Acer X191W Service Manual Download Page 3

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Conventions

The following conventions are used in this manual:

Screen messages

Denotes actual messages that appear on
screen

Note

Gives bits and pieces of additional information
related to the current topic.

Warning

Alerts you to any damage that might result
from doing or not doing specific actions.

Caution

Gives precautionary measures to avoid
possible hardware or software problems.

Important

Reminds you to do specific actions relevant to
the accomplishment of procedures.

Summary of Contents for X191W

Page 1: ... 1 Acer X191W Service Guide Service guide files and updates are available on the CSD web for more information Please refer to http csd acer com tw ...

Page 2: ...ect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor of its dealer assumes the entire cost of all necessary servicing repair and any...

Page 3: ... bits and pieces of additional information related to the current topic Warning Alerts you to any damage that might result from doing or not doing specific actions Caution Gives precautionary measures to avoid possible hardware or software problems Important Reminds you to do specific actions relevant to the accomplishment of procedures ...

Page 4: ...l NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 please not WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the printe...

Page 5: ...ceiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technician for help NOTICE 1 The changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the ...

Page 6: ...any z The monitor is equipped with a three pronged grounded plug a plug with a third grounding pin This plug will fit only into a grounded power outlet as a safety feature If your outlet does not accommodate the three wire plug have an electrician install the correct outlet or use an adapter to ground the appliance safely Do not defeat the safety purpose of the grounded plug z Unplug the unit duri...

Page 7: ...ay find slightly uneven brightness in the screen depending on the desktop pattern you use z The LCD screen has effective pixels of 99 99 or more It may include blemishes of 0 01 or less such as a missing pixel or a pixel lit all of the time z Due to the nature of the LCD screen an afterimage of the previous screen may remain after switching the image when the same image is displayed for hours In t...

Page 8: ...ONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 26 Chapter 3 MACHINE ASSEMBLY 31 Chapter 4 TROBLE SHOOTING 42 Chapter 5 CONNECTOR INFORMATION 45 Chapter 6 FRU LIST 48 Chapter 7 SCHEMATIC DIAGRAM 52 Chapter 8 POWER BOARD INFORMATION 60 ...

Page 9: ...Frequency 56 75HZ Display Color 16 7 million Colors Maximum Dot Clock 135MHz Max Resolution 1440X900 75HZ Plug Play VESA FPMPMI ON Mode 45W EPA ENERGY STAY OFF Mode 1W Audio output Rated Power 2 0W rms Per channel Input Connector D Sub 15 pin DVI connector on DVI box Input Video Signal Analog 0 7Vp p 75OHM Horizontal 408 24mm Screen Size Active Vertical 255 15mm Power Source 90 264 Vac 47 63HZ Env...

Page 10: ...T Volume Volume AUTO ENTER External Controls Contrast brightness Focus Clock H Position W Position Language OSD Color temperature OSD Position Timeout Auto Config Input Information Reset Exit Regulatory Compliance cUL FCC TUV CE TCO03 ...

Page 11: ... dots 3 175 96 dots 4 064 128 dots H Active us 25 42 720dots 25 422 640 dots 21 164 640 dots 20 317 640 dots H F P us 0 636 18dots 0 636 16 dots 2 116 64 dots 0 762 24 dots f v 70Hz 70 087 60Hz 59 940 66 7 HZ 66 667 72 809Hz V Total ms 14 27 449 lines 16 683 525 lines 15 000 525 lines 13 735 520 lines V Sync ms 0 064 2 lines 0 064 2 lines 0 086 3 lines 0 079 3 lines V B P ms 1 112 35 lines 1 049 3...

Page 12: ...ines V F P ms 0 027 1 line 0 03 1 line 0 026 1 line 0 021 1 line SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 9 10 11 12 RESOLUTION 800 x 600 832 x 624 1024 x 768 1024 x 768 Dot clock MHz 50 57 283 65 75 f h 48 077kHz 49 72kHz 48 363kHz 56 48kHz H Total us 20 80 1040dots 20 11 1152 dots 20 677 1344 dots 17 71 1328 dots H Sync us 2 400 120 dots 1 12 64 dots 2 092 136 dots 1 81 136 dots H B P us 1 280...

Page 13: ... lines V F P ms 0 02 1 lines 0 016 1 line 0 013 1 lines 0 015 1 lines SYNC H V SEP SYNC Y Y Y Y MODE NO 17 18 19 20 RESOLUTION 1280 x 960 1280 x 720 1280 x 768 1280 x 768 Dot clock MHz 108 74 481 79 5 102 25 f h 60 000 KHz 44 760KHz 47 776KHz 60 289KHz H Total us 16 667 1800dots 22 341 1664dots 20 931 1664dots 16 587 1696dots H Sync us 1 037 112 dots 1 826 136 dots 1 61 128 dots 1 252 128 dots H B...

Page 14: ...48 dots H F P us 0 749 64 dots 0 751 80 dots 0 702 96 dots 0 474 16 dots f v 60 015Hz 59 887Hz 74 984Hz 60 Hz V Total ms 16 662 795 lines 16 698 934 lines 13 336 942 lines 16 667 517 lines V Sync ms 0 126 6 lines 0 107 6 lines 0 085 6 lines 0 258 8 lines V B P ms 0 377 18 lines 0 447 25 lines 0 467 33 lines 0 741 23 lines V Active ms 16 097 768 lines 16 09 900 lines 12 741 900 lines 15 474 480 lin...

Page 15: ...318MHz P00 ON OFF LCD TFT Module LVB1M Inverter G GPIO_P23 SDI SOGIN DDCROM_SDA RIN VDDC LVA3M P13 LVB0M LVACKP P07 Q5 VCC3 3 V SYNC SOG POWER SDA LVBCKM P14 SDI LVB2P LC U3 PWM0 LVBCKP P02 VCTRL LC TSUM56AK LF 1 VCC3 3 AVDD_ADC RESET LC DDCA_SCL VCC3 3 SW BOARD Scaler BRIGHTNESS ADJ LVB1P LVA0P DDCA_SDA 12V P01 SCL SCK SCK B VCC3 3 LVB3P GIN 5V AP1117ELA P26 CE LVA1P XIN U5 R VDDCTRL_2 LEFT DDC S...

Page 16: ...MAIN BOARD PCB CONDUCTOR VIEW ...

Page 17: ......

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Page 21: ... 16 BUTTON BOARD ...

Page 22: ... 16 16 16 POWER BOARD ...

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Page 25: ...to view OSD Press again to exit a selection in OSD 3 UP PLUS If OSD is active press to select or adjust OSD options If OSD is inactive press once then press the buttons marked or to adjust the volume 4 DOWN MINUS If OSD is active press to select or adjust OSD options If OSD is inactive press once then press the buttons marked or to adjust the volume 5 AUTO If OSD is active press to enter a selecti...

Page 26: ...r and sharp Clock If there are any vertical stripes seen on the background of the screen this renders them less noticeable by minimizing their size It also changes the size of the horizontal screen H Position This adjusts the horizontal screen position V Position This adjusts the vertical screen position Color temp There are three ways of adjusting color Warm Reddish white Cool Bluish white User Y...

Page 27: ...This shows brief information on the screen Setting Language Select the OSD menu language from English French German Italian Spanish Simplified Chinese Traditional Chinese Japanese and Russian OSD H Position OSD V Position OSD Time out This changes the position of the OSD window on the screen and staying time ...

Page 28: ...lay DDC2B feature This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD It allows the monitor to inform the host system of its identity and depending on the level of DDC used communicate additional information about its display capabilities The communication channel is defined in two levels DDC2B System in power off mode Dark System in power saving mode Amber Sys...

Page 29: ...sumption After the video input signal is restored full power is restored and the display is automatically redrawn The appearance is similar to a Screen Saver feature except the display is completely off The display is restored by pressing a key on the keyboard or clicking the mouse USING THE RIGHT POWER CORD The accessory power cord for the Northern American region is the wallet plug with NEMA 5 1...

Page 30: ...OTE 1 The screws for the different components vary in size During the disassembly process group the screws with the corresponding to avoid mismatch when putting back the components 2 Note The monitor surface is susceptible to scratching Therefore lay the monitor on a soft surface when mounting or removing the base 3 Wear gloves Front View unit mm ...

Page 31: ... 24 Bottom View Side View ...

Page 32: ...ING AND PUT IT TO PRODUCTION LINE CHECKING THE MAIN BOARD AND PUT IT TO PRODUCTION LINE GET THE LVDS CABLE AND INSERT IT TO THE SINK OF MAIN BOARD GET BUTTON CABLE AND INSET IT TO THE SINK OF MAIN BOARD PUT THE MAIN BOARD INTO THE PCB SHIELDING AND SETTLE THE BUTTON CABLE Assembly process ...

Page 33: ...URE SHOW AFTER FINISHED ABOVE STEPS PUT THE POWER BOARD TO THE PRODUCTION LINE CONNECT THE MAIN BOARD AND POWER BOARD AND PUT THEM IN TO THE PCB SHIELDING PUT THE SPRING TO THE DVI SINK OF THE PCB SHIELDING LOCKUP THE LOCATION OF POWER BOARD BY A SCREW M4 8 B AS LEFT PICTURE SHOW LOCKUP THE LOCATION OF POWER BOARD BY THREE SCREWS F3 6 T AS LEFT PICTURE SHOW ...

Page 34: ...T THE MYLAR CARD AND INSERT IT TO THE SHIELDING PUT THE SHIELDING ON FRONT OF PRODUCTION LINE GET THE PANEL AND TEAR OFF THE GOOEY TURE OVER THE LCD AND TEAR OFF THE GOOEY TEAR OFF THE PLASTIC FILM AND CHECKING IF ANY SPOT AND SCRAPE STICK ON THE PLASTIC FILM BY GOOEY TURE OVER THE LCD ...

Page 35: ...0 I GET THE RIGHT BRACKET AND LOCKUP THE PANEL WITH TWO SCREWS M3 0 3 0 I TURN OVER THE LCD AND TEAR OFF THE PLASTIC FILM GET THE FRONT BEZEL AND CHECKING PUT THE BEZEL TO PANEL AND STICK THE PLASTIC FILM ON THE BEZEL SCAN THE CODE OF FLOW CARD AND POWER BOARD LOCK UP THE RIGHT SIDE OF BEZEL WITH THREE SCREWS M3 3 I AS LEFT PICTURE SHOW ...

Page 36: ... UP THE LEFT SIDE OF BEZEL WITH THREE SCREWS PUT THE SHIELDING ON THE LEFT AND RIGHT BRACKET INSERT THE LCD CABLE TO THE SINK OF LCD STICK ON LCD CABLE WITH 1 PCS GOOEY SETTLE THE CABLE OF SHILDING LOCK UP THE SHIELDING WITH FOUR SCREWS M3 0 4 0 B ...

Page 37: ...O THE BEZEL INSERT THE UPSIDE LAMP CABLE TO THE POWER BOARD SETTLE THE CABLE OF BUTTON BOARD AND STICK ON THE LOCATION OF BUTTON CABLE WITH 1 PCS AL FOIL LOCK UP THE VGA OF MAIN BOARD WITH TWO IO NUT LOCK UP THE DVI OF MAIN BOARD WITH TWO IO NUT INSERT THE DOWNSIDE LAMP CABLE TO THE POWER BOARD ...

Page 38: ...ICTURE SHOW CHECKING THE SHIELDING BEZEL BRACKET BUTTON BOARD IO NUT WHETHER NOT LOCK UP CHECKING BUTTON BOARD SPEAKER CABLE WHETHER NOT INSERTING CHECKING AL FOIL WHETHER NOT SETTLE CHECKING THE SPRING WHETHER UNSTUCK CHECKING THE LOCATION OF GOOEY CHECKING THE CABLE WHETHER SETTLED CHECKING THE MARK OF AL FOIL ...

Page 39: ... PCS CODE FROM FLOW CARD AND STICK IT ON THE REAR COVER LOCK UP THE BEZEL AND REAR COVER WITH TWO SCREWS F3 0 8 B AS LEFT PICTURE SHOW CHECKING THE STAND THEN PUT IT TO PRODUCTION LINE CHECKING THE SCREWS OF REAR COVER WHETHER UNSTUCK LOCK UP THE STAND WITH FOUR SCREWS M4 0 10 B INSERT THE VGA CABLE TO THE VGA CONNECTOR PUT THE BASE TO THE LCD ...

Page 40: ...CABLE AND STAND UP THE LCD TEAR OFF THE PE BAG INSERT THE POWER CABLE TO THE SINK STICK 1 PCS CODE ON THE BOTTOM OF RIGHTSIDE CHECKING THE GAP S SPEC BETWEEN BEZEL AND PANEL STICK GOOEY ON THE PLASTIC FILM OF LCD ...

Page 41: ...r Board NO Check D23 1 8V U3 out 3 3V Change Q8 D23 U3 D21 NO Check Short Of Main Board No Yes Check X1 14 318MHz NO Change X1 or U4 Yes Check U5 Pin 6 7 Clock NO Change U5 or U4 RUN Software ISP Change U5 Yes Check U6 Pin 5 6 Clock Change U6 NO Check Bottom Board Chapter 4 ...

Page 42: ...Missing Color Check VGA Cable Yes Change Cable NO Check R1 R5 R10 Change R1 R5 R10 U2 NO Yes Check CN7 LVDS Signal NO Change U4 or CN7 Cable or Panel Yes Check OSD R G B Gain NO Adjustment R G B Color Change Panel Yes ...

Page 43: ...3 Always show NO SIGNEL NO SIGNEL Check VGA Cable Yes Change Cable NO VGA Check L5 R13 R15 R16 Change R13 R15 L5 R16 C11 C12 NO Change U4 Yes ...

Page 44: ...Information Phone jack stereo PIN1 AC power cord CEE22 typed connector PIN2 Audio cable PIN3 Audio Line in receptacle Video signal connector 15P Mini D Sub connector x 1 CN6 DB15HD 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 ...

Page 45: ...I optional PIN Assignment 15 pin mini D Sub connector The PIN assignment of the 15 pin mini D SUB connector cable is as follows PIN Signal 1 Red 2 Green 3 Blue 4 No Pin 5 Ground 6 Ground Red 7 Ground Green 8 Ground Blue 9 5 V for DDC 10 Ground 11 Ground 12 SDA DDC Data 13 H Sync 14 V Sync 15 SCL DDC Clock ...

Page 46: ...a2 2 TMDS data2 3 TMDS data2 shield 4 NC 5 NC 6 DDC clock 7 DDC data 8 Not connected 9 TMDS data1 10 TMDS data1 11 TMDS data1 shield 12 NC 13 NC 14 5V 15 Ground return for 5 V and H V sync 16 Hot plug detect 17 TMDS data0 18 TMDS data0 19 TMDS data0 shield 20 NC 21 NC 22 TMDS clock shield 23 TMDS clock 24 TMDS clock ...

Page 47: ...om tw spl For whatever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED CERVICE PROVIDERS your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts repair and service of customer machines NOTE To...

Page 48: ......

Page 49: ...P GP 4 12 DN006316046 SPK ASSY L9ZC 5U X06316N 010 2W 2 1 13 EBWBTB01018 BUTTON WBTB 1 14 23L7TBBB001 L7TB BUTTON B ASSY 1 15 DDL7TBBU000 CABLE MB BUTTON 1 16 FAW9TB02012 LCD BKT R W9TB 1 17 DDM0TWLC010 CABLE LVDS 1 18 FCL9TB01018 POWER MYLAR L9TB 1 19 MF30060TJB2 SCREW F3 0 6 0 T MC GP 6 20 MM40080BBW1 SCREW M4 0 8 0 B NI WASHER 1 21 AS05B510031 ADP INV EADP 45AF BL 90 264V GP 1 22 21L9F0MB0H6 L9...

Page 50: ...list Above picture show the description of the following component Item Description Part No 1 Back Cover 25L7TBLC000 3 4 5 Picture 51 26L7TBSA001 34L7TBLB002 38L9TBBS000 MM40080BBW1 Stand Bezel Base Screw 2 ...

Page 51: ... RX3 13 5V 14 GND 15 HP 16 RX0 17 RX0 18 GND 19 RX5 20 RX5 21 GND 22 RXC 23 RXC 24 26 25 CN3 DVI D CN3 DVI D 1 2 3 D10 DAN217K NC D10 DAN217K NC C95 0 1uF 6 NC C95 0 1uF 6 NC C86 0 1uF 6 NC C86 0 1uF 6 NC R25 100 6 R25 100 6 1 2 3 D11 DAN217K NC D11 DAN217K NC R12 100 6 1 R12 100 6 1 R120 220 6 NC R120 220 6 NC R106 10K 6 NC R106 10K 6 NC R30 10 6 R30 10 6 C92 0 1uF 6 NC C92 0 1uF 6 NC 2 1 D13 Z5 ...

Page 52: ... 0 1uF 6 R75 100 6 C37 0 1uF 6 CN5 NC 1 2 3 4 C44 0 1uF 6 L13 1K 6 1 1 2 C100 0 1uF 6 R73 10K 6 C56 22pF 6 D31 DAN217K NC 1 2 3 R55 NC C36 0 1uF 6 C62 0 1uF 6 C34 10uF 50V L10 1K 6 1 1 2 FB1 CX201209813 CN6 1 2 3 4 5 6 7 8 9 10 R109 10K 6 FB2 CX201209813 R58 10K 6 Q6 PMBS3906 FB4 CX201209813 U4 TSUM56AK LF RIN0P 59 GIN0P 56 SOGIN0 57 BIN0P 54 RIN0N 58 GIN0N 55 BIN0N 53 HSYNC0 63 VSYNC0 64 REXT 51 ...

Page 53: ...117ELA TO223 R43 2K 6 R43 2K 6 C B E Q5 CHT2907APT Q5 CHT2907APT R49 2K 6 R49 2K 6 R48 47 6 R48 47 6 R100 0 6 R100 0 6 C18 1uF 8 C18 1uF 8 L9 CX121A50006 1206 L9 CX121A50006 1206 R50 100 6 1 R50 100 6 1 R32 10K 6 R32 10K 6 C99 0 1uF NC C99 0 1uF NC C31 330uF 16V C31 330uF 16V C14 0 1uF 6 C14 0 1uF 6 R96 0 6 NC R96 0 6 NC C24 1uF 8 NC C24 1uF 8 NC D22 BAT54C GS08 D22 BAT54C GS08 C B E Q8 CHT2907APT...

Page 54: ...ent Number Rev Date Sheet of W9TB TSUM56AK LF 1 C3A PANEL PROJECT NAME W9TB B 7 8 Tuesday July 25 2006 Title Size Document Number Rev Date Sheet of W9TB TSUM56AK LF 1 C3A PANEL PROJECT NAME W9TB B 7 8 Tuesday July 25 2006 E 1 S 1 2 3 C B 2 G 3 D 2006 03 14 ADD FFC FPE Connector C76 330uF 16V C76 330uF 16V 1 2 3 4 6 8 10 12 14 16 18 20 22 24 26 28 30 7 9 11 13 15 17 19 21 23 25 27 29 5 GND 31 GND 3...

Page 55: ...R94 10K 6 R94 10K 6 AR13 10K 6 AR13 10K 6 AR12 10K 6 AR12 10K 6 AC2 0 1uF 6 AC2 0 1uF 6 AC3 330uF 16V AC3 330uF 16V AC10 0 1uF 6 AC10 0 1uF 6 AR4 4 7K 6 AR4 4 7K 6 AC1 1uF 8 AC1 1uF 8 1 2 3 4 ACN1 ACN1 AQ3 PMBS3906 AQ3 PMBS3906 AR2 10K 6 AR2 10K 6 AR11 6K8 6 AR11 6K8 6 AR5 2K 6 AR5 2K 6 AC11 330uF 16V AC11 330uF 16V R93 10K 6 R93 10K 6 AC9 330uF 16V AC9 330uF 16V AR3 1K 6 AR3 1K 6 AR10 10K 6 AR10 ...

Page 56: ...8 Monday October 31 2005 Title Size Document Number Rev Date Sheet of L7TB L9TB L0TB WDTB Key Board A2A Key Board PROJECT NAME W9TB A 2 8 Monday October 31 2005 POWER MENU AUTO RIGHT LEFT AMBER GREEN SW1 TOUCH SWITCH 4P SW1 TOUCH SWITCH 4P 1 2 3 LD1 LED Dual LD1 LED Dual SW5 TOUCH SWITCH 4P SW5 TOUCH SWITCH 4P 1 2 3 4 5 6 7 8 CN8 JST 8Pin PH2 0mm H CN8 JST 8Pin PH2 0mm H 1 2 3 LD2 LED Dual LD2 LED...

Page 57: ... 3 G2 4 D1 8 D1 7 D2 6 D2 5 U2 C30 R11 BRC 9 BRS 10 DBRT 11 ABRT 12 ENSYNC 13 LOK 14 PRR 15 BTR 16 SI 1 LI 2 LV 3 COMP 4 AG 5 FT 6 LCS 7 LCC 8 UGR 17 OUTR 18 VCCR 19 LGR 20 PRL 22 PGR 21 PGL 28 LGL 27 VCCL 26 OUTL 25 UGL 24 BTL 23 U1 R9 R10 C6 IC_VCC IC_VCC R17 G D S Q2 C23 D14 C19 C20 R28 R29 R22 R30 R31 R23 R32 R33 R24 LI LI LI FB4 FB3 FB2 C14 FB1 C15 C16 C17 LV1 LV2 LV3 LV4 C22 R18 R7 1 2 CN1 L...

Page 58: ...C120 C123 ZD120 5 2V 3 0A 5 2V D240 R240 C240 C241 L240 C242 RTN 9 10 ZD121 11 12 F101 CX101 CY101 VA101 1 4 2 3 LF102 TH101 3 2 4 1 BD101 L N FG CN100 R101 CY102 R102 1 4 2 3 LF101 R241 ZD260 R264 C243 C264 C235 R235 C244 R113 CY104 ZD110 F260 F240 1 2 SW101 2 TILE FSP043 2PI02S OPEN FRAME Date 1 Mar 2006 File C Documents and Settings alexlu 43 2PI2SA0 ddb Documents 43 2PI2A0S Sch 桌面 PCB File 43 ...

Page 59: ...XGA M190PW01 V 0 FOR ACER GP 6 5 mA 1 When the lamp current value is 7 5MA the jumper should be done as the picture left show When the lamp current value is 6 5MA the jumper should be done as the picture left show When the lamp current value is 7 0MA the jumper should be done as the picture left show ...

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