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Acer AL1917L
Service Guide
Service guide files and updates are available
on the CSD web: for more information,
Please refer to
http: csd.acer.com.tw
1

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Table of Contents
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Summary of Contents for Acer AL1917L

  • Page 1 Acer AL1917L 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 7: Table Of Contents

    Table of Contents Chapter 1 Monitor Features …………………………………….………. 8 1.1 Test Conditions……………………………………….………… 8 1.2 Features…………………….……………………………….…... 8 1.3 LCD Panel Specification……………………………………... 9 Chapter 2 OPERATING INSTRUCTIONS… …………….………….……14 2.1 Function Name…………………………………………………14 2.2 OSD Menu Description…..……………………………………17 2.3 OSD Control…..………………………………………………...18 2.4 OSD Menu Screen …..……...…………………………………18 2.5 OSD Function Definition ………………………………………19 2.6 Plug and Play……….………………………………………..21 2.7 Power Saver……………………………………………………..21...
  • Page 8: Chapter 1 Monitor Features

    Monitor Features Chapter 1 Test Conditions Item Condition Normal room temperature (25±2℃) Temperature 50±10% Humidity 100V±2V, 120±2V, 60Hz / 240±2V, 50Hz AC input voltage Brightness Maximum with OSD setting Contrast Middle with OSD setting Resolution setting 1280 x 1024 @60HZ With OSD setting.
  • Page 9: Lcd Panel Specification

    1.3 LCD panel Specification General Specifications...
  • Page 10 Electrical Specifications...
  • Page 11 Definition of Viewing Angle (θx, θy): Normal θx = θy = 0º θy- θ θ 12 o’clock direction = 90º θ = 90º θx- θx+ 6 o’clock θ θ = 90º = 90º...
  • Page 12 Definition of Contrast Ratio (CR): The contrast ratio can be calculated by the following expression and figure below. Contrast Ratio (CR) = L255 / L0 L255: Luminance of gray level 255 L 0: Luminance of gray level 0 CR = CR (5) CR (X) is corresponding to the Contrast Ratio of the point X at Figure in Note (5).
  • Page 13 Definition of Response Time (T ) and Measurement Method: Gray Level 255 Gray Level 255 100% Optical Response Gray Level 0 Time (4) Luminance, Chromaticity and CCT Measurement Measurement System Setup: The LCD module should be stabilized at given temperature for 15 minutes to avoid abrupt temperature change during measuring.
  • Page 14: Chapter 2 Operating Instructions

    OPERATING INSTRUCTIONS Chapter 2 2.1 Function Name Front 2.1.1...
  • Page 15 Back 2.1.2...
  • Page 17: Osd Menu Description

    2.2 OSD Menu Description Power On/Off Green indication: Power is on and normal. Power source Orange indication: Sleep status in the energy-saving mode. Colorless indication: Power off. Menu OSD Menu Press this button to enter OSD. Press it again to exit OSD. Press this button for selection or adjustment when OSD is >...
  • Page 18: Osd Control

    2.3 OSD Control 1. Click MENU to display the OSD window as shown in the following figure. 2. Click < or > to select the function to be adjusted as shown in the following figure. 3. Click the MENU to select the function to be adjusted. 4.
  • Page 19: Osd Function Definition

    Bright/Contrast Adjustment Phase/Clock Pulse Adjustment Horizontal/Vertical Adjustment Color Temp. Adjustment Language Selection OSD Setting Input Selection Message Restore Exit (Digital) 2.5 OSD Function Definition...
  • Page 20 Primary Secondary Secondary Description Directory Directory Directory Items Symbol Symbol Adjust the contrast between the foreground and Contrast background of an image on the screen Brightness Adjust the background brightness of the screen Adjust the focus of the image (for analog input Phase adjustment only) Adjust the clock pulse of the image (for analog input...
  • Page 21: Plug And Play

    2.6 Plug and Play The new VESA Plug and Play function is used which eliminates the complicated and time-consuming installation process. You can use the Plug and Play system without encountering usual installation problems. Your computer system can easily identify and automatically adjust the monitor. The LCD Monitor uses Display Data Channel (DDC) to send Extended Display Identification Data (EDID) to the computer system, so the computer system can be set to monitor auto adjust.
  • Page 22: Chapter 3 Machine Disassembly And Assembly

    MACHINE DISASSEMBLY Chapter 3 AND ASSEMBLY 3.1 Disassembly Procedures Picture Description Push the hooks and stand bottom away Remove Hinge Cover Loosen and remove 4 screws remove Stand Assay Loose and remove 5 screws. Separate Bezel hooks to take Bezel and Rear Cover Apart.
  • Page 23 Remove FFC Lift up LCD module and remove bezel. Loose and remove 2 screws Remove and lift up Cover AD. Loose and remove 2 screws. Loose and remove 4 screws. Loose and remove 2 screws then remove the PCBA Cover. Remove 3 pieces of FFC to AD PCBA.
  • Page 24 Loose and remove 4 screws Remove Lips Board. Remove signal cable. Loose and remove 4 screws. Remove FFC and AD PCBA. Completed Separate both Audio Cables. Take OSD PCBA apart...
  • Page 25: Machine Assembly

    3.2 Assembly Procedures Place OSD PCBA. Insert Audit Cable to connectors of OSD PCBA Place LCD module Insert new AD PCBA and FFC. Fasten 4 fixed screws of AD PCBA Insert signal cable. Insert new Lips Board Fasten 4 fixed screws of Lips Board...
  • Page 26 Insert 3 pieces of FFC to AD PCBA. Fasten 2 screws . Fasten 4 screws . Fasten 2 screws . Join hooks of Cover AD with Bezel Fasten 2 screws Place LCD module to LCD Bezel. Insert a piece of FFC to OSD Board...
  • Page 27 Join hooks of Rear Cover with Bezel and place Stand Assay. Fasten 5 screws Fasten 4 screws Insert Stand Cover Have the hook latched...
  • Page 28: Chapter 4 Troubleshooting

    Troubleshooting Chapter 4 4.1 Abnormal Display Troubleshooting...
  • Page 30: Abnormal (On/Off, Lcd Display, K/B) Troubleshooting

    4.2 Abnormal (ON/OFF, LCD display, Keyboard ) Troubleshooting...
  • Page 31: Abnormal (Bios, Osd, Other Display) Troubleshooting

    4.3 Abnormal (BIOS, OSD, Other Display ) Troubleshooting...
  • Page 32: Audio Abnormal

    4.4 Audio Abnormal Troubleshooting...
  • Page 33: Chapter 5 Connector Information

    Connector Information Chapter 5 5.1 Function Block Diagram...
  • Page 34: Connector Location

    5.2 D-sub mini 15pin Connector Pin No. Pin Function Pin No. Pin Function Red video input Green video input Ground Blue video input No connection (SDA) Ground Horizontal sync (Composite sync) Red video ground Vertical sync Green video ground (SCL) Blue video ground 5.3 Audio Connector Phone Jack, d=3.5mm...
  • Page 35: Chapter 6 Fru (Field Replaceable Unit)

    FRU (Field Replaceable Unit) List Chapter 6 Part List Picture Part name Description Vendor Part No. FUNCTION PCBA for ,A190E3-E03- BUTTON T,A190E3-E03-H-K1 D006778 BOARD Lips With Audio, ,A,5 V/4 A,13.8 Lips BOARD V0.7 A,2I,120 mA,60 V D011820 Main Board PCBA for,A190E4-E04- H,A190E4-E04-H-S6 D012540 CABLE...
  • Page 36 Picture Part name Description Vendor Part No. STAND Seat Assy,A190E3-H0C,ABS BASE PA-757-J94611B5,BLACK 40-D009751 Bezel Assy,A190E3- FRONT H0C,ABS PA-757- D011830 BEZEL H94628B5,SILVER-FTA9411 LCD BACK Rear,A190E3-H0C,ABS PA- COVER 757-J94611B5,BLACK D011828 LCD STAND Stand Assy,A190E3- 40-D003736 NECK H0C,BLACK Hinge Cover Cover Hinge,A190E3- H0C,ABS PA-757N,Black D003428 PCBA Cover AD Assy,A190E4,Assy...
  • Page 37 The Table of Explosion Diagram...
  • Page 38 Parts Name Q’ty Item 44-D011822 Backlight Unit,A190E4 MJ0E601K01 19",Common BOM(Semi-Product) 41-D008489 Metal Frame Front,M190E6 42A9930014 SCREW,3,P=0.5mm,L=6mm 27-D011820 Lips With Audio, ,A,5 V/4 A,13.8 V0.7 A,2I,120 35-D012540 PCBA for,A190E4-E04-H,A190E4-E04-H-S6 35-D006778 PCBA for A190E3-E03-T,A190E3-E03-H-K1 32-D003231 FFC, 15 Pins 41-D011639 Cover AD Assy 32-D011823 Function Cable, LVDS Panel Cable 950055, 30Pins-30Pins...
  • Page 39 VPLL VDVI VDPLL V33A RA[0..5] RA[0..5] BK1608LL121/RoHS BK1608LL121/RoHS RIN0 RA1P GNDR GNDR RIN0M RA1N 1206/10u/16V/5/RoHS 1206/10u/16V/5/RoHS VGA_5V GIN0 RA2P GNDG 0603/100n/25V/Y/RoHS 0603/100n/25V/Y/RoHS GNDG GIN0M RA2N 0603/100n/25V/Y/RoHS 0603/100n/25V/Y/RoHS DSUB_DET SOGIN0 RA3P DDC_DAT BIN0 RA3N GA[0..5] GNDB DDC_CLK GNDB BIN0M GA[0..5] HSYNC HSYNC HSYNC0 VSYNC...
  • Page 40 V33A 0603/10K/5%/RoHS 0603/10K/5%/RoHS INV_ADJ OPEN/0603/100n/25V/Y/RoHS OPEN/0603/100n/25V/Y/RoHS 2N7002/RoHS 2N7002/RoHS V33A 0603/10K/5%/RoHS 0603/10K/5%/RoHS MUTE1 MUTE1 INV_ON/OFF 0603/100n/25V/Y/RoHS 0603/100n/25V/Y/RoHS 2N7002/RoHS 2N7002/RoHS MUTE HEADER2X8FR2.54 HEADER2X8FR2.54 V5A1 V5A1 VOL_ADJ1 VOL_ADJ1 VOL_ADJ 5.0V AUDIO_FUNCTION FBMJ2125HS420/PbF FBMJ2125HS420/PbF R130 R130 0603/0R/5%/RoHS 0603/0R/5%/RoHS 1206/10u/6.3V/5/RoHS 1206/10u/6.3V/5/RoHS GV476M016S0ANE010/RoHS GV476M016S0ANE010/RoHS 1206/10u/6.3V/5/RoHS 1206/10u/6.3V/5/RoHS AUDIOR- AUDIOR+ AUDIOL-...

Table of Contents