Manuale d’uso / di manutenzione del prodotto AL2051 del fabbricante Acer
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TABLE OF CONTENTS FOR YOUR SAFETY -------------------------------------------------- 1 SAFETY PRECAUTIONS -------------------------------------- 2 SPECIAL NOTES ON LCD MONITORS ------------------- 3 B.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 & Pl.
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 .
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.
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 p.
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.
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.
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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Acer AL2051 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Acer AL2051 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Acer AL2051 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Acer AL2051 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Acer AL2051, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Acer AL2051.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Acer AL2051. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Acer AL2051 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
