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Acer AL1713bm Service Manual

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Acer AL1713
Service Guide
Service guide files and updates are available
on the CSD web, for more information,
Please refer to http://csd.acer.com.tw

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  • Page 1 Acer AL1713 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 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, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software.
  • Page 3 Conventions The following conventions are used in this manual Screen Messages NOTE WARNING CAUTION IMPORTANT Denotes actual messages that appear on screen Give 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 Guide. For ACER-AUTHORIZED SERVICE PROVIEDERS, 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 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: Special Notes On Lcd Monitors

    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: Table Of Contents

    Table of Contents Monitor Features ... 7 FACTORY PRESET TIMING TABLE ... 8 Monitor Block Diagram ... 9 MAIN BOARD DIAGRAM ... 10 Software Flow Chart ... 11 MONITOR INTERFACE BOARD PCB LAYOUT... 12 FRONT BEZEL ... 14 BACK VIEW... 15 OPERATION INSTRUCTIONS...
  • Page 8: Monitor Features

    Monitor Features LCD Panel Size Pixel pitch Viewable angle Brightness Contrast Ratio Response Time Signal Video Separate Sync. H-Frequency V-Frequency Display Color Max Pixel Clock Max. Resolution Plug & Play EPA ENGERGY STAR ON MODE OFF MODE Audio Output Input Connector Input Video Signal Maximum Screen Size Horizontal...
  • Page 9: Factory Preset Timing Table

    External Controls Regulatory Compliance FACTORY PRESET TIMING TABLE Standard SVGA SXGA Switch Power Switch Menu > < Auto/Exit Function Contrast/Brightness Phase/Clock H. Position/ V. Position Color (Warm, Cool, User) Language OSD (H. Position, V. Position, Timeout) Auto Config Information Reset Exit UL, CSA, TUS+GS, CG, PSB, B-MARK, PSE, Ergo, FCC, BSMI, VCCI, C-Tick, TCO99, CCC, WHQL...
  • Page 10: Monitor Block Diagram

    Monitor Block Diagram The LCD Monitor contains an interface board, and inverter/power board, keypad board and flat panel. In Inverter/power board, power section supplies +12V & +5V for Inverter and Interface board used. The inverter section drives the backlight of panel and the DC-DC conversion. Inverter/power board (Including: AC/DC Power supply and...
  • Page 11: Main Board Diagram

    MAIN BOARD DIAGRAM OSD Control (CN201) (U300) LCD Interface (CON501) Scalar gmZAN3-L (Include ADC, PLL, OSD, LVDS transmitter) (U401) Hsync Vsync D-Sub Connector CON301 SCL_VGA SDA_VGA EEPROM 24C02 (U300) MCU SM59264 (U402) EEPROM 24C08 or 24C04 (U201)
  • Page 12: Software Flow Chart

    Software Flow Chart ACER 17” flow chart item description: MCU initialize. Is the EEProm blank? Program the EEProm by default values. Get the user value and mode setting from EEProm. Are the factory key pressed? Enter factory mode. Check the analog port, are there any signal coming? Display “No Signal”...
  • Page 13: Monitor Interface Board Pcb Layout

    MONITOR INTERFACE BOARD PCB LAYOUT...
  • Page 14 Symbol U301 U401 U402 U403 U701 U801 U802 X401 CN201 CN301 CN401 CN601 CN701 CN702 CN801 Component S524A40X21/BR24C02F-WE2/AT24C02/HT24LC02 gm2121 (SMD PQFP208) Flash Memory 1M W39F010-70/A290011TL-70/S29C51001T-90J EEPROM S524A60X81/HT24LC04 Audio AMP IC LM4843MH Regulator SMD TO-263 AP1086K33A/LM1117S3.3/FAN1086M33X Regulator SMD TO-252 SP1117D25A/LM1117DT-2.5 Crystal 14.318MHz S8B-ZR (connect I/F and keypad) D-SUB 15PIN connector S4BPH-J...
  • Page 15: Front Bezel

    FRONT BEZEL ITEM DESCRIPTION Power Tack Switch Menu/Enter > (Up) < (Down) Auto/Exit...
  • Page 16: Back View

    BACK VIEW ITEM DESCRIPTION Three-pronged power cord VGA Cable with blue connector compliance with PC99 Audio cable...
  • Page 17: Operation Instructions

    OPERATION INSTRUCTIONS Press the power button to turn the monitor on or off. The other control buttons are located on the front of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. The power cord should be connected. Connect the video cable from the monitor to the VGA Card.
  • Page 18 NOTES Do not install the monitor in a location near heat sources such as radiators or air ducts, or in a place subject to direct sunlight, or excessive dust or mechanical vibration or shock. Save the original shipping carton and packing materials, as they will come in handy if you ever have to ship your monitor.
  • Page 19: Adjusting The Monitor

    ADJUSTING THE MONITOR 1.) Main OSD Menu a. Outline b. Description for OSD Main Sub Menu Sub Menu Menu Icon Item Contrast Brightness Phase Clock H. Position V. Position Description Icon Contrast from digital register Backlight Adjustment Adjust picture phase to reduce horizontal line noise Adjust picture clock to reduce vertical line noise...
  • Page 20 Warm Recall warm color temp. from EEPROM Cool Recall cool color temp. from EEPROM User/Red Red gain from digital register User/Green Green gain from digital register User/Blue Blue gain from digital register English Set OSD language to English 繁體中文 Set OSD language to Traditional Chinese Deutsch Set OSD language to German...
  • Page 21 2) HOT-KEY MENU a. Outline b. Hot key Description Item Operation Audio When the OSD is closed, press left or right button will be volume Hot-key Function 3) OSD MESSAGE a. Outline b. OSD Message Description Item No Signal When LCD Monitor power on, but video cable is not connected, will show this message, then enter power saving.
  • Page 22: Plug And Play

    HOW TO OPTIMIZE THE DOS-MODE PLUG AND PLAY Plug & Play DDC1/2B Feature This monitor is equipped with VESA DDC1/2B capabilities according to the VESA DDC STANDARD. It allows the monitor to inform the host system its identity and, depending on the level of DDC used, communicate additional information about its display capabilities.
  • Page 23: Machine Assembly

    MACHINE ASSEMBLY This chapter contains step-by-step procedures on how to assemble the monitor for maintenance and troubleshooting. NOTE: 1. The screws for the different components vary in size. During the disassembly process, collect the screws with the corresponding components to avoid mismatch when putting back the components. 2.
  • Page 24 Chassis*1 Control board*1 (PW3x6,M,ZN-CC)*2 Gasket(20x10x3mm)*4 CPT Panel*1 (PW3x6,M,ZN-CC)*8 Cord keep*2 Cable ties*1 FFC(30pin)*1 TAPE,3M#5491(19x60mm)*1 POW/INV board*1 (PW3x6,MΔ,S-TITE,ZN)*3 (B/BW4x6,M,ZN)*2 EMI shield*1 (PW3x6,MΔ,S-TITE,ZN)*5 Out port (PW3x6,MΔ,S-TITE,ZN)*3 (F3x8, MΔ,S-TITE, NI)*2 Interface board*1 (PW3x6,MΔ,S-TITE,ZN)*3 (Bolt,#4-40,NI)*2 Mounting bracket (F4x6,M,ZN)*4 Hinge L*1 Hinge R*1 (F4x6,M,ZN)*4...
  • Page 25 Back cover*1 (B3x8,T6,black)*2 Speaker L*1 Speaker R*1 (B3x8,T6,black)*4 Arm Stand*1 (P/2FW4x22,M,ZN)*4 Rubber*4 Base cover*1 Stand plate*1 (F3x8,T6,ZN)*6...
  • Page 26 Hinge Cover Front Bezel *1 Button *1 Indicator *1...
  • Page 27: Troutroubleshooting

    TROUBLESHOOTING 1. Common Acknowledge If you change the M/B, Please re-do “DDC” programmed &”Auto Color balance” If Replace “Power & Inverter board” only, please re-do “Auto color balance”. If you adjust clock and phase, please do it at condition of Windows shut down pattern. If you confirm the R.G.B.
  • Page 28 Power LED Amber Is Power LED Amber? Do the Hsync. & Vsync. Signals exist in CN301 #13& #14 separately? Do the Hsync. & Vsync. Signals exist in R304 & R305? Do the Hsync. & Vsync. Signals exist in U401 #101 & #100? Is the frequency 14.318MHz at #102 of U401? Change U401...
  • Page 29 2.3 No picture & Backlight on Change FL301, FL302 & FL303 Change X401? No picture & Backlight on Touch OSD Menu Button, Does OSD display? Are there R.G..B signal in U401 #135, #131 #127? Is there clock signal in U401 #102? Check DC 5V OF CN601#1,#2,#3 Are there data out...
  • Page 30 2.4 At 16-gray scale pattern, color lost in some scale 2.5 If brightness uniform, change Inverter or Panel. 2.6 If you find the vertical line on the screen, please change panel. Color lost in some scale at 16-gray scale pattern Re-insert the FFC Cable Change FFC Cable Change M/B...
  • Page 31 3. QPI PCBA Troubleshooting Is there DC12V & DC5V at #6 & #8 of CN852? Is the voltage at C854 in the range of 127V~339V? Is the voltage at #3 of U850 16V? Is the voltage at #6 of U850 0.8V? Is the voltage at #6 of T850 38V?
  • Page 32 3.2 Backlight can’t be turned on No Raster LED Green Backlight cannot be turned on. Is the voltage 12V at CN852#6? Check U1 Pin6 Voltage Check U1 Pin1 Voltage is high Check T1 or T2 Pin6 and Pin7 Open or Short Change T1 or T2 is 5V Check R1...
  • Page 33: Connector Information

    CONNECTOR INFORMATION VGA Connector (D-Sub 15pin) Pin Assignments Symbol Green Blue N.C. Symbol Red_GND Green_GND Blue_GND PC+5V N.C. Chapter 5 Symbol N.C. DDC_SDA HSYNC VSYNC DDC_SCL...
  • Page 34: Fru (Field Replaceable Unit) List

    (http://aicsl.acer.com.tw/spl/). For whatever reasons a part number change is made, it will not be noted in the printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
  • Page 35 Exploded Diagram Designation Identification No. Bezel,Front,White 501010202200 Bezel,Front,Black 501010202201 Bezel,Front,White 501010202210 Bezel,Front,Black 501010202211 Cover,Back,White 501020201400 Cover,Back,Black 501020201401 Cover,Back,White 501020201410 Cover,Back,Black 501020201411 Button 501030200700 Lens 501120300200 Cover,Hinge,White 501020201500 Cover,Hinge,Black 501020201501 Cover,Arm,White 501020201900 Cover,Arm,Black 501020201901 Cover,Base,White 501020201600 Cover,Base,Black 501020201601 Chassis 502090100600 Pocket,I/O 502160200100 Pocket,I/O 502160200110...
  • Page 36: Part List

    PART LIST Picture Part Name Front Bezel White front bezel w/SPK White front bezel w/o SPK Black front bezel w SPK Black front bezel w/o SPK Button Function Key ABS+PC Indicator LENS Hinge Cover Cover Hinge White Cover Hinge Black Base Cover Cover Base White Cover Base Black...
  • Page 37 EMI Shield Interface Board POW/INV Board w/ 12pin wire Keypad board Out Port Panel Cord Keep Gasket Chassis Hinge L Hinge R HRN 5P 180mm Shield interface PCBA Interface board w/ audio PCBA Interface board w/o audio PCBA PWR/INV board PCBA Control board w/SPK PCBA Control board w/o SPK Pocket I/O W/SPK...
  • Page 38 HRN 8P 240mm HRN ASS’Y 8P 240mm UL1007#24 Base Screw Screw F Cross T-3*8 Zn Inverter Board Screw C Cross M3*6 S-TITE Screw (Small) Inverter Board Screw B Cross M4*6 Zn Screw (Big) Interface Board Screw C Cross M3*6 S-TITE Screw 430300800020 509212308100...
  • Page 39: Shematic Diagram

    Chapter 7 SHEMATIC DIAGRAM Keypad Diagram...
  • Page 40 Interface Board Schematic...
  • Page 46 POW/INV Board Schematic...

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