Acer AL1714 Manuale Utente

Acer AL1714 Service Guide Service guide files and updates are available on the CSD web : for more information, Please refer

Note (1) Definition of Viewing Angle (θx, θy): 12 o’clock direction θy+ = 90º 6 o’clock θy- = 90º θx- θx+ θy- θy+ x- y+y- x+ θX- = 9

Note (3) Definition of Response Time (TR, TF): TR TFGray Level 0 Gray Level 255 Gray Level 255 100%90%10%0%Optical Response Time Note

1.4 Connector Pin Assignment 1.4.1 D-sub mini 15pin Connector Pin No. Pin Function Pin No. Pin Function 1 Red video input 9 NC 2 Green vid

OPERATING INSTRUCTIONS Chapter 2 2.1 Function Names 2.1.1 Front No. Name Descriptions 1 Power Switch Power On/Of

2.1.2 Back No. Name Descriptions 8 AUDIO-IN d=3.5mm stereo mini Jack (AL1714m/ AL1714bm) 9 VGA-IN D-sub mini 15pin Connector

2.2 OSD Menu Description 1. Power : Press this key to control power ON/OFF of the Monitor. Green: Power is on and normal . Orange Sleep status in t

2.3 OSD Operation  Click MENU to display the OSD window as shown in the following figure.  Click < or > to select the function to be adj

2.4 OSD function definition Primary Directory Symbol Secondary Directory Symbol Secondary Directory ItemsDescription Contrast Adjust the contrast b

N/A Restore Restore to factory settings N/A Exit Close the OSD window and save changes.        2.5 Plug and Play The product provides

MACHINE DISASSEMBLY AND ASSEMBLY 3.1 Disassembly Procedures Chapter 3 Picture Description Push the hooks and stand bottom away Remove Hinge Cove

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Loose and remove 4 screws Loose and remove 5 screws Remove the Cover of X-PCB Remove 4 pieces of Backlight wires. Loose and remove 4 screws Rem

Loose and remove 1 screw Remove AD PCBA Disassembly PCBA complete. Lift up LCD module and remove bezel. Remove FFC. Separate both Audio Cable.

3.2 Assembly Procedures Place OSD PCBA. Fasten 2 screws Insert Audit Cable to connectors of OSD PCBA Bezel assembly complete. Insert FFC.

Insert new AD PCBA Insert 3 pieces of FFC to AD PCBA . Insert new Power PCBA Fasten 4 fixed screws of Power PCBA Insert 4 pieces of Backlight

Place Rear Cover Join hooks of Rear Cover with Bezel Fasten 5 screws Place Stand Assy. Fasten 6 screws Insert Stand Cover Have the hook latch

Troubleshooting Chapter 4 4.1 Abnormal Display Troubleshooting 25

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4.2 Abnormal (ON/OFF, LCD display, Keyboard ) Troubleshooting 27

4.3 Abnormal (BIOS, OSD, Other Display ) Troubleshooting 28

4.4 Audio Abnormal Troubleshooting 29

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Connector Information Chapter 5 5.1 Function block Diagram Audio Speaker Audio In Signal3.3VDVI-D Digital D-sub Analog Video DC-LCD Backli

5.2 Connector Location 31

5.3 Main Board Pin Assignment Introduction 5.3.1 CN1 Pin assignment Pin No. Symbol Description 1 INV_EN Inverter enable 2 INV_ADJ Brightness A

23 VSA DATA IC VOLTAGE 24 VSA DATA IC VOLTAGE 25 VSA DATA IC VOLTAGE 26 GMA5 GAMMA VOLTAGE 27 GMA4 GAMMA VOLTAGE 28 GMA3 GAMMA VOLTAGE 29 GM

17 GND GROUND 18 STB DATA LATCH 19 POL POLARITH INVERTING 20 GND GROUND 21 OR2P ODD PATH RED DATA BIT 22 OR2N ODD PATH RED DATA BIT 23 OR1P

5.3.4 CN5 Pin assignment Pin No. Symbol Description 1 VCM PANEL COMMOM VOLTAGE 2 VCM PANEL COMMOM VOLTAGE 3 GND GROUND 4 REP4 PANEL REPAIR

5.3.5 CN7 Pin assignment Pin No. Symbol Description 1 GND GROUND 2 GND GROUND 3 GND GROUND 4 AUDIO/L- AUDIO OUTPUT 5 AUDIO/L+ AUDIO OUTPUT 6

FRU (Field Replaceable Unit) List Part List Picture Partname Description Vendor Part No. Adapter Adaptor(AC/DC),60W,19V,3.16A,DA-60F19-AB,ASIAN 27

MONITOR CABLE 427C,30AWG,180cm 32F3018001 Picture Partname Description Vendor Part No. STAND BASE ABS,modify,origin 40A1792952 LCD FRONT BEZEL

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Table of Contents Chapter 1 Monitor Features…………………………………………….…. 8 1.1 Test conditions……………………………………….……….… 8 1.2 Features…………………….………………………………….

Monitor Features Chapter 1 1.1 Test Conditions Item Condition Temperature Normal room temperature (25±2℃) Humidity 50±10% AC input voltage 1

1.3.1 Optical Specifications The relative measurement methods of optical characteristics are shown in 4.2. The following items should be measured un