Acer AL2051 manual

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 ---------------[...]

1 manual should be retained for future reference. F CC Class B Ra di o F re qu e n cy I n terfere n ce Stateme n t W A 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 P a rt 15 of the F CC R u les. T hese limits are designed to provide reasonable [...]

2 z F or use only w ith the attached po w er adapter (Output 12Vdc) w h ich have UL, CSA listed license PREC A U TIONS z Do not use the monitor near w a ter, e.g. near a bathtub, w ashbo w l, kitchen sink, laundry tub, s w imming pool or in a w e t basement. z Do not place the monitor on an unstable cart, stand, or table. If the monitor falls, it c[...]

3 SPECI A L NOTES ON LCD MONITORS T he follo w ing s y mptoms are normal w ith LCD monitor and do not indicate a problem. NOTES • Due to the nature of the fluores c ent light, the screen may flicker during initial use. T u rn off the Po w e r S w i t ch and then turn it on again to make sure the flicker disappears. • You may find slightly uneve[...]

4 POWERCORD Po w e r Source: 1. Make sure that the po w er cord is the correct t y pe required in y our area. 2. T h is LCD monitor has an External univer s al po w er supply that allo w s operation in either 100/120V AC or 220/240V AC v o ltage area (No user adjustment is required.) NOTES A certified po w er supply cord has to be used w ith this e[...]

5 CONTROLS A ND CONNECTORS C A BLE CONNECTIONS T u rn off y our computer befo r e performing the procedure belo w . 1. Connect the po w er adapter dc cab l e to the DC-In port on the back of the monitor. 2. Conne c t one end of t he 15 - pin D - S ub c able t o t he ba c k of t he monitor and connect the other end to t he computer’s D-Sub port. 3[...]

6 • F o r optimal vie w ing 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 w hen y ou change the monitor’s angle. F igure 2 NOTES • Do not touch the LCD screen w hen y ou change the angle. It may cause damage or bre[...]

7 OPER A T ING INSTRUCTIONS GENERAL INSTRUCTIONS Press the po w er button to turn the mon i tor on or off. T he other control buttons are located at front panel of the monitor (See F igure 3). By changing these settings, the picture can be adjus t ed to y our personal preferences. • T he po w er cord should be connected. • Connect the video cab[...]

8 FRONT P A NEL CONTROL • Po w e r Button: Press this button to turn the monitor ON or O FF , And display the monitor’s state. • Po w e r Indi ca tor: Blue — Po w e r On mode. Orange — Po w e r off. • MENU / ENTER : Activate OSD menu w hen OSD is O F F or activate/de-activate adjustment function w hen OSD is ON or Exit OS D menu w hen i[...]

9 1. Press the MENU-button to activate the OSD w indo w . 2. Press < or > to select the desired function. 3. Press the MENU-button to select the function that y ou w ant to adjust. 4. Press < or > to change the s e ttings of the current function. 5. T o exit and save, select the exit f unction. If y ou w ant to adjust any other function[...]

10 III. Dual-Input Model, Digital Signal Input ADJUSTING THE PICTURE T he descriptions for function control LEDS Main M e nu I c on Sub M e nu I c on Sub M e nu Item Descri p ti o n Contrast Adjusts the con t rast bet w een the foreground and background of the screen image. Brightness Adjusts the background brightness of the screen image. Focus Adj[...]

11 N/A language Multi-language selection. H. Position Adjust the hori z ontal position of the OSD. V. Position Adjust the vert ical position of the OSD. OSD T imeout Adjust the OSD timeout. (only Analog- input Model) N/A Auto Config Auto Adjust the H/V Position, F o cus and Clock of picture. N/A Analog Select input signal from analog (D-Sub) (only [...]

12 PLUG AND PLAY Plug & Play DDC2B Feature T his monitor is equipped w ith VESA DDC2B capabilities according to the VESA DDC S T ANDARD. It allo w s the monitor to inform the host s y stem of its identity and, depending on the level of DDC used, communicate additional information about its display capabili t ies. T he DDC2B is a bidirectional d[...]

13 TECHNIC A L SUPPORT (F A Q ) Problem & Question Possible Solution Po w e r LED is not on *Check if the Po w e r S w itch is in the ON position *Po w er Cord should be connected No Plug & Play *Check if the PC s y stem is Plug & Play compatible * Check if the Video Card is Plug & Play compatible *Check if the D-15 plug pin of Vide[...]

14 Screen image is not centered or sized properl y . * Adjust pixel frequency (CLOCK) and FO CUS or press hot-key (AU T O) Picture has color defects ( w hite does not look w h ite) * Adjust RGB color or select color temperature Horizontal or vertical disturbances on the screen * Use w in 95/98 shut-do w n mode Adjust CLOCK and FO CUS or perform hot[...]

15 ERROR MESS A GE & POSSIBLE SOLUTION C A BLE NOT CONNECTED : 1. Check that the signal-cable is p r operly connected, If the connector is loose, tighten the connector’s scre w s. 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 [...]

16 A PPENDIX SPECIFIC A T IONS Driving s y stem T F T Color LCD LCD Panel Size 51 cm( 20 ") Pi x e l pitch 0.2 58 mm( H )x 0.2 58 mm( V ) Brightness 300cd/ m2 ( T y p ical) Contrast 8 00:1( T y pical) Vie w able angle 1 76 ° (H) 1 76 ° (V) Response time 8ms Gray to Gray R,G,B Analog Interface Video Digital interface(Only Dual-Input Model) H-[...]

17 S w itch • Auto Adjust Key • </V o l u me • >/ V o l u me • Po w e r Button • MENU External Controls: F unctions • 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)[...]

VESA MODES Horizontal Vertical Resolution Total Nominal Frequenc y +/- 0.5kHz Syn c Polarity Nominal Freq. +/- 0.5kHz Syn c Polari ty Nominal Pixel Clock(M Hz) 640 X 48 0 @ 60 Hz 80 0 X5 2 5 31.4 6 9 N 59.9 4 0 N 25.1 7 5 640 X 48 0 @ 72 Hz 83 2 X5 2 0 37.8 6 1 N 72.8 0 9 N 31.5 0 0 640 X 48 0 @ 75 Hz 84 0 X5 0 0 37.5 0 0 N 75.00 N 31.5 0 0 640 X 4[...]

19 15 6 10 11 15 15 - Pin Color Display Signal Cable PIN NO. DESCRIP T ION PIN NO. DESCRIP T ION 1. Red 9. + 5 V 2. Green 10. Logic Ground 3. Blue 11. Monitor Ground 4. Monitor Ground 12. DDC-Serial Data 5. DDC-return 13. H-S y nc 6. R-Ground 14. V-S y nc 7. G-Ground 15. DDC-Serial Clock 8. B-Ground (Dual-Input Model) 24 - Pin Color Display Signal [...]