User Manual
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TABLE OF CONTENTS Special notes on LCD monitors 1 Information for your safety and comfort 2 Unpacking 5 Attaching/Removing the base 6 Screen position adjustment 6 Connecting the power cord 7 Safety precaution 7 Cleaning your monitor 7 Power saving 8 DDC 8 Connector Pin Assignment 9 Standard Timing Table 11 Installation 12 User controls 13 Troubleshooting 19
TABLE OF CONTENTS Special notes on LCD monitors 1 Information for your safety and comfort 2 Unpacking 5 Attaching/Removing the base 6 Screen position adjustment 6 Connecting the power cord 7 Safety precaution 7 Cleaning your monitor 7 Power saving 8 DDC 8 Connector Pin Assignment 9 Standard Timing Table 11 Installation 12 User controls 13 Troubleshooting 19
User Manual
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... use. In this case, the screen is displayed for hours. 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 LCD screen, an afterimage of the previous screen may remain after switching the image, when...to make sure the flicker disappears. · You may find slightly uneven brightness on the screen depending on the desktop pattern you use. · The LCD screen has effective pixels of the fluorescent light, the screen may include blemishes of 0.01% or less such as a missing pixel or a pixel lit...
... use. In this case, the screen is displayed for hours. 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 LCD screen, an afterimage of the previous screen may remain after switching the image, when...to make sure the flicker disappears. · You may find slightly uneven brightness on the screen depending on the desktop pattern you use. · The LCD screen has effective pixels of the fluorescent light, the screen may include blemishes of 0.01% or less such as a missing pixel or a pixel lit...
User Manual
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... Do not attempt to service this product from staying too long in front of the monitor, using a footrest, or raising your leg muscles EN-3 LCD Pixel Statement The LCD unit is damaged, cut or frayed • liquid was spilled into the product • the product was exposed to rain or water •...
... Do not attempt to service this product from staying too long in front of the monitor, using a footrest, or raising your leg muscles EN-3 LCD Pixel Statement The LCD unit is damaged, cut or frayed • liquid was spilled into the product • the product was exposed to rain or water •...
User Manual
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UNPACKING Please check the following items are present when you unpack the box, and save the packing materials in case you will need to ship or transport the monitor in future. · LCD Monitor · AC Power Cord · D-Sub Cable (Optional) · DVI Cable (Optional) · Audio Cable (Optional) · User Manual · Quick Start Guide EN-5
UNPACKING Please check the following items are present when you unpack the box, and save the packing materials in case you will need to ship or transport the monitor in future. · LCD Monitor · AC Power Cord · D-Sub Cable (Optional) · DVI Cable (Optional) · Audio Cable (Optional) · User Manual · Quick Start Guide EN-5
User Manual
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... to adjust the picture quality, OSD position and general settings. For advanced settings, please refer to following content is for adjusting the settings of your LCD Monitor. Actual product specifications may vary. EN-15 Adjusting the OSD settings Note: The following page: Adjusting the picture quality 1 Press the MENU key to...
... to adjust the picture quality, OSD position and general settings. For advanced settings, please refer to following content is for adjusting the settings of your LCD Monitor. Actual product specifications may vary. EN-15 Adjusting the OSD settings Note: The following page: Adjusting the picture quality 1 Press the MENU key to...
User Manual
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EN-18 Then the basic information of LCD monitor will show up the OSD. 2 Using the / keys, select Information from the OSD. Product information 1 Press the MENU key to bring up for current input.
EN-18 Then the basic information of LCD monitor will show up the OSD. 2 Using the / keys, select Information from the OSD. Product information 1 Press the MENU key to bring up for current input.
User Manual
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... monitor. small or too large in display · Using OSD, in compliance which may be causing the input signal frequency mismatch. TROUBLESHOOTING Before sending your LCD monitor for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or powering OFF the monitor. shift, or...
... monitor. small or too large in display · Using OSD, in compliance which may be causing the input signal frequency mismatch. TROUBLESHOOTING Before sending your LCD monitor for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or powering OFF the monitor. shift, or...
User Manual
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... substances by conformity with the following harmonized standards: -. EN55022, AS/NZS CISPR22 Class B. -. EN55024 -. Easy Lai /Manager Regulation, Acer Inc. Feb. 26, 2010 Date Year to establishing a framework for the setting of ecodesign requirements for energy-related product... SA Via Cantonale, Centro Galleria 2 6928 Manno Switzerland Hereby declare that: Product: Trade Name: Model Number: SKU Number: LCD Monitor Acer A231H A231H xxxxxx ((("x" = 0~9, a ~ z, A ~ Z or B lank) Is compliant with the essential requirements and other relevant provisions of the following EC directives...
... substances by conformity with the following harmonized standards: -. EN55022, AS/NZS CISPR22 Class B. -. EN55024 -. Easy Lai /Manager Regulation, Acer Inc. Feb. 26, 2010 Date Year to establishing a framework for the setting of ecodesign requirements for energy-related product... SA Via Cantonale, Centro Galleria 2 6928 Manno Switzerland Hereby declare that: Product: Trade Name: Model Number: SKU Number: LCD Monitor Acer A231H A231H xxxxxx ((("x" = 0~9, a ~ z, A ~ Z or B lank) Is compliant with the essential requirements and other relevant provisions of the following EC directives...
User Manual
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... interference that may not cause harmful interference, and (2) this declaration: Product Name: LCD Monitor Main Model Number: A231H Series Model Number: Name of Responsible Party: A231H xxxxxx (""" x" === 0~~~ 9, a~~~ z, A~~~ Z or Blank) Acer America Corporation Address of the FCC Rules. S. San Jose, CA 95110 U. www.acer.com Federal Communications Commission Declaration of Conformity This device complies with Part...
... interference that may not cause harmful interference, and (2) this declaration: Product Name: LCD Monitor Main Model Number: A231H Series Model Number: Name of Responsible Party: A231H xxxxxx (""" x" === 0~~~ 9, a~~~ z, A~~~ Z or Blank) Acer America Corporation Address of the FCC Rules. S. San Jose, CA 95110 U. www.acer.com Federal Communications Commission Declaration of Conformity This device complies with Part...
Service Guide
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... may cause damage to the monitor as well as to the user. Before replacing any of this manual carefully. z Do not remove the monitor cabinet. Acer Important Safety Notice Acer -LCD-A231H 1. Safety precautions This monitor is damaged.
... may cause damage to the monitor as well as to the user. Before replacing any of this manual carefully. z Do not remove the monitor cabinet. Acer Important Safety Notice Acer -LCD-A231H 1. Safety precautions This monitor is damaged.
Service Guide
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The monitors shall automatically to display lower resolution video modes into 1920x1080 full screen display. Acer 1. General: 01 Product Specification Acer -LCD-A231H Acer A231H is designed with LVDS interface and VGA/DVI-D/HDMI(option) input, it featured with VESA, DPMS VESA DDC/CI YES English, Deutsch, Español ...
The monitors shall automatically to display lower resolution video modes into 1920x1080 full screen display. Acer 1. General: 01 Product Specification Acer -LCD-A231H Acer A231H is designed with LVDS interface and VGA/DVI-D/HDMI(option) input, it featured with VESA, DPMS VESA DDC/CI YES English, Deutsch, Español ...
Service Guide
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...%R.H.(2hrs)-> -30°C/ No R.H.(12hrs).-> +41°C/ 90% R.H.(12hrs)->+65°C/ 10% R.H.(12 Hrs)->+25°C/ 50% R.H.(2hr) Max. Acer 1.2 Accessories Items Description Option VGA cable 1.8m µ DVI cable 1.8m µ Acer -LCD-A231H Audio cable 1.8m µ User's manual Multi µ Warranty card Multi µ Quick-start Guide Multi µ 2. High Temperature...
...%R.H.(2hrs)-> -30°C/ No R.H.(12hrs).-> +41°C/ 90% R.H.(12hrs)->+65°C/ 10% R.H.(12 Hrs)->+25°C/ 50% R.H.(2hr) Max. Acer 1.2 Accessories Items Description Option VGA cable 1.8m µ DVI cable 1.8m µ Acer -LCD-A231H Audio cable 1.8m µ User's manual Multi µ Warranty card Multi µ Quick-start Guide Multi µ 2. High Temperature...
Service Guide
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Display an all WHITE field at mid Brightness and Contrast settings. Acer 2.2 Safety, EMC, Ergonomics and Compatibility Requirements EMC Safety Acer -LCD-A231H EMC&Safety Ergonomics Compatibility Power Management Windows 95/98/Me/2000/XP/VISTA/7 Energy Star 5.0 2.3 Electrostatic Discharge Requirements Item Condition Spec Contact discharge: 4KV Electrostatic ...
Display an all WHITE field at mid Brightness and Contrast settings. Acer 2.2 Safety, EMC, Ergonomics and Compatibility Requirements EMC Safety Acer -LCD-A231H EMC&Safety Ergonomics Compatibility Power Management Windows 95/98/Me/2000/XP/VISTA/7 Energy Star 5.0 2.3 Electrostatic Discharge Requirements Item Condition Spec Contact discharge: 4KV Electrostatic ...
Service Guide
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... 10 minutes at least after the latest test. Electrical and Optical Characteristics and Performance 3.1 Main Power Supply 3.1.1 Input characteristics Acer -LCD-A231H Items Condition Spec Note AC Input Voltage range Universal input full range 90~264Vac AC Input Voltage rating Universal input full range...max) 35A (max) 240Vac,cold star,25°C 70A(max) AC-DC power Efficiency DC output full loading ≥80% Note2. Acer 3. See Note2 3.1.2 Output characteristics Items Condition Spec Note Ripple and Noise +25V output +5V output Before each test, the buck capacitor ...
... 10 minutes at least after the latest test. Electrical and Optical Characteristics and Performance 3.1 Main Power Supply 3.1.1 Input characteristics Acer -LCD-A231H Items Condition Spec Note AC Input Voltage range Universal input full range 90~264Vac AC Input Voltage rating Universal input full range...max) 35A (max) 240Vac,cold star,25°C 70A(max) AC-DC power Efficiency DC output full loading ≥80% Note2. Acer 3. See Note2 3.1.2 Output characteristics Items Condition Spec Note Ripple and Noise +25V output +5V output Before each test, the buck capacitor ...
Service Guide
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... Panel: LTM230HT02 Items Lamp Input Voltage Input current On/Off switch level Brightness PWM Duty (ACM Off) Brightness PWM Duty (ACM On) CCFL operating Voltage Acer -LCD-A231H V-sync on on ) -0.3v ≤ V off ≤ 0.8 V (off -- Video active blanked blanked blanked -- Power ≤55W < 1W < 1W < 1W < 1W LED Blue Amber Amber Amber...
... Panel: LTM230HT02 Items Lamp Input Voltage Input current On/Off switch level Brightness PWM Duty (ACM Off) Brightness PWM Duty (ACM On) CCFL operating Voltage Acer -LCD-A231H V-sync on on ) -0.3v ≤ V off ≤ 0.8 V (off -- Video active blanked blanked blanked -- Power ≤55W < 1W < 1W < 1W < 1W LED Blue Amber Amber Amber...
Service Guide
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... value) Mode Cool Warm User 9300K 6500K Chromaticity Coordinate x y 0.283 ± 0.030 0.297 ± 0.030 0.313 ± 0.030 0.329 ± 0.030 Panel While x Panel While y Acer Acer -LCD-A231H 3.3 Brightness output The test to Sec 3.3. (Brightness and contrast are under the following standard conditions unless otherwise noted.
... value) Mode Cool Warm User 9300K 6500K Chromaticity Coordinate x y 0.283 ± 0.030 0.297 ± 0.030 0.313 ± 0.030 0.329 ± 0.030 Panel While x Panel While y Acer Acer -LCD-A231H 3.3 Brightness output The test to Sec 3.3. (Brightness and contrast are under the following standard conditions unless otherwise noted.
Service Guide
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Acer -LCD-A231H Min. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input Voltage: 100~240VAC 4.1.2 AC Input Current: 1.2A @100Vac, 0.6A @240Vac 4.1.3 AC Frequency Range: 50~60Hz 4.2 Audio ... Data1 shield Pin Symbol 11 Cable detect 12 TMDS Clock13 CEC 14 N/C 15 SCL luminance of of nine nine points points (backlight) (backlight) 75% 4. Acer 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. luminance Max.
Acer -LCD-A231H Min. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input Voltage: 100~240VAC 4.1.2 AC Input Current: 1.2A @100Vac, 0.6A @240Vac 4.1.3 AC Frequency Range: 50~60Hz 4.2 Audio ... Data1 shield Pin Symbol 11 Cable detect 12 TMDS Clock13 CEC 14 N/C 15 SCL luminance of of nine nine points points (backlight) (backlight) 75% 4. Acer 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. luminance Max.
Service Guide
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... for more detail 3. Each frequency of Power Macintosh and Sun Ultra is a reference value Non-interlace signals only (An interlace signal cannot be display) 2. Acer 4.5.2 Signal SPEC: Acer -LCD-A231H Items Condition Specification Analog RGB signal Sync H-Sync Frequency V-Sync Frequency Input impedance =75 Ohm Input impedance Ú1k Ohm 0.7Vp-p TTL level, Separate...
... for more detail 3. Each frequency of Power Macintosh and Sun Ultra is a reference value Non-interlace signals only (An interlace signal cannot be display) 2. Acer 4.5.2 Signal SPEC: Acer -LCD-A231H Items Condition Specification Analog RGB signal Sync H-Sync Frequency V-Sync Frequency Input impedance =75 Ohm Input impedance Ú1k Ohm 0.7Vp-p TTL level, Separate...
Service Guide
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Acer 4.7 HDMI timing table(For HDMI Module) For DVD Player Input, Attached timing is supported : Mode VGA NTSC (480i) 4:3 NTSC (480i) 16:9 NTSC (480p) 4:3 NTSC (480p) ....5 15.73 15.73 31.47 31.47 15.63 31.27 31.27 37.5 44.96 28.125 33.72 56.250 67.50 Acer -LCD-A231H V sync Hz 60 60 60 60 60 50 50 50 50 60 50 60 50 60
Acer 4.7 HDMI timing table(For HDMI Module) For DVD Player Input, Attached timing is supported : Mode VGA NTSC (480i) 4:3 NTSC (480i) 16:9 NTSC (480p) 4:3 NTSC (480p) ....5 15.73 15.73 31.47 31.47 15.63 31.27 31.27 37.5 44.96 28.125 33.72 56.250 67.50 Acer -LCD-A231H V sync Hz 60 60 60 60 60 50 50 50 50 60 50 60 50 60