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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 X171 Dual

Page 1: ... 1 Acer X171 Dual Service Guide Service guide files and updates are available on the CSD web for more information Please refer to http csd acer com tw 100 Recycled Paper ...

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: ...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 printed ...

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: ...NITOR FEATURE 9 Chapter 2 OPERATING INSTRUCTION 17 Chapter 3 MACHINE ASSEMBLY 22 Chapter 4 TROUBLE SHOOTING 33 Chapter 5 CONNECTOR INFORMATION 36 Chapter 6 FRU LIST 38 Chapter 7 SCHEMATIC DIAGRAM 39 Chapter 8 POWER BOARD INFORMATION 46 ...

Page 9: ...2 typ Contrast Ratio 450 1 AUO EG01 VC 8ms typ 700 1 AUO EG01 VA 8ms typ 700 1 LG panel 8ms typ 700 1 CPT 8ms typ LCD Panel Response time AUO VC AUO VA LG 8ms CPT 6ms typ Video R G B Analog Separate Sync H V TTL H Frequency 31 81KHZ Input V Frequency 56 75HZ Display Color 16 2 million Colors Maximum Dot Clock 135MHz Max Resolution 1280x1024 75HZ Plug Play VESA DDC2B ON Mode 36W EPA ENERGY STAY OFF...

Page 10: ... 4 0 5 5Kg Dimension 375 5 x 382 0 x 190 6 mm W x H x D Switch Power Switch MENU EXIT 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 ISO13406 2 TIMINGS The product has 26 memory modes in total 16 modes are preset and 10 ...

Page 11: ...8 480 lines V F P ms 0 384 12 lines 0 317 10 lines 0 086 3 lines 0 237 9 lines SYNC H V POLARITY Or SEP SYNC Y Y Y Y MODE NO 5 6 7 8 RESOLUTION 640 x 480 800 x 600 800 x 600 800 x 600 Dot clock MHz 31 5 36 40 49 5 f h 37 500kHz 35 16kHz 37 879kHz 46 875kHz H Total us 26 667 840 dots 28 44 1024 dots 26 40 1056 dots 21 333 1056dots H Sync us 2 032 64 dots 2 00 72 dots 3 200 128 dots 1 616 80 dots H ...

Page 12: ...s 0 770 37 line 0 02 1 line 0 062 3 lines 0 05 3 lines SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 13 14 15 16 RESOLUTION 1024 x 768 1280 x 1024 1280 x 1024 1152 x 864 Dot clock MHz 78 75 108 135 108 f h 60 02kHz 63 981kHz 79 976KHz 67 5 KHz H Total us 16 66 1312 dots 15 630 1688 dots 12 504 1688 dots 14 815 1600 dots H Sync us 1 22 96 dots 1 037 112 dots 1 067 144 dots 1 185 128 dots H B P us 2 23...

Page 13: ... 13 A H Total O V Total B H Sync width P V Sync width C H Back porch Q V Back porch D H Video width R V Video width E H Front porch S V Front porch MONITOR BLOCK DIAGRAM ...

Page 14: ... 14 PCB CONDUCTOR VIEW Main Board ...

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Page 17: ...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 18: ...ool Bluish white User You can adjust the colors red green and blue to the intensity you desire Focus This removes any horizontal distortion and makes the picture clear 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 horizont...

Page 19: ...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 20: ...ities 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 The DDC2B is a bi directional data channel based on the I2 C protocol The host can request EDID information over the DDC2B channel Sy...

Page 21: ...stored 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 15 style and is UL listed and CSA labeled The voltage rating for th...

Page 22: ... 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 Real View Top View ...

Page 23: ... Exploded View Assembly process Picture Description 1 GET PCB SHIELD AND PUT IT IN THE MIDDLE OF CONVEYER 1 GET M B AND LCD CABLE THEN INSERT LCD CABLE IN M B CONNECTOR 2 GET BUTTON CABLE THEN INSERT IT INTO M B CONNECTOR 1 ...

Page 24: ...F JP10 AT 2 GET AGGLUTINANT TO CONNECT THE JUMPER AND POWER B 3 MARK DOT IN THE PANE MARK OF POWER B AS PICTURE SHOWS 1 INSERT SPEAKER CABLE IN M B CONNECTOR 2 GET M B AND ASSEMBLE IT WITH POWER B THEN ASSEMBLE THEM IN PCB SHIELD 5 Jumper value set as 7 5mA 2 1 ...

Page 25: ... AND FASTEN 1 PCS SCREW M 3 6 T 2 FASTEN 1 PCS SCREW M 3 6 T IN M B 3 GET THE SHIELD AT FRONTAGE OF THE CONVEYER 1 GET THE SHIELD AT FRONTAGE OF THE CONVEYER 2 GET PANEL AND PUT IT ON THE CONVEYER THEN TEAR OFF THE INCOMING TAPE 1 UNCOVER PANEL PROTECTIVE FILM AND INSPECT IF PANEL IS DIRTY OR SCRATCHED 2 PASTE TYPE ON THE PROTECTIVE FILM TO FASTEN IT ...

Page 26: ... OFF 1 PCS S N FROM TRAVEL CARD AND PASTE IT ON THE PANEL BACK THEN SCAN S N AND PANEL CODE 2 GET LEFT BKT AND LOCK 2 PCS SCREW M3 5 I TO FASTEN IT AND PANEL 1 GET RIGHT BKT AND LOCK 2 PCS SCREW M3 5 I TO FASTEN IT AND PANEL 2 TURN LCD AND TEAR OFF PROTECTIVE FILM ...

Page 27: ...EL ON PANEL THEN PASTE TYPE TO FASTEN PROTECTIVE FILM ON THE BEZEL 3 TURN LCD 1 SCAN S N AND POWER CODE 2 FASTEN BKT AND BEZEL IN THE RIGHT SIDE WITH SCREW 3 PCS 1 SCAN S N AND M B CODE 2 FASTEN BKT AND BEZEL IN THE LEFT SIDE WITH SCREW 3 PCS 3 TURN LCD 1 2 ...

Page 28: ...CK 1 PCS RUBBER AT THE APPOINTED PLACE 1 GET SHIELD ON THE BKT R L 2 INSERT LCD CABLE INTO PANEL CONNECTOR 3 STICK 1 PCS YELLOW TAPE TO FASTEN LCD CABLE 4 TRIM WIRES AND ASSEMBLE SHIELDING IN RIGHT POSITION 1 LOCK 4 PCS SCREW M3 6 T TO FASTEN PCB SHIELD ...

Page 29: ...INTED PLACE 3 INSERT NETHER CCFT CABLE IN INVERTER CABLE 1 FASTEN 2 PCS IO NUT IN THE VGA JOINT 2 FASTEN 2 PCS IO NUT IN THE M B JOINT 3 INSERT CCFT CABLE IN POWER B 1 STICK AL FOIL AT THE APPOINTED PLACE TO FASTEN THE CABLE 2 STICK 2 PCS AL FOIL AT THE APPOINTED PLACE ...

Page 30: ...E 2 STICK 2 PCS AL FOIL AT CCFT 1 CHECK THE Q TY AND LOCATION OF AL FOIL 1 GET LCD COVER AND INSPECT ITS APPEARANCE 2 ASSEMBLE LCD COVER TO BEZEL 3 STICK 1 PCS TAPE AT THE APPOINTED PLACE 1 FETCH TRAVEL CARD TEAR OFF 1 PCS APPOINTED S N FROM TRAVEL ...

Page 31: ...NECK AND INSPECT IF IT IS DIRTY AND SCRATCHED THEN PUT IT IN THE CONVEYER 1 AT FIRST CHECK IF 2 PCS SCREW IN THE COVER IS LOST 2 LOCK 4 PCS SCREW M4 10 B TO FASTEN STAND NECK 1 INSERT VGA CABLE INTO VGA CONNECTOR AND INSERT POWER CORD INTO POWER CONNECTOR 2 GET BASE FIXTRUE AND ASSEMBLE IT TO STAND NECK ...

Page 32: ... 32 1 INSERT DVI CABLE INTO DVI CONNECTOR AND INSERT POWER CORD INTO POWER CONNECTOR 2 STAND UP THE MONITOR AND STICK TRAVALCARD AT LEFT DOWNSIDE OF MONITOR ...

Page 33: ... 33 Chapter 4 TROUBLE SHOOTING ...

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Page 36: ...IN2 Audio cable PIN3 Audio Line in receptacle 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 37: ...ata2 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 38: ...m 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 39: ... 39 Chapter 7 SCHEMATIC DIAGRAM Main Board Circuit ...

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Page 46: ... POWER BOARD CURRENT SET INFORMAITON When the lamp current value is 6 5mA the jumper should be done as the picture left shows When the lamp current value is 7 0mA the jumper should be done as the picture left shows ...

Page 47: ... 47 When the lamp current value is 7 5mA the jumper should be done as the picture left shows ...

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