AL1721 User's Guide
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. TABLE OF CONTENTS FOR YOUR SAFETY 1 SAFETY PRECAUTIONS 2 SPECIAL NOTES ON LCD MONITORS 3 BEFORE YOU OPERATE THE MONITOR 3 FEATURES 3 PACKING LIST 3 INSTALLATION INSTRUCTIONS 4 CONTROLS AND CONNECTORS 5 ADJUSTING THE VIEWING ANGLE 6 OPERATING INSTRUCTIONS 7 GENERAL INSTRUCTIONS 7 HOW TO ADJUST A SETTING 9 ADJUSTING THE PICTURE 10-11 PLUG AND PLAY 12 TECHNICAL SUPPORT(FAQ 13-14 ERROR MESSAGE & POSSIBLE SOLUTION ------- 15 APPENDIX 16 SPECIFICATIONS 16-17 FACTORY PRESET TIMING TABLE 18 CONNECTOR PIN ASSIGNMENT 19 41L1700-786-7A 英文
. TABLE OF CONTENTS FOR YOUR SAFETY 1 SAFETY PRECAUTIONS 2 SPECIAL NOTES ON LCD MONITORS 3 BEFORE YOU OPERATE THE MONITOR 3 FEATURES 3 PACKING LIST 3 INSTALLATION INSTRUCTIONS 4 CONTROLS AND CONNECTORS 5 ADJUSTING THE VIEWING ANGLE 6 OPERATING INSTRUCTIONS 7 GENERAL INSTRUCTIONS 7 HOW TO ADJUST A SETTING 9 ADJUSTING THE PICTURE 10-11 PLUG AND PLAY 12 TECHNICAL SUPPORT(FAQ 13-14 ERROR MESSAGE & POSSIBLE SOLUTION ------- 15 APPENDIX 16 SPECIFICATIONS 16-17 FACTORY PRESET TIMING TABLE 18 CONNECTOR PIN ASSIGNMENT 19 41L1700-786-7A 英文
AL1721 User's Guide
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... radiate radio frequency energy, and if not installed and used in a residential installation. Shielded interface cables and AC power cord, if any radio or TV interference caused by turning the equipment off and on a circuit different from that this manual thoroughly. As an ENERGY STAR Partner our company International has determined that to Part 15 of the user to operate...
... radiate radio frequency energy, and if not installed and used in a residential installation. Shielded interface cables and AC power cord, if any radio or TV interference caused by turning the equipment off and on a circuit different from that this manual thoroughly. As an ENERGY STAR Partner our company International has determined that to Part 15 of the user to operate...
AL1721 User's Guide
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..., use a mounting kit approved by the manufacturer and follow the kit instructions. Do not place the monitor in the back and bottom of the monitor and to dangerous voltages and other hazards. z Do not overload power strips and extension cords. z Do not place the monitor on a wall or shelf, use the monitor only with the monitor. If you are not blocked or covered...
..., use a mounting kit approved by the manufacturer and follow the kit instructions. Do not place the monitor in the back and bottom of the monitor and to dangerous voltages and other hazards. z Do not overload power strips and extension cords. z Do not place the monitor on a wall or shelf, use the monitor only with the monitor. If you are not blocked or covered...
AL1721 User's Guide
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... slowly by changing the image or turning off the Power Switch and then turn it on the desktop pattern you use . Turn off the Power Switch for hours. Owner's Manual 3. Power Cord 4. DVI Cable (only Dual-Input Model) 7. Audio Cable 41L1700-786-7A 英文 3 External Adapter 5. 15-pin D-Sub Cable 6. In this case, the screen is displayed for Windows • Recommened Resolutions: 1280 X 1024 @60Hz • EPA ENERGY STAR® • Dual Input (DVI + Analog) (Only Dual-Input Model) •...
... slowly by changing the image or turning off the Power Switch and then turn it on the desktop pattern you use . Turn off the Power Switch for hours. Owner's Manual 3. Power Cord 4. DVI Cable (only Dual-Input Model) 7. Audio Cable 41L1700-786-7A 英文 3 External Adapter 5. 15-pin D-Sub Cable 6. In this case, the screen is displayed for Windows • Recommened Resolutions: 1280 X 1024 @60Hz • EPA ENERGY STAR® • Dual Input (DVI + Analog) (Only Dual-Input Model) •...
AL1721 User's Guide
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... your LCD monitor. The AC-power cord may be connected to IEC 60245 (designation H05RR-F 3G 0.75mm2) shall be used. 41L1700-786-7A 英文 4 Alternative a flexible cord be used with your area. 2. INSTALLATION INSTRUCTIONS POWERCORD Power Source: 1. This LCD monitor has an External universal power supply that the power cord is the correct type required in either a wall power outlet or the power outlet socket on your LCD monitor's DC-power-input. NOTES A certified power supply cord...
... your LCD monitor. The AC-power cord may be connected to IEC 60245 (designation H05RR-F 3G 0.75mm2) shall be used. 41L1700-786-7A 英文 4 Alternative a flexible cord be used with your area. 2. INSTALLATION INSTRUCTIONS POWERCORD Power Source: 1. This LCD monitor has an External universal power supply that the power cord is the correct type required in either a wall power outlet or the power outlet socket on your LCD monitor's DC-power-input. NOTES A certified power supply cord...
AL1721 User's Guide
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... the monitor's audio input and the PC's audio output (green port). 5. External Adapter 5. CONTROLS AND CONNECTORS CABLE CONNECTIONS Turn off your monitor and computer. Turn on the back of your monitor into the power adapter. 6. Connect one end of the 15-pin D-Sub cable to the back of the monitor and connect the other end to the computer's D-Sub port. 3. (only Dual-Input Model)Connect one end of the 24-pin DVI cable to the computer's DVI port. 4. D-SUB Cable 2. Plug...
... the monitor's audio input and the PC's audio output (green port). 5. External Adapter 5. CONTROLS AND CONNECTORS CABLE CONNECTIONS Turn off your monitor and computer. Turn on the back of your monitor into the power adapter. 6. Connect one end of the 15-pin D-Sub cable to the back of the monitor and connect the other end to the computer's D-Sub port. 3. (only Dual-Input Model)Connect one end of the 24-pin DVI cable to the computer's DVI port. 4. D-SUB Cable 2. Plug...
AL1721 User's Guide
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... the stand so you do not topple the monitor when you change the monitor's angle. • You are able to adjust the monitor's angle from -5° to catch your fingers or hands when you change the angle. 41L1700-786-7A 英文 6 Figure 2 NOTES • Do not touch the LCD screen when you change the angle. ADJUSTING THE VIEWING ANGLE • For optimal viewing it...
... the stand so you do not topple the monitor when you change the monitor's angle. • You are able to adjust the monitor's angle from -5° to catch your fingers or hands when you change the angle. 41L1700-786-7A 英文 6 Figure 2 NOTES • Do not touch the LCD screen when you change the angle. ADJUSTING THE VIEWING ANGLE • For optimal viewing it...
AL1721 User's Guide
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The other control buttons are located at front panel of the monitor (See Figure 3). The power indicator will light up. Figure 3 External Control Button EXTERNAL CONTROLS 1. >/ Volume 2. By changing these settings, the picture can be adjusted to your personal preferences. • The power cord should be connected. • Connect the video cable from the monitor to the video card. • Press the power button to turn on or off. OPERATING INSTRUCTIONS GENERAL INSTRUCTIONS Press the power button to turn the monitor on the monitor position.
The other control buttons are located at front panel of the monitor (See Figure 3). The power indicator will light up. Figure 3 External Control Button EXTERNAL CONTROLS 1. >/ Volume 2. By changing these settings, the picture can be adjusted to your personal preferences. • The power cord should be connected. • Connect the video cable from the monitor to the video card. • Press the power button to turn on or off. OPERATING INSTRUCTIONS GENERAL INSTRUCTIONS Press the power button to turn the monitor on the monitor position.
AL1721 User's Guide
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... button to turn the monitor ON or OFF, And display the monitor's state. • Power Indicator: Blue - When OSD menu is activated. • /Auto Adjust button / Exit: 1. As a safety precaution, always unplug the monitor before cleaning it with a mild detergent solution. FRONT PANEL CONTROL • /Power Button: Press this button for 2 seconds to activate the Auto Adjustment function. Off mode. • /MENU / ENTER : Activate OSD menu when OSD is OFF or activate/de-activate adjustment function when OSD...
... button to turn the monitor ON or OFF, And display the monitor's state. • Power Indicator: Blue - When OSD menu is activated. • /Auto Adjust button / Exit: 1. As a safety precaution, always unplug the monitor before cleaning it with a mild detergent solution. FRONT PANEL CONTROL • /Power Button: Press this button for 2 seconds to activate the Auto Adjustment function. Off mode. • /MENU / ENTER : Activate OSD menu when OSD is OFF or activate/de-activate adjustment function when OSD...
AL1721 User's Guide
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Dual-Input Model, Analog Signal Input 41L1700-786-7A 英文 9 HOW TO ADJUST A SETTING 1. Press < or > to adjust. 4. Press the MENU-button to select the function that you want to select the desired function. 3. I. To exit and save, select the exit function. Analog-Only Model II. Press the MENU-button to change the settings of the current function. 5. Press < or > to activate the OSD window. 2. If you want to adjust any other function, repeat steps 2-4.
Dual-Input Model, Analog Signal Input 41L1700-786-7A 英文 9 HOW TO ADJUST A SETTING 1. Press < or > to adjust. 4. Press the MENU-button to select the function that you want to select the desired function. 3. I. To exit and save, select the exit function. Analog-Only Model II. Press the MENU-button to change the settings of the current function. 5. Press < or > to activate the OSD window. 2. If you want to adjust any other function, repeat steps 2-4.
AL1721 User's Guide
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... III. Dual-Input Model, Digital Signal Input ADJUSTING THE PICTURE The descriptions for function control LEDS Sub Main Menu Menu Icon Icon Sub Menu Item Description Adjusts the contrast between the Contrast foreground and background of the Brightness screen image. Focus Adjusts picture Focus (available in Analog mode only). Position mode only). N/A Cool Set the color temperature to warm white. Adjust picture Focus (available in Analog V. Adjust picture Clock (available in Analog H. User /Red User/Green Adjusts Red/Green/Blue intensity. User/Blue 41L1700-786-7A...
... III. Dual-Input Model, Digital Signal Input ADJUSTING THE PICTURE The descriptions for function control LEDS Sub Main Menu Menu Icon Icon Sub Menu Item Description Adjusts the contrast between the Contrast foreground and background of the Brightness screen image. Focus Adjusts picture Focus (available in Analog mode only). Position mode only). N/A Cool Set the color temperature to warm white. Adjust picture Focus (available in Analog V. Adjust picture Clock (available in Analog H. User /Red User/Green Adjusts Red/Green/Blue intensity. User/Blue 41L1700-786-7A...
AL1721 User's Guide
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Position OSD Timeout Adjust the vertical position of current iput timing. N/A Analog Select input signal from analog (D-Sub) (only DualInput Model) N/A Digital N/A Information N/A Reset Select input signal from digital (DVI) Show the resolution, H/V frequency and input port of the OSD. Clear each old status of the OSD. H. Position Adjust the horizontal position of Auto-configuration and set the color temperature to Cool. V. Adjust the OSD timeout. (only Analog- N/A Exit Save user adjustment and OSD disappear. 41L1700-786-7A 英文 11 N/A English N/A...
Position OSD Timeout Adjust the vertical position of current iput timing. N/A Analog Select input signal from analog (D-Sub) (only DualInput Model) N/A Digital N/A Information N/A Reset Select input signal from digital (DVI) Show the resolution, H/V frequency and input port of the OSD. Clear each old status of the OSD. H. Position Adjust the horizontal position of Auto-configuration and set the color temperature to Cool. V. Adjust the OSD timeout. (only Analog- N/A Exit Save user adjustment and OSD disappear. 41L1700-786-7A 英文 11 N/A English N/A...
AL1721 User's Guide
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... NO VIDEO INPUT SIGNAL. One end terminates with a molded-on the keyboard, or clicking the mouse. HOW TO OPTIMIZE THE DOS-MODE PLUG AND PLAY Plug & Play DDC1/2B Feature This monitor is equipped with VESA DDC1/2B capabilities according to use a cord set by pressing a key on type connector body, rated 10A, 250V, having standard CEE-22 female configuration. USING THE RIGHT POWER CORD : The accessory power cord...
... NO VIDEO INPUT SIGNAL. One end terminates with a molded-on the keyboard, or clicking the mouse. HOW TO OPTIMIZE THE DOS-MODE PLUG AND PLAY Plug & Play DDC1/2B Feature This monitor is equipped with VESA DDC1/2B capabilities according to use a cord set by pressing a key on type connector body, rated 10A, 250V, having standard CEE-22 female configuration. USING THE RIGHT POWER CORD : The accessory power cord...
AL1721 User's Guide
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... the Video Card is Plug & Play compatible *Check if the D-15 plug pin of Video Cable is bent *Adjust the Contrast and Brightness Controls. *Move electrical devices that none of the pins are bent. 41L1700-786-7A 英文 13 TECHNICAL SUPPORT (FAQ) Problem & Question Power LED is not on the keyboard while observing the CAPS LOCK LED. Missing one of the primary colors (RED, GREEN, or BLUE) Possible Solution *Check if the Power Switch...
... the Video Card is Plug & Play compatible *Check if the D-15 plug pin of Video Cable is bent *Adjust the Contrast and Brightness Controls. *Move electrical devices that none of the pins are bent. 41L1700-786-7A 英文 13 TECHNICAL SUPPORT (FAQ) Problem & Question Power LED is not on the keyboard while observing the CAPS LOCK LED. Missing one of the primary colors (RED, GREEN, or BLUE) Possible Solution *Check if the Power Switch...
AL1721 User's Guide
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Screen image is not correct, the screen shows vertical stripes and the picture has not correct width. FOCUS adjusts the phase of pixels scanned by one horizontal sweep. CLOCK (pixel frequency) controls the number of the pixel clock signal. FOCUS or press hot-key (AUTO) Picture has color defects *Adjust RGB color or select color (white does not look white) temperature Horizontal or vertical disturbances on *Use win 95/98 shut-down mode pattern. 41L1700-786-7A 英...
Screen image is not correct, the screen shows vertical stripes and the picture has not correct width. FOCUS adjusts the phase of pixels scanned by one horizontal sweep. CLOCK (pixel frequency) controls the number of the pixel clock signal. FOCUS or press hot-key (AUTO) Picture has color defects *Adjust RGB color or select color (white does not look white) temperature Horizontal or vertical disturbances on *Use win 95/98 shut-down mode pattern. 41L1700-786-7A 英...
AL1721 User's Guide
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ERROR MESSAGE & POSSIBLE SOLUTION CABLE NOT CONNECTED : 1. Check the signal -cable connection pins for damage. INPUT NOT SUPPORT : Your computer has been set to unsuitable display mode ,set the computer to display mode given in the following table(See page 18). 41L1700-786-7A 英文 15 Check that the signal-cable is properly connected , If the connector is loose, tighten the connector's screws. 2.
ERROR MESSAGE & POSSIBLE SOLUTION CABLE NOT CONNECTED : 1. Check the signal -cable connection pins for damage. INPUT NOT SUPPORT : Your computer has been set to unsuitable display mode ,set the computer to display mode given in the following table(See page 18). 41L1700-786-7A 英文 15 Check that the signal-cable is properly connected , If the connector is loose, tighten the connector's screws. 2.
AL1721 User's Guide
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...)Tr=4ms/Tf=12ms Video R,G,B Analog Interface Digital interface(Dual-Input Model) H-Frequency 30KHz - 83KHz V-Frequency 55-75Hz Display Colors 16.2M Colors Dot Clock 165MHz Max. Resolution Plug & Play EPA ENERGY STAR® ON Mode 1280 x 1024 @75Hz VESA DDC1/2BTM ≤45W OFF Mode ≤ 3W Input Connector D-Sub 15pin DVI-D 24pin (Dual-Input Model) Input Video Signal Analog:0.7Vp-p(standard), 75 OHM, Positive Digital signal (Dual-Input Model) Maximum Screen Size Horizontal : 337.92mm Vertical : 270.34mm Power Source 100~264VAC,47...
...)Tr=4ms/Tf=12ms Video R,G,B Analog Interface Digital interface(Dual-Input Model) H-Frequency 30KHz - 83KHz V-Frequency 55-75Hz Display Colors 16.2M Colors Dot Clock 165MHz Max. Resolution Plug & Play EPA ENERGY STAR® ON Mode 1280 x 1024 @75Hz VESA DDC1/2BTM ≤45W OFF Mode ≤ 3W Input Connector D-Sub 15pin DVI-D 24pin (Dual-Input Model) Input Video Signal Analog:0.7Vp-p(standard), 75 OHM, Positive Digital signal (Dual-Input Model) Maximum Screen Size Horizontal : 337.92mm Vertical : 270.34mm Power Source 100~264VAC,47...
AL1721 User's Guide
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..., CE, TÜV/GS, TCO'99, UL, ISO13406-2 41L1700-786-7A 英文 17 Switch External Controls: Functions Power Consumption ( Maximum ) Audio Output Regulatory Compliance • Auto Adjust Key • / Volume • Power Button • MENU/ Exit • Contrast • Brightness • Focus • Clock • H.Position • V.Position • Input signal Selection (Dual model only) • Language • Auto configuration (Analog model only) • (Warm) Color • (Cool)Color • RGB Color temperature • Reset • OSD position .
..., CE, TÜV/GS, TCO'99, UL, ISO13406-2 41L1700-786-7A 英文 17 Switch External Controls: Functions Power Consumption ( Maximum ) Audio Output Regulatory Compliance • Auto Adjust Key • / Volume • Power Button • MENU/ Exit • Contrast • Brightness • Focus • Clock • H.Position • V.Position • Input signal Selection (Dual model only) • Language • Auto configuration (Analog model only) • (Warm) Color • (Cool)Color • RGB Color temperature • Reset • OSD position .
AL1721 Service Guide
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... on your regional Acer office on how best to dispose it will not be noted in the FRU list of AL1721. Refer to this printed Service Guide. For whatever reasons a part number change is made, it , or follow the rules set by your Acer office may have a DIFFERENT part number code to repair or for RMA (Return Merchandise Authorization). FRU (Field Replaceable Unit) List Chapter...
... on your regional Acer office on how best to dispose it will not be noted in the FRU list of AL1721. Refer to this printed Service Guide. For whatever reasons a part number change is made, it , or follow the rules set by your Acer office may have a DIFFERENT part number code to repair or for RMA (Return Merchandise Authorization). FRU (Field Replaceable Unit) List Chapter...
AL1721 Service Guide
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Part List Picture Partname AC ADAPTER 4.16A BY AOC Description LCD ADAPTER ASSY Part No. 25.L04VB.001 FUNCTION BUTTON BOARD KEY BOARD PCBA KEY (AU) FOR ACER 55.L04VB.001 FUNCTION BUTTON CABLE 14PIN FOR AU (FUNCTION BUTTON BOARD TO M/B) HARNESS (AU) 50.L04VB.002 D/D-INVERTER BOARD LCD INVERTER BOARD (AU) BY 55.L04VB.003 AOC LCD BACK COVER LCD BACK COVER 60.L04VB.002 LCD CABLE 24PIN FOR HARNESS (AU) AU (M/B TO LCD PANEL) 50.L04VB.001 Chapter 6 41
Part List Picture Partname AC ADAPTER 4.16A BY AOC Description LCD ADAPTER ASSY Part No. 25.L04VB.001 FUNCTION BUTTON BOARD KEY BOARD PCBA KEY (AU) FOR ACER 55.L04VB.001 FUNCTION BUTTON CABLE 14PIN FOR AU (FUNCTION BUTTON BOARD TO M/B) HARNESS (AU) 50.L04VB.002 D/D-INVERTER BOARD LCD INVERTER BOARD (AU) BY 55.L04VB.003 AOC LCD BACK COVER LCD BACK COVER 60.L04VB.002 LCD CABLE 24PIN FOR HARNESS (AU) AU (M/B TO LCD PANEL) 50.L04VB.001 Chapter 6 41