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Acer AL1921 - page 1
. TABLE OF CONTENTS FOR YOUR SAFETY -------------------------------------------------- 1 SAFETY PRECAUTIONS -------------------------------------- 2 SPECIAL NOTES ON LCD MONITORS ------------------- 3 BEFORE YOU OPERATE THE MONIT OR --------------------- 3 FEATURES -------------------------------------------------------- 3 PACKING LIST ------------ ...
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Acer AL1921 - page 2
1 Before operating the monitor, pleas e read this manual thoroughly. This manual should be retained for future reference. FCC Class B Radio Freq uency Interference Statement WA RNING: (FOR FCC CERTIFIED MODELS) NOTE: T his equipment has been tested and found to comply w ith the limits for a Class B digital device, pursuant to Pa rt 15 of the FCC Ru ...
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Acer AL1921 - page 3
2 PRECA UTIONS z Do not use the monitor near wa ter, e.g. near a bathtub, washbow l, kitchen sink, laundry tub, sw imming pool or in a w et basement. z Do not place the monitor on an unstable cart, stand, or table. If the monitor falls, it can injure a person and c ause serious damage to the appliance. Use only a cart or stand recommended by the ma ...
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Acer AL1921 - page 4
3 SPECIA L NOTES ON LCD MONITORS The following sy mptoms are normal with LCD monitor and do not indicate a problem. NOTES • Due to the nature of the fluoresc ent light, the screen may flicker during initial use. Turn off the Power Sw it ch and then turn it on again to make sure the flicker disappears. • You may find slightly uneven br ightness ...
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Acer AL1921 - page 5
4 INSTA LLA TION INSTRUCTIONS POWERCORD Pow er Source: 1. Make sure that the power cord is the correct type required in y our area. 2. This LCD monitor has an External universal power supply that allow s operation in either 100/120V AC or 220/240V AC voltage area (No user adjustment is required.) 3. Connect the AC-power cord into your LCD monitor? ...
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Acer AL1921 - page 6
5 C O N T R O LS AND C O NNEC T O RS CAB LE C O NNEC T IO NS T u r n o ff you r co m pu t e r b e f o r e p e rf o r m i ng t h e p r oc e du r e b e l o w . 1 . P l ug t h e po w e r cab l e o f you r m on it o r i n t o a n e a r by ou tl e t. P l ug t h e o t h e r e nd o f t h e po w e r co r d i n t o t h e PC po rt. 2 . C onn e c t on e e nd ...
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Acer AL1921 - page 7
6 • For optimal viewing it is recommended to look at the full face of the monitor, then adjust the monitor ’ s angle to y our o w n preference. • Hold the stand so y ou do not t opple the monitor when y ou change the monitor’s angle. • You are able to adjust the monitor’s angle from - 6 ° to 1 5 ° . Figure 2 NOTES • Do not touch the ...
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Acer AL1921 - page 8
7 OPERA TING INSTRUCTIONS GENERAL INSTRUCTIONS Press the power button to turn the moni tor on or off. The other control buttons are located at front panel of the monitor (See Figure 3). By changing these settings, the picture can be adjust ed to your personal preferences. • T he power cord should be connected. • Connect the video cable from the ...
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Acer AL1921 - page 9
8 FRONT PA NEL CONTROL • / Pow er Button: Press this button to turn the monitor ON or OFF, And display the monitor’s state. • Pow er Indicator: Blue — Pow er On mode. Orange — Powe r saving. Light blue — Off mode. • / MENU / ENTER : Activate OSD menu when OSD is OFF or activate/de-activate adjustment function when OSD is ON or Exit OS ...
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Acer AL1921 - page 10
9 1. Press the MENU-button to activate the OSD window . 2. Press < or > to select the desired function. 3. Press the MENU-button to select the function that you w ant to adjust. 4. Press < or > to change the se ttings of the current function. 5. To exit and save, select the exit f unction. If you want to adjust any other function, repea ...
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Acer AL1921 - page 11
10 III. Dual-Input Model, Digital Signal Input ADJUSTING THE PICTURE The descriptions for function control LEDS Main Menu Icon Sub Menu Icon Sub Menu Item Description Contrast Adjusts the cont rast between the foreground and background of the screen image. Brightness Adjusts the background brightness of the screen image. Focus Adjusts picture Focus ...
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Acer AL1921 - page 12
11 N/A English N/A 繁體中文 N/A Deutsch N/A Français N/A Español N/A Italiano N/A 简体中文 N/A 日本語 Multi-language selection. H. Position Adjust the horiz ontal position of the OSD. V. Position Adjust the vert ical position of the OSD. OSD Timeout Adjust the OSD timeout. (only Analog- input Model) N/A Auto Config Auto Adjust the H/V ...
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Acer AL1921 - page 13
12 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 the VESA DDC STANDARD. It allows the monitor to inform the host sy stem of its identity and, depending on the level of DDC used, communicate additional information about its display capabilit ies. The co ...
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Acer AL1921 - page 14
13 TECHNICA L SUPPORT (FA Q) Problem & Question Possible Solution Powe r LED is not on *Check if the Pow er Switch is in the ON position *Power Cord should be connected No Plug & Play *Check if the PC sy stem is Plug & Play compatible *Check if the Video Card is Plug & Play compatible *Check if the D-15 plug pin of Video Cable is be ...
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Acer AL1921 - page 15
14 Screen image is not centered or sized properly. *Adjust pixel frequency (CLOCK) and FOCUS or press hot-key (AUTO) Picture has color defects (white does not look w hite) *Adjust RGB color or select color temperature Horizontal or vertical disturbances on the screen *Use win 95/98 shut-dow n mode Adjust CLOCK and FOCUS or perform hot- key (AUTO-ke ...
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Acer AL1921 - page 16
15 ERROR MESSAGE & POSSIBLE SOLUTION CA BLE NOT CONNECTED : 1. Check that the signal-cable is pr operly connected , If the connector is loose, tighten the connector’s screws. 2. Check the signal -cable connection pins for damage. INPUT NOT SUPPORT : Your computer has been set to unsuitabl e display mode ,set the computer to display mode given ...
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Acer AL1921 - page 17
16 A PPENDIX SPECIFICA TIONS Driving system TFT Color LCD LCD Panel Size 4 8 cm(1 9 .0") Pi x e l pitch 0.2 9 4mm( H )x 0.2 9 4mm( V ) Brightness 2 5 0cd/ m 2 ( T y p ical) Contrast 6 0 0:1 Vie w able angle 1 7 0 ° (H) 1 7 0 ° (V) Response time 25 ms( T r + T f ); T r = 15 ms/ T f = 1 0 ms R,G,B Analog Interface Video Digital interface(Only ...
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Acer AL1921 - page 18
17 Switch • Auto Adjust Key • </Volume • >/ Volume • Powe r Button • MENU/ENTER External Controls: Functions • Contrast • Brightness • Focus • Clock • H.Position • V.Position • Input signal Selection (only Dual-Input Model) • Language • Auto configuration (only Analog-input Model) • (Warm) Color • (Cool)Color ? ...
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Acer AL1921 - page 19
18 Preset Display Modes VIDEO MODE RESOLUTION HORIZONTAL FREQUENCY(kHz) VERTICAL FREQUENCY(Hz) 640 × 480 31.469 59.940 VGA 640 × 480 37.500 75.000 800 × 600 37.879 60.317 SVGA 800 × 600 46.875 75.000 1024 × 768 48.363 60.004 1024 × 768 56.476 70.069 XGA 1024 × 768 60.023 75.029 1280 × 1024 64.000 60.000 VESA SXGA 1280 × 1024 80.000 75.000 ...
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Acer AL1921 - page 20
19 15 6 10 11 15 15 - Pin Color Display Signal Cable PIN NO. DESCRIPTION PIN NO. DESCRIPTION 1. Red 9. +5V 2. Green 10. Logic Ground 3. Blue 11. Monitor Ground 4. Monitor Ground 12. DDC-Serial Data 5. DDC-return 13. H-Sync 6. R-Ground 14. V-Sync 7. G-Ground 15. DDC-Serial Clock 8. B-Ground (Dual-Input Model) Pin Meaning Pin Meaning Pin Meaning 1. T ...
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