Acer AL1716 Service Manual

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Page 1 Acer AL1716e 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 - 1 -...
Page 2 Copyright Copyright © 2003 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
Page 3 Conventions The following conventions are used in this manual: Screen messages Note Warning Caution Important Denotes actual messages that appear on screen Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions.
Page 4 DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
Page 5 WARNING: (FOR FCC CERTIFIED MODELS) NOTE: this equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
Page 6 PRECAUTIONS Do not use the monitor near water, e.g. near a bathtub, washbowl, kitchen sink, laundry tub, Swimming pool or in a wet basement. Do not place the monitor on an unstable trolley, stand, or table. If the monitor falls, it can injure a person and cause serious damage to the appliance.
Page 7 SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. You may find slightly uneven brightness in the screen depending on the desktop pattern you use.
Page 8: Table Of Contents
Table of contents Chapter 1 MONITOR FEATURE ………………………………………………………….9 Chapter 2 OPERATING INSTRUTION …………………………………………………….16 Chapter 3 MACHINE ASSEMBLY ………………………………………………………. .21 Chapter 4 TROUBLE SHOOTING ………………………………………………………..32 Chapter 5 CONNECTOR INFORMATION ………………………………………………34 Chapter 6 FRU LIST ………………………………………………………………………...35 Chapter 7 SCHEMATIC DIAGRAM ………………………………………………………...36 Chapter 8 POWER BOARD INFORMATION……………………………………………….40 - 8 -...
Page 9: Chapter 1 Monitor Feature
Monitor Feature LCD Panel Input Display Color Maximum Dot Clock ® Max Resolution Plug & Play EPA ENERGY STAY Audio output Input Connector Input Video Signal Screen Size (Active) Power Source Environmental Considerations Weight (N.W.) Dimension Driving system TFT Color LCD Size 17"...
Page 10 Switch External Controls Regulatory Compliance * Power Switch * MENU / EXIT / Volume / Volume * AUTO / ENTER * Contrast/brightness * Focus * Clock * H.Position * W.Position * Language * OSD Color temperature * OSD Position & Timeout * Auto Config * Input * Information...
Page 11 Timings The product has 26 memory modes in total. 16 modes are preset and 10 modes are user definable. MODE NO. RESOLUTION 720 x 400 Dot clock(MHz) 28.321 31.469kHz A ( us ) 31.78(900dots) B ( us ) 3.813(108dots) C ( us ) 1.907(54dots) D ( us ) 25.42(720dots)
Page 12 C ( us ) 3.810 (120 dots) D ( us ) 20.317 (640 dots) E ( us ) 0.508 (6 dots) 75Hz (75) O (ms ) 13.333 (500 lines) P ( ms ) 0.080 (3 lines) Q (ms ) 0.427 (16 lines) R ( ms ) 12.80 (480 lines) S ( ms )
Page 13 MODE NO. RESOLUTION 1024 x 768 Dot clock(MHz) 78.750 60.02kHz A ( us ) 16.66(1312 dots) B ( us ) 1.22 (96 dots) C ( us ) 2.23 (176 dots) D ( us ) 13.00 (1024 dots) E ( us ) 0.20 (16 dots) 75.03Hz O (ms )
Page 14 Monitor Block Diagram - 14 -...
Page 15 PCB CONDUCTOR VIEW Main Board Button Board - 15 -...
Page 16: Chapter 2 Operating Instrution
OPERATING INSTRUCTIONS Front Panel Definition This Section defines the front panel User Interface for Led Indictor and Key function. Key Definition: There are five keys defined in this system and described bellows. External Controls ○ 1 POWER ○ 2 Function ○...
Page 17 OSD Menu Picture Brightness: This adjusts the brightness of the picture on the screen. Contrast: This adjusts dark and light shades of color relative to each other to achieve a comfortable contrast. Color temp. : There are three ways of adjusting color: Warm (Reddish white) Cool (Bluish white) User : You can adjust the colors red, green and blue to the intensity...
Page 18 Option Auto Config. : System runs auto-configuration. Reset: Recall to default settings. Information: 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.
Page 19 LED Definition The system equips one dual color (blue/amber) led to indict system status and defined as bellows : LED Color Blue Amber Dark LOGO : When the monitor is power on, the LOGO will be showed in the center, and disappear slowly. HOW TO OPTIMIZE THE DOS-MODE Plug and play Plug &...
Page 20 THIS MONITOR WILL APPEAR TO BE NON-FUNCTIONAL IF THERE IS NO VIDEO INPUT SIGNAL. IN ORDER FOR THIS MONITOR TO OPERATE PROPERLY, THERE MUST BE A VIDEO INPUT SIGNAL. This monitor meets the Green monitor standards as set by the Video Electronics Standards Association(VESA) and/or the United States Environmental Protection Agency (EPA) and The Swedish Confederation Employees (NUTEK).
Page 21: Chapter 3 Machine Assembly
Machine assembly This chapter contains step-by-step procedures on how to assemble the monitor for maintenance and trouble shooting NOTE : 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.
Page 22 Real View : Top View : - 22 -...
Page 23 Side View : ( unit : mm ) Assembly process Picture Description 1. [GET PCB SHIELD AND PUT IT IN THE MIDDLE OF CONVEYER] 2 [GET M/B AND LCD CABLE,THEN INSERT LCD CABLE IN M/B CONNECTOR] 3 [GET BUTTON CABLE,THEN INSERT IT IN M/B CONNECTOR] 4 [ PUT M/B IN THE CONVEYER] - 23 -...
Page 24 1. [GET POWER/B] 2. [INSERT JUMPER IN THE APPOINTED PLACE OF JP10 AT POWER/B] 3. 3[GET AGGLUTINANT TO CONNECT THE JUMPER AND POWER/B] 4 [MARK DOT IN THE PANE MARK OF POWER/B AS PICTURE SHOWS] 5 [ASSEMBLE POWER/B THAT IS OK IN THE SHIELDING] 1.
Page 25 1 [FASTEN 1*PCS SCREW(M3.5*8-B) IN THE APPOINTED PLACE OF POWER/B] 2 [GET POWER/B MYLAR,TEAR OFF BACK TYPE AND STICK ON THE APPOINTED PLACE] 3 [GET BUTTON CABLE THROUGH THE APPOINTED HOLE] 1 [MOVE PCB SHIELD TO THE FRONT OF CONVEYER] 2 [GET PANEL AND PUT IT ON THE CONVEYER, THEN TEAR OFF THE INCOMING TAPE]...
Page 26 1. [UNCOVER PANEL PROTECTIVE FILM AND INSPECT IF PANEL IS DIRTY OR SCRATCHED] 2 [PASTE TYPE ON THE PROTECTIVE FILM TO FASTEN IT] 3 [TURN LCD,TEAR OFF INCOMING TYPE] 1 [GET LEFT BKT , LOCK 2*PCS SCREW TO ON THE PANEL] 1.
Page 27 1 [GET BEZEL AND CHECK ITS APPEARANCE] 2 [ASSEMBLE BEZEL ON PANEL] 3 [STICK TYPE ON PROTECTIVE FILM] 4 [TURN LCD] 5 [FETCH TRAVEL CARD, TEAR OFF 1*PCS APPOINTED S/N FROM TRAVEL CARD AND PASTE IT ON THE RIGHT BKT] 1 [SCAN S/N AND POWER CODE] 2 [FASTEN BKT AND BEZEL IN THE RIGHT SIDE WITH SCREW 3*PCS ]...
Page 28 1 [FASTEN BKT AND BEZEL IN THE RIGHT SIDE WITH SCREW 3*PCS ] 2 . [SCAN S/N AND POWER CODE] 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] [TRIM WIRES AND ASSEMBLE SHIELDING IN RIGHT POSITION]...
Page 29 1. [LOCK 4*PCS SCREW(M3*3-I) TO FASTEN PCB SHIELD] 1 [FETCH BUTTON AND PUT IT IN THE MIDDLE OF CONVEYER] 2 [FASTEN 2*PCS IO-NUT IN THE M/B] 3 [INSERT UPPER CCFT CABLE IN POWER/B] 1 [FETCH BUTTON&ITS CABLE,THEN ASSEMBLE THEM] 2 [ASSEMBLE BUTTON/B AND BEZEL] 3 [LOCK 3*PCS SCREW(F3*8-I) TO FASTEN BUTTON/B ON THE...
Page 30 1. [PASTE YELLOW TAPE TO FASTEN BUTTON/B CABLE] 2[INSERT LOWER CCFT CABLE IN POWER/B] 3 [STICK 1*PCS AL FOIL TO COVER UPPER CCFT CABLE] 1 [GET LCD COVER AND INSPECT ITS APPEARANCE] 2 [ASSEMBLE LCD COVER TO BEZEL] 1. [FETCH TRAVEL CARD, TEAR OFF 1*PCS APPOINTED S/N FROM TRAVEL CARD AND PASTE IT ON THE COVER]...
Page 31 FASTEN BEZEL AND LCD COVER] 3. [GET STAND 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*8-B) TO FASTEN STAND NECK] 3 [GET HINGE CAP AND ASSEMBLE IT ONTO HINGE ]...
Page 32: Chapter 4 Trouble Shooting
TROUBLE SHOOTING This chapter provides trouble shooting information forAL1716 1. No Power Check Power Board Output : CN1 Pin5,Pin6= +5V Check Scalar Module Output EC1 =5V? R175 = 3.3V ? R176 = 2.5V ? Check Power Button From Scalar/B(CN6) No Power - 32 - Chapter 4 Change Power Board...
Page 33 2. No Characters , Missing one color Check Inverter From Change Power Board Scaler board OK ? Check or Change Cable Or Panel Change VGA Cable No Characters Missing one color Check CN1 5Vdc Output Check Fuse 1 5Vdc Output Check U1(pin2) 3.3Vdc Output Check U3(pin2)
Page 34: Chapter 5 Connector Information
Connector Information Phonejack stereo PIN1. AC power cord PIN2. Audio cable PIN3. Audio PHONEJACK STEREO Video signal connector 15P Mini D-Sub connector x 1 MNEMO : CEE22 typed connector : Line-in receptacle DB15HD SIGNAL Red Video Green Video Blue Video None Ground(DDC return) Red GND...
Page 35: Chapter 6 Fru List
NOTE: To scrap or to return the defective parts, you should follow the local government ordinance or regulations on how best to dispose it, or follow the rules set by your regional Acer office on how to return it.
Page 36: Chapter 7 Schematic Diagram
Chapter 7 SCHEMATIC DIAGRAM Main Board Circuit - 36 -...
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Page 40: Chapter 8 Power Board Information
Power Board Information Panel P/N AA000170101(AU) AA0170EU015(Samsung) 17" LTM170EU-L21 AAM170EG007(AU) AA170E01044(LG) P/B P/N AS05B312D00 AS05B520207 Description Value 17" M170EG01 REV:V8 7.5mA 6.5mA 17" M170EG01 REV:V6 7.5mA 17" LM170E01-A6 6.5mA Description ADP/INV,FSP043-2PI01 90~264V GP ADP/INV,SLS0532D0248,90~264V,REV1A GP When the lamp current value is 7.5mA, the jumper should be done as the picture left shows - 40 -...

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