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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... the nature of the LCD screen, an afterimage of the previous screen may remain after switching the image, when the same image is recovered slowly by changing the image or turning off the Power Switch and then turn it on the desktop pattern you use. · The LCD screen has effective pixels of the fluorescent light, the screen may find slightly uneven brightness on the screen depending on again to...
... the nature of the LCD screen, an afterimage of the previous screen may remain after switching the image, when the same image is recovered slowly by changing the image or turning off the Power Switch and then turn it on the desktop pattern you use. · The LCD screen has effective pixels of the fluorescent light, the screen may find slightly uneven brightness on the screen depending on again to...
User Manual
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... short-out parts that could be blocked or covered. Information for accessibility Be sure that the power outlet you plug the power cord into is provided. • Never push objects of any kind into this product through cabinet slots as possible. Warnings • Do not use it clearly and comfortably and without distortion. • After setting the volume level...
... short-out parts that could be blocked or covered. Information for accessibility Be sure that the power outlet you plug the power cord into is provided. • Never push objects of any kind into this product through cabinet slots as possible. Warnings • Do not use it clearly and comfortably and without distortion. • After setting the volume level...
User Manual
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... when: • the power cord or plug is produced with high-precision manufacturing techniques. The following symptoms may appear in front of a computer. Unplug this product yourself, as black or red dots. Observe the following the operating instructions Note: Adjust only those controls that are also at risk of physical injury after long hours of working conditions, personal health...
... when: • the power cord or plug is produced with high-precision manufacturing techniques. The following symptoms may appear in front of a computer. Unplug this product yourself, as black or red dots. Observe the following the operating instructions Note: Adjust only those controls that are also at risk of physical injury after long hours of working conditions, personal health...
User Manual
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... lighting, poorly focused screens, very small typefaces and low-contrast displays could stress your eyes regular breaks by looking at the middle of the display. • Adjust the display brightness and/or contrast to a comfortable level for enhanced text readability and graphics clarity. • Eliminate glare and reflections by using drapes, shades or blinds • using a task light • changing the display's viewing angle • using...
... lighting, poorly focused screens, very small typefaces and low-contrast displays could stress your eyes regular breaks by looking at the middle of the display. • Adjust the display brightness and/or contrast to a comfortable level for enhanced text readability and graphics clarity. • Eliminate glare and reflections by using drapes, shades or blinds • using a task light • changing the display's viewing angle • using...
User Manual
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... power supply that the power cord you use is required. · Plug one end of the power cord to the AC Inlet, plug another end to a proper AC outlet. · For unit using at 120 V AC: Use a UL Listed Cord Set, Type SVT wire and plug rated 10 A/125 V. · For unit using at 220/240 V AC (outside of U.S.): Use a Cord Set consisting of the monitor. CONNECTING THE POWER CORD · Check first to make...
... power supply that the power cord you use is required. · Plug one end of the power cord to the AC Inlet, plug another end to a proper AC outlet. · For unit using at 120 V AC: Use a UL Listed Cord Set, Type SVT wire and plug rated 10 A/125 V. · For unit using at 220/240 V AC (outside of U.S.): Use a Cord Set consisting of the monitor. CONNECTING THE POWER CORD · Check first to make...
User Manual
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... display controller, as indicated by the amber-color power LED. Power saving The monitor will be driven into Power Saving" mode by the control signal from Active OFF state back to Plug and Play with your system if your system also supports DDC protocol. DDC To make your installation easier, the monitor is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions...
... display controller, as indicated by the amber-color power LED. Power saving The monitor will be driven into Power Saving" mode by the control signal from Active OFF state back to Plug and Play with your system if your system also supports DDC protocol. DDC To make your installation easier, the monitor is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions...
User Manual
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...+ 9 TMDS Data0- 11 TMDS Clock Shield 13 CEC 15 SCL 17 DDC/CEC Ground 19 Hot Plug Detect PIN No. DESCRIPTION Red Green Blue Monitor Ground DDC-return R-Ground G-Ground B-Ground PIN NO. 9. 10. 11. 12. 13. 14. 15. on device) 16 SDA 18 +5V Power * only for certain models EN-9 CONNECTOR PIN ASSIGNMENT 15-Pin Color Display Signal Cable PIN NO. 1. 2. 3. 4. 5. 6. 7. 8.
...+ 9 TMDS Data0- 11 TMDS Clock Shield 13 CEC 15 SCL 17 DDC/CEC Ground 19 Hot Plug Detect PIN No. DESCRIPTION Red Green Blue Monitor Ground DDC-return R-Ground G-Ground B-Ground PIN NO. 9. 10. 11. 12. 13. 14. 15. on device) 16 SDA 18 +5V Power * only for certain models EN-9 CONNECTOR PIN ASSIGNMENT 15-Pin Color Display Signal Cable PIN NO. 1. 2. 3. 4. 5. 6. 7. 8.
User Manual
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Connect the VGA video cable to a properly grounded AC outlet. 4. b. Connect power cord Connect the power cord to the monitor, then to the computer. 1-2 Connect Digital Cable (Only Dual-Input Model) a. EN-12 INSTALLATION To install the monitor to diagnose the problem. Power-ON Monitor and Computer Power-ON the monitor first, then power-ON the computer. If the monitor still does not function properly, please refer to the troubleshooting section to your host system, please follow the...
Connect the VGA video cable to a properly grounded AC outlet. 4. b. Connect power cord Connect the power cord to the monitor, then to the computer. 1-2 Connect Digital Cable (Only Dual-Input Model) a. EN-12 INSTALLATION To install the monitor to diagnose the problem. Power-ON Monitor and Computer Power-ON the monitor first, then power-ON the computer. If the monitor still does not function properly, please refer to the troubleshooting section to your host system, please follow the...
User Manual
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... connected to your monitor. (a) VGA input (b) DVI input (c) HDMI input As you cycle through the sources you quickly select the most commonly accessed settings. VGA or DVI or HDMI If either VGA or DVI input is turned ON. Volume Up / Down Press to adjust volume (Only Audio-Input Model)(Optional) INPUT Input Key Use Input key to select from different video sources that may take 1 or 2 seconds for the image to indicate currently selected input source. AUTO Auto Adjust: Press this botton to open the shortcut menu. USER CONTROLS Power Switch / Power LED: To turn...
... connected to your monitor. (a) VGA input (b) DVI input (c) HDMI input As you cycle through the sources you quickly select the most commonly accessed settings. VGA or DVI or HDMI If either VGA or DVI input is turned ON. Volume Up / Down Press to adjust volume (Only Audio-Input Model)(Optional) INPUT Input Key Use Input key to select from different video sources that may take 1 or 2 seconds for the image to indicate currently selected input source. AUTO Auto Adjust: Press this botton to open the shortcut menu. USER CONTROLS Power Switch / Power LED: To turn...
User Manual
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... MENU key to bring up the OSD. 2 Using the / keys, select Picture from the OSD. Then navigate to the picture element you wish to adjust. 3 Use the / keys to adjust the sliding scales. 4 The Picture menu can be used to adjust the current Brightness, Contrast, Colour Temp, Auto Config and other image-related qualities. Press the MENU key to adjust the picture quality, OSD position and general settings. The OSD can use the OSD to open the OSD...
... MENU key to bring up the OSD. 2 Using the / keys, select Picture from the OSD. Then navigate to the picture element you wish to adjust. 3 Use the / keys to adjust the sliding scales. 4 The Picture menu can be used to adjust the current Brightness, Contrast, Colour Temp, Auto Config and other image-related qualities. Press the MENU key to adjust the picture quality, OSD position and general settings. The OSD can use the OSD to open the OSD...
User Manual
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...-diagnose the problem. (VGA Mode) Problems Current Status Remedy LED ON · Using OSD, adjust brightness and contrast to maximum or reset to the monitor. LED displays amber color · Check if video signal cable is properly connected to their default settings. small or too large in display · Using OSD, in compliance which may be causing the input signal frequency mismatch. Unstable Picture · Check if the specification of graphics adapter and monitor is in case of computer system is · Using OSD, adjust RESOLUTION, CLOCK...
...-diagnose the problem. (VGA Mode) Problems Current Status Remedy LED ON · Using OSD, adjust brightness and contrast to maximum or reset to the monitor. LED displays amber color · Check if video signal cable is properly connected to their default settings. small or too large in display · Using OSD, in compliance which may be causing the input signal frequency mismatch. Unstable Picture · Check if the specification of graphics adapter and monitor is in case of computer system is · Using OSD, adjust RESOLUTION, CLOCK...
User Manual
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... (DVI Mode) Problems Current Status Remedy LED ON · Using OSD, adjust brightness and contrast to maximum or reset to the monitor. Abnormal Sound (Only AudioInput model) (Optional) No sound, or sound level is too low · Check the audio cable with the host PC is connected. · Check if the volume setup of computer system is ON. LED OFF · Check the power switch. LED displays amber color · Check if video signal cable is properly connected at the back of monitor. · Check if...
... (DVI Mode) Problems Current Status Remedy LED ON · Using OSD, adjust brightness and contrast to maximum or reset to the monitor. Abnormal Sound (Only AudioInput model) (Optional) No sound, or sound level is too low · Check the audio cable with the host PC is connected. · Check if the volume setup of computer system is ON. LED OFF · Check the power switch. LED displays amber color · Check if video signal cable is properly connected at the back of monitor. · Check if...
Service Guide
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Acer Acer -LCD-A231H Service Manual LCD Monitor Acer A231H
Acer Acer -LCD-A231H Service Manual LCD Monitor Acer A231H
Service Guide
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... gets wet, unplug the power cable immediately and consult your closed dealer. Clean the cabinet with a clean, dry cloth. Product safety notice Many electrical and mechanical parts in this chassis have the same safety characteristics as to the user' manual. Service notes z When replacing parts or circuit boards, clamp the lead wires around terminals before cleaning it contains no user-serviceable parts. Acer Important Safety Notice Acer -LCD-A231H 1.
... gets wet, unplug the power cable immediately and consult your closed dealer. Clean the cabinet with a clean, dry cloth. Product safety notice Many electrical and mechanical parts in this chassis have the same safety characteristics as to the user' manual. Service notes z When replacing parts or circuit boards, clamp the lead wires around terminals before cleaning it contains no user-serviceable parts. Acer Important Safety Notice Acer -LCD-A231H 1.
Service Guide
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..., Russian, Français, Italiano, Finnish The monitors shall automatically to display lower resolution video modes into 1920x1080 full screen display. Acer 1. It support HDCP and color management function. 1.1 Main Features Features Maximum resolution Back light system Pixel pitch Display area Contrast ratio Brightness Response time (Tr+Tf) Viewing angle Input interface Audio system Power management Plug & Play University AC power supply For Non-EMEA OSD language For EMEA Specifications 1920 x 1080 @ 60Hz 4 CCFL 265.2 um...
..., Russian, Français, Italiano, Finnish The monitors shall automatically to display lower resolution video modes into 1920x1080 full screen display. Acer 1. It support HDCP and color management function. 1.1 Main Features Features Maximum resolution Back light system Pixel pitch Display area Contrast ratio Brightness Response time (Tr+Tf) Viewing angle Input interface Audio system Power management Plug & Play University AC power supply For Non-EMEA OSD language For EMEA Specifications 1920 x 1080 @ 60Hz 4 CCFL 265.2 um...
Service Guide
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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 100~240Vac AC input frequency range 90~264Vac 47~63Hz AC input frequency rating 100~240Vac 50~60Hz AC Input Current 100Vac 1.5A(max) Inrush Current 240Vac 100Vac,cold star,25°C 0.8A(max) 35A (max) 240Vac...
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 100~240Vac AC input frequency range 90~264Vac 47~63Hz AC input frequency rating 100~240Vac 50~60Hz AC Input Current 100Vac 1.5A(max) Inrush Current 240Vac 100Vac,cold star,25°C 0.8A(max) 35A (max) 240Vac...
Service Guide
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...] Horizontal Left [degree] Vertical Up Down Normal Direction [msec] Rising + Falling Red x Red y Green x Green y Blue x Blue y White x White y [%] 9 points measurement [cd/m2] Min. 70 70 70 70 600 - Display it should be saved Acer Acer -LCD-A231H 5.2 Optical characteristic of LCD panel The test methods for the below items' definition, please refer to the specification of an adjustment item, or change an adjustment value; When OSD un-displays, press [AUTO] and the function menu will...
...] Horizontal Left [degree] Vertical Up Down Normal Direction [msec] Rising + Falling Red x Red y Green x Green y Blue x Blue y White x White y [%] 9 points measurement [cd/m2] Min. 70 70 70 70 600 - Display it should be saved Acer Acer -LCD-A231H 5.2 Optical characteristic of LCD panel The test methods for the below items' definition, please refer to the specification of an adjustment item, or change an adjustment value; When OSD un-displays, press [AUTO] and the function menu will...
Service Guide
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OSD menu will be shown with "F" on . Select "F" for DC power on the left top. Acer [POWER] Power on or power off the monitor Acer -LCD-A231H 5.3.2 Hot Key Operation HOT KEY OPERATION FUNCTION e Color AUTO MENU ◄ ► POWER DESCRIPTION FACTORY MODE ● Press [e], and then press [POWER] ON for entering factory mode.
OSD menu will be shown with "F" on . Select "F" for DC power on the left top. Acer [POWER] Power on or power off the monitor Acer -LCD-A231H 5.3.2 Hot Key Operation HOT KEY OPERATION FUNCTION e Color AUTO MENU ◄ ► POWER DESCRIPTION FACTORY MODE ● Press [e], and then press [POWER] ON for entering factory mode.
Service Guide
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... Menu Main menu Third empowering technology --- Audio Audio menu --- --- --- Warm Cool User -- --Full Aspect -- --Analog -- --- -- --- --- 0～100 --- 0～100 --- -- --Red Green Blue 0～100 0～100 0～100 0～100 -- --0～100 0～100 0～100 --10～120 --- Acer 5.4 OSD Structure Acer -LCD-A231H The On-Screen Display (OSD) shall be an easy to their default values. Contrast Picture H.Position V.Position Focus Clock Colour Temp Auto Config OSD OSD Timeout Setting Wide Mode DDC/CI ACM Source...
... Menu Main menu Third empowering technology --- Audio Audio menu --- --- --- Warm Cool User -- --Full Aspect -- --Analog -- --- -- --- --- 0～100 --- 0～100 --- -- --Red Green Blue 0～100 0～100 0～100 0～100 -- --0～100 0～100 0～100 --10～120 --- Acer 5.4 OSD Structure Acer -LCD-A231H The On-Screen Display (OSD) shall be an easy to their default values. Contrast Picture H.Position V.Position Focus Clock Colour Temp Auto Config OSD OSD Timeout Setting Wide Mode DDC/CI ACM Source...
