AOC LM740 manuale d’uso

LM74 0 17” TFT LCD Monitor User ’s M anu al By Envision Peripheral s Inc . www .A OCmonitor.com[...]

i FOR YO UR SAFETY Before operating th e monitor, please read th is manual th orou ghly . This manual should be retain ed for future reference . FCC Class B Radio Frequ ency Interference St atement W A RNING: (FO R FCC CERTIF IED MO DELS) NOTE: Th is eq uipme nt ha s bee n test ed an d foun d to co mply w i th th e l imits for a Class B digit a l d[...]

ii PRECAUT IO NS: • Do not u se the mon itor near wat er, e.g. n ear a bath tub, w ashbowl , kitche n sink, laund ry tub, swimmi ng pool or in a w et baseme nt. • Do not place th e monitor on an un stabl e cart, sta nd, or t able. I f the mo nitor falls, it can in jure a perso n and cause ser ious da mag e to the appl ian ce. Use only a cart or[...]

iii c ir cui t pa rts ca us in g a fi re or el ect ric s hoc k. Ne ver s pi ll l iqu i ds on th e monitor . • D o not attem pt to serv ice the monitor by your self. Open ing or removing covers can expose y ou to dang e r ous volt ages and ot her haz ards. Plea se refer a ll serv icing to quali f ie d ser vice p ersonn el. • Do not pu ll or b en[...]

iv GE NER AL NOT ES The foll ow i ng sy mpto ms are n ormal w ith LC D moni tor and d o no t i ndi cat e a pro ble m. • Due to the natur e of the fluor escent l ight, the scree n may fli cker during initia l use. T urn of f the Power Switch and the n turn it on agai n to make sure t he flicker dis app ears . • Y o u may find slig htly unev en b[...]

v OTHER NOTES • The scre en su r face is very so ft . Do not rub, tou ch o r ta p the scre en sur face with sh arp ob ject s uch as pe n or pencil . T his c ontact m ay s cratch or damage t he screen. These damages ar e not cover ed under the w arranty . • T urn y our comp uter OFF before i nstal ling yo ur new monitor . Refer to your computer [...]

vi Disclaimer Envisio n Periphe rals I nc. mak es no repre sentati ons or war rantie s, eit her ex pressed or imp lied, w ith respect to t he content s hereof an d specifical ly dis claims any w arranties, mer chant ability or fitne ss for any par ticular pur pos e . Furth er , Envis ion Periph erals Inc . reserv es the rig ht to revise this p ubli[...]

vii T abl e of C on t e nts 1 1 Import ant Safety Inst ructions ........... .......... ........... ........... i 2 2 Features ........ .............. .......... .............. .............. .......... ....... 2 3 3 Unp ack ing the Monitor ............ ... ... ....... .... ... .... ... .... ... .... ... 3 Inst allati on and Remov al of the Base…?[...]

1 1 1 Imp or tant S afe ty In stru ct ion s Please rea d the foll owing safety in str u cti ons bef ore inst a l ling or cl eaning y our AOC mo nitor: 1. Un pl ug t he mo n i to r ’s po we r c a bl e f ro m th e wa l l ou tle t be f o re c lea ning . Do not u se l iqu id or a eros ol cl ean ers. Use a s of t clot h to clea n th e monit or ho usi [...]

2 2 2 Features Y our AOC LM 7 4 0 M onit or f eat ur es: ♦ SXG A (1280 x 10 24 pi xel ) R esol uti on L CD P anel ♦ High B rightness – 27 0 cd/m 2 (typical) ♦ High Contr ast Ratio – 500:1 (ty p ical) ♦ Tr ue Colour Displa y With FRC support fo r 1 6.7M colours, the A OC LM 740 mon it or offers y o u better image qual ity. ♦ High Quali[...]

3 3 3 Unpacking th e Monitor Pl eas e ch ec k th at t he f ollow i ng i tem s are inc lud ed w it h y our m onit or . I f t hey a re mis sing o r da maged , pl ease c ontac t your plac e of pur chase immediately . Monit or 1 pc 1 pc 1 pc 1 pc Signal Cable Pow er Cable QSG (Qui ck Sta rt Guide) CD User’ s Manual Inst al lati on and Removal of the [...]

4 4 4 Hardware Installation Your monitor is equipped wit h an automatic power sup ply with a voltage rang e from 100 to 2 4 0 Volts AC a t a frequency of 50 to 60 H z. Make sure that y ou r local power sup ply is within the supported ra nge. If you are unsure, pleas e co ntac t y our elec tr ici ty sup plie r. T o i nst all y our AOC LM 740 monit o[...]

5 5 5 Windows driver Installation The A OC LM 740 is f ul ly Wind ow s com pat ib le so no sp ecif ic wi ndo w s dr iv ers are requi red to b e load ed . Windo w s 98, ME, and 2 000 The f i rst tim e y ou st ar t W i nd ows af ter co nne cti ng y our new m onit or , t he s ys tem w ill detect the monitor and automatically start the A dd New Hard w [...]

6 6 6 Setting the Display Resolution Choosing The Best Resolut ion All Liquid Cry stal Display s (L CDs) have a fix ed r esolution t hat is the s ame as t he max imum res olut ion t hat may be d is pla ye d on th e L CD . I n th e c ase of t he LM740 the LCD resolution i s 1280 x 1024 pixe ls. This is also k nown as the “n ativ e” res olut i on[...]

7 Suppor ted Graphics M odes and Refresh Rate Selection There is no nee d to choose the h ighest possibl e refresh rat e when using a n LCD monitor . It is not technically possi ble for an LCD m onitor to fli cker . Even at a refresh rate of 60 Hz y ou will get an abs olutely flicker-free imag e. For b est r esu lt s, it is i mpo rt ant t hat you s[...]

8 ca us ed by th e sig n al f rom t he VGA ca rd if it does not co rre sp ond wi th t he us ua l st an d ar d. Thi s i s not how ev er , a p robl em w it h t h e m on it or . I f it is s t i l l v isib le af te r us in g t he A ut om atic adjus tm ent, you c an usua lly im prov e t he display ed im age by manually adjusting the phas e, h orizonta l[...]

9 7 7 Adju sting the Monitor Pi ctur e Op t im i sati o n The eas ie st w ay to obt ai n an opt imal pi ctur e is b y using t he Au t o but ton fo r 2 sec ond s. T his only w orks r el iab ly if th e gra phi cs ada pt or is set to use one of t he mo nit or ’ s f act ory modes (s ee Ta b l e 1 in th e prev ious ch apt er) a nd if y ou are dis play[...]

10 (fro m le ft to right) Men u Ent er OS D me nu. Ent er subm enus or s ele ct i t ems wi thin OSD men u. ! Move the selection cursor u pwards within the OSD menu. " Move the selection cursor d ownwards within the OSD me nu. # Adj us t OSD f u ncti ons. (De c re ase) $ Adjust OSD func t i ons. (Incr ease) SELECT /A U T O Au toma ti call y ad [...]

11 Tracking A djustment Position A djustment[...]

12 Colo r A dju stmen t Othe r[...]

13 8 8 Frequently Asked Q uestions The image is blur red, ho w can I get t h e b est qualit y pic tur e? ♦ Re ad ch apter 6, Se ttin g the D ispla y Resolu tio n , and select a gra phics sig nal w it h th e cor rec t r eso lut io n a nd ref res h rat e. T hen r ead c hapt er 7 , Ad jus ti ng th e M onit or , and make adjustm ents to t he display [...]

14 No image is di splay e d, w hat can I do? ♦ Che c k t hat the l ight (LED) ne xt to the monit or’s power butto n is lit and is green in colour. If the LED i s green, press t he MENU button on t he monitor t o a c c e s s t h e O n S c r e e n D i s p l a y . I f t h e m e s s a g e NON PRES ET MODE appe ars ther e, please read c hapte r 6, S[...]

15 T he di spl ay sh o w s O U T OF F R EQUENC Y e r ro r mess age: ♦ Re ad ch apter 6, Se ttin g the D ispla y Resolu tio n , and select a gra phics signal with the correct resol uti on and r efr es h rate.[...]

16 9 9 Specifications Model: AOC LM74 0 Disp lay Ch aract erist ic s Display T y pe 17“ acti ve mat rix T hin Fi lm T ransisto r Liquid Cry stal Display V i e wa b l e Di ag on al A rea 43. 18 cm / 17” Nati ve (Ma xi mum) Re solu tio n 1,280 x 1, 024 pixel s Colors 16.7 million (6 bpp+dithering) Contrast Ratio 50 0:1 (t y pical ) Brightness 270[...]

17 Input Signa l Line Frequency 31 - 83kHz multi-f requen cy I mage F r equ ency (Re fr esh R ate) 56 - 7 5Hz Wi thi n the para met e r s de t a iled in ch apt er 7 Video Signal RGB analogue (P ositive p olarity ) 0. 7 Vp p/75 Ohm Sy nchronization TTL sep ar at e, composit e TT L Signal Connection 15-pin mini D-sub c able Phys ica l Cha racte ris t[...]