BLACK/BLUE, R453010100380R CABLE,DVI-D 18+1P MALE 6FT BLACK , ROHS453030300370R HRN ASSY 2x4P to 8P 200mm UL1571#28,ROH430300801680R HRN ASSY 2x4P 55mm UL1571#28,ROHS 430300801670R...
  • Page 49 05. Spare parts List (Continue) V Series Spare parts Item Description OEM Part No P/N:8191F641A12 PCBA,I/F BOARD(EMEA,W/SPK)LE19F6-410,ROH 791401301403R PCBA,P/I BOARD,W/SPK,LE19F6-410,ROHS 791401401401R PCBA,KEYPAD BOARD,LE9D0-612 ROHS 791401500000R PWRCORD 16A/250V BLK 6FT VDE/KTL H05VV-F 453070801190R CABLE,D-SUB 15P MALE 6FT BLACK/BLUE, ROH 453010100380R CABLE AUDIO 1P 6FT BLACK/GREEN CP03B06P0453030300120R HRN ASSY 2x4P to 8P 200mm UL1571#28,ROHS 430300801680R HRN ASSY 2x4P 75mm UL1571#28,ROHS 430300801800R...

  • Page 50: Schematics And Layouts

    06 Schematics and Layouts 6.1 Inverter PWM circuit...
  • Page 51 6.2 Switching Mode Power Supply circuit...

  • Page 52: Assembly And Disassembly

    7.0 Assembly and Disassembly Sequence Item Photo Procedures Description (1).Take panel out of box and place it on the foam. (2).Tear open the PE bag and put it in LCP 19" the designated carton. 631102091100 HSD190MEN3- Place panel (3).Place panel on the foam like the A00(A)(HANNST attached picture.
  • Page 53 Assembly and Disassembly (continue) 1.Reverse the panel by 180 degree,put the surface of panel upsides and insert front bezel in the panel. 2.Reverse the panel by 180 degree using both hands,put the surface of panel downsides and make sure FFC interface ASSY, Assemble is closer to operator.
  • Page 54 Assembly and Disassembly (continue) PCBA,P/I Insert powerboard into the designated Fix chassis 791401401401 BOARD,W/SPK, location of chassis ,like the attached &poweboard LE19F6- Picture 410,ROHS PCBA,I/F Connect Connent powerboard with the relevant 791401301403 BOARD(EMEA, mainboard&po PIN in the mainboard like the attached W/SPK)LE19F6- werboard Picture...
  • Page 55 Assembly and Disassembly (continue) MylarLocation For B193 model , pls add 1pcs Mylar to Twist PCBA the chassis for to shelter from the hole in 505040209000 the chassis before twist the second screw(B193) screw, pls refer to the picture Twist screw for...
  • Page 56 Assembly and Disassembly (continue) ASSY,CHASSIS Thread lamp wire into the relevant hole of 701000009402 ,V,W/ AUDIO Fix chassis chassis like the attached Picture ,LE19F6 1.Tear off the adhensive tape of FFC wire; 2.Insert FFC wire into the interface of Insert FFC panel cable 3.Put FFC wire in order and paste them...
  • Page 57 Assembly and Disassembly (continue) 1)Insert 4pcs light wire into the relevant position Insert light wire 2) put the balance light wire to the position as picture Fix the speaker into the two immobile Fix speaker location on the chassis as picture cabel 1)Insert keypad wire into the relevant PIN in the keypad...
  • Page 58 Twist speaker sequence as picture 6,Zn-Cc BACK 501020220000 COVER,ALL,BL Check if back cover is fixed properly Fix back cover ACK,INL V5 ,LE19D1 SCREW,F,CRO Use 4pcs screw fix stand on the back of 509216608110 SS,M4*8,Zn, assemble like attached Picture ROHS(NYLOK,3 stand(B193)
  • Page 59 Assembly and Disassembly (continue) SCREW,F,CRO Use 4pcs screw fix stand on the back of 509216608110 SS,M4*8,Zn, assemble like attached Picture ROHS(NYLOK,3 stand(V193) (1)Release monitor to the packing line (2)Put monitor into carton like the Packing attached picture...

This manual is also suitable for:

V193