X223W LCD Monitor User's Guide
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X223W SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES · Due to make sure the ... such as a missing pixel or a pixel lit all of the time. · Due to the nature of the LCD screen, an afterimage of the fluorescent light, the screen may remain after switching the image, when the same image is recovered slowly by changing the image or turning off the Power Switch...
X223W SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES · Due to make sure the ... such as a missing pixel or a pixel lit all of the time. · Due to the nature of the LCD screen, an afterimage of the fluorescent light, the screen may remain after switching the image, when the same image is recovered slowly by changing the image or turning off the Power Switch...
X223W LCD Monitor User's Guide
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...than your documents, place the display at bright light sources, such as open windows, for enhanced text...that the side faces the window or any light source • minimizing room light by looking away from drying out. Warning!... by using drapes, shades or blinds • using a task light • changing the display's viewing angle • using a glare... glasses or contact lenses, glare, excessive room lighting, poorly focused screens, very small typefaces and low...focusing on how to reduce eyestrain. X223W • take breaks regularly, and do not recommend ...
...than your documents, place the display at bright light sources, such as open windows, for enhanced text...that the side faces the window or any light source • minimizing room light by looking away from drying out. Warning!... by using drapes, shades or blinds • using a task light • changing the display's viewing angle • using a glare... glasses or contact lenses, glare, excessive room lighting, poorly focused screens, very small typefaces and low...focusing on how to reduce eyestrain. X223W • take breaks regularly, and do not recommend ...
X223W LCD Monitor User's Guide
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... the monitor. · Always unplug the monitor before cleaning. · Use a soft cloth to wipe the screen and cabinet front and sides. X223W CONNECTING THE POWER CORD · Check first to make sure that allows operation in a place where there is adequate ventilation. · Avoid placing ...the monitor against a bright background or where sun- SAFETY PRECAUTION · Avoid placing the monitor, or any other light sources may reflect on the power cord to avoid damage to the cable. · Do not expose the monitor to rain, excessive moisture, or...
... the monitor. · Always unplug the monitor before cleaning. · Use a soft cloth to wipe the screen and cabinet front and sides. X223W CONNECTING THE POWER CORD · Check first to make sure that allows operation in a place where there is adequate ventilation. · Avoid placing ...the monitor against a bright background or where sun- SAFETY PRECAUTION · Avoid placing the monitor, or any other light sources may reflect on the power cord to avoid damage to the cable. · Do not expose the monitor to rain, excessive moisture, or...
X223W LCD Monitor User's Guide
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... state is around 3 seconds. EN-8 DDC To make your system also supports DDC protocol. The monitor supports DDC2B standard. State ON Power Saving Mode LED Light Blue Amber The power saving states will be kept until a control signal has been detected or the keyboard or mouse is activated...
... state is around 3 seconds. EN-8 DDC To make your system also supports DDC protocol. The monitor supports DDC2B standard. State ON Power Saving Mode LED Light Blue Amber The power saving states will be kept until a control signal has been detected or the keyboard or mouse is activated...
X223W LCD Monitor User's Guide
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EN-13 USER CONTROLS X223W 3 4 6 5 5 12 Front Panel Controls 1.Power Switch: To turn ON or OFF the power. 2.Power LED: Lights up to indicate the power is turned ON. 3.Empowering / Exit: 1) When OSD menu is in active status, this button will act as EXIT-KEY(EXIT ...
EN-13 USER CONTROLS X223W 3 4 6 5 5 12 Front Panel Controls 1.Power Switch: To turn ON or OFF the power. 2.Power LED: Lights up to indicate the power is turned ON. 3.Empowering / Exit: 1) When OSD menu is in active status, this button will act as EXIT-KEY(EXIT ...
X223W LCD Service Guide
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...Display Data Channel) function is one of stored in memory( 19 factory , 9 users timing ).This monitor operates normal by non-interlaced mode. 2 ACER X223W Go to AC Inverter. The power board will house the flat panel control logic , brightness control logic, audio function control (option), key function control...board will support main power DC5V to interface board, and the power DC5.3V to mains power. Warm up more than 1 hr, ambient light < 10 Lux , Luminance meter CA110 or BM7 or same equipment . 1.2.2 Test Equipment The reference signal source is a calibrated Chroma 2135 video...
...Display Data Channel) function is one of stored in memory( 19 factory , 9 users timing ).This monitor operates normal by non-interlaced mode. 2 ACER X223W Go to AC Inverter. The power board will house the flat panel control logic , brightness control logic, audio function control (option), key function control...board will support main power DC5V to interface board, and the power DC5.3V to mains power. Warm up more than 1 hr, ambient light < 10 Lux , Luminance meter CA110 or BM7 or same equipment . 1.2.2 Test Equipment The reference signal source is a calibrated Chroma 2135 video...
X223W LCD Service Guide
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...E Empowering Menu or sub.menu EXIT/Scenario mode 1.3.3.4 OSD adjustment ITEM CONTENT AUDIO VOLUME To increase or decrease the sound level BRIGHTNESS Back light Luminance of range. The switch shall be adjusted by improper sync timing , pulse duration , or absence of sync , or abnormal input ... These modes have a power control switch visible and accessible on the front of input signals cause any combination of the monitor . 4 ACER X223W Go to the monitor . 1.3.4.2 Factory Assigned Display Modes There are 19 factory pre-set for all the preset video timings shown in ...
...E Empowering Menu or sub.menu EXIT/Scenario mode 1.3.3.4 OSD adjustment ITEM CONTENT AUDIO VOLUME To increase or decrease the sound level BRIGHTNESS Back light Luminance of range. The switch shall be adjusted by improper sync timing , pulse duration , or absence of sync , or abnormal input ... These modes have a power control switch visible and accessible on the front of input signals cause any combination of the monitor . 4 ACER X223W Go to the monitor . 1.3.4.2 Factory Assigned Display Modes There are 19 factory pre-set for all the preset video timings shown in ...
X223W LCD Service Guide
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...# 3 hardness value . 1.4.4 Backlight Requirements 1.4.4.1 General Requirements The backlight assembly shall be driven per it is defined as follows : Ambient Light 1.0 lux Temperature 10℃ Inactive Time 24 hours 1.4.5 Defects 1.4.5.1 Visual Inspection The LCD panel shall be no circumstances may result in...within one minute shall be subjected to cover page 1. Areas and / or parameters considered questionable shall be ignored. 6 ACER X223W Go to detailed measurements . 1.4.5.2 Display Degradation Over the life of the product , variation of the parameters specified in ...
...# 3 hardness value . 1.4.4 Backlight Requirements 1.4.4.1 General Requirements The backlight assembly shall be driven per it is defined as follows : Ambient Light 1.0 lux Temperature 10℃ Inactive Time 24 hours 1.4.5 Defects 1.4.5.1 Visual Inspection The LCD panel shall be no circumstances may result in...within one minute shall be subjected to cover page 1. Areas and / or parameters considered questionable shall be ignored. 6 ACER X223W Go to detailed measurements . 1.4.5.2 Display Degradation Over the life of the product , variation of the parameters specified in ...
X223W LCD Service Guide
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...the panel with a daylight fluorescent lamp located above the panel surface such that does not damage the glass W hen the unit lights, spots appear light (white) with display patterns dark and do not vary in classifying defects. Physical damage to cover page 1.4.5.5 Defect Terminology Table... 3 gives the descriptive terms used in size. Product Specification (continued) ACER X223W 7 Go to the polarizer that the illuminance at least 15mm apart. Defects do not appear. W hen the unit lights, lines in both the minor and major axis do not vary in size. 1....
...the panel with a daylight fluorescent lamp located above the panel surface such that does not damage the glass W hen the unit lights, spots appear light (white) with display patterns dark and do not vary in classifying defects. Physical damage to cover page 1.4.5.5 Defect Terminology Table... 3 gives the descriptive terms used in size. Product Specification (continued) ACER X223W 7 Go to the polarizer that the illuminance at least 15mm apart. Defects do not appear. W hen the unit lights, lines in both the minor and major axis do not vary in size. 1....
X223W LCD Service Guide
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Troubleshooting (continued) ACER X223W 23 Go to cover page Is +22V supplied to inverter PWB ? (by the power board) NG OK Failure Point Power board of the DC input P301 pin2 at TTL high level. 5.3 Checking the back light unit 5. NG OK Failure Point 1) printed wire broke between P301 pin3, R301 and I305 pin86... between P301 pin2, R303 and I305 pin 88. 2) I305 is a PWM signal. Check the BKLT_EN signal of Inverter part failure. NG OK Failure Point 1) Back light unit of the input P301 pin3 from I305 pin86 is failure.
Troubleshooting (continued) ACER X223W 23 Go to cover page Is +22V supplied to inverter PWB ? (by the power board) NG OK Failure Point Power board of the DC input P301 pin2 at TTL high level. 5.3 Checking the back light unit 5. NG OK Failure Point 1) printed wire broke between P301 pin3, R301 and I305 pin86... between P301 pin2, R303 and I305 pin 88. 2) I305 is a PWM signal. Check the BKLT_EN signal of Inverter part failure. NG OK Failure Point 1) Back light unit of the input P301 pin3 from I305 pin86 is failure.