Instruction/ maintenance manual of the product 2350d Dell
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Dell 2350d/dn, 3330dn Service Manual 4 Jan 2010.
Information in this docu ment is subject t o change without not ice. 2010 Dell Inc. All rights reserv ed. Reproduction in a ny manner whatsoe ver without t he written per mission of Dell Inc.i s strictl y forbidden . Trademarks used in this text: Dell and the DELL logo ar e trademarks o f Dell Inc.
T able of contents Gener al info rmatio n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Mainte nance appr oach . . . . . . . . . . . . . . . . . . . . . . . .
Media occ asionall y mispi cks or pi cks multipl e sheets at once . . . . . . . . . . . . . . . . . . . . . . . . . 2-27 Me dia s kews . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ou tpu t bin t es ts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 Fee d Tes ts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Printh ead rem ova l . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 -5 3 Rear do or and rear co ver remo va l . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
No tic es and sa f ety i nforma tion vi i Noti ces and safety in f o rma t ion The fo ll ow i ng l ase r noti ce l abe ls may be affix ed t o this pr int er .
v ii i Se rvic e M anu al A visos sobre el láser Se ce rt ifica qu e, en l os EE .UU. , es ta i mpr es ora cum ple l os re qu isito s para l os pr oduc t os l áse r de C lase I (1) establecid os en .
No ti ces and sa f ety infor mati on ix Laserilm oitus Tämä tul os tin on se r tif ioitu Yh d ys valloi ss a DHHS 21 CFR Su bc hap ter J -st anda rdin m uka iseksi l uo k an I (1) - l as ert uott eek si ja m uua lla IEC 6 0825 -1 -st and ardin m uk aisek si lu ok an I lase r t uo tt ee ks i.
x Ser v ice M an ual A ví s sobre el Là se r Se g ons ha es t a t cer t ificat als Es tats Un its , aqu e s ta impre sso ra comp leix e ls requisits de DHHS 2 1 CFR , apa r tat J , pe ls pr od uctes.
Noti ces and safet y info r mation xi.
xii Ser vice M anual.
Lith ium war ning Safet y i nfor mati on • The saf ety of thi s product is based on tes t ing and appr oval s of the original des i gn and speci fic comp onents . The manuf act urer is not responsi ble f or saf ety in the e vent of use of unaut horize d repl acement par ts .
Siche rhei tshin we ise • Die Sic herhei t dieses Produkts bas ier t auf T est s und Zulass ungen des ursprüngl ichen Modells und besti mmter Bauteile . Bei V er w endung nich t genehmigter Ersatzt eile wird vom Hers teller kei ne V erantw or tung oder Haft ung für die Sicher heit übernommen.
Inf o rmaci ó de Se guret at • La se guretat d'aques t product e es basa en l'a valuaci ó i aprov ació del dis seny origina l i els compo nents especí fics. El f abricant no es f a responsab le de les qüest ions de segur etat si s'uti litz en peces de recan vi no autori tzades .
Preface This man ual contain s maint enance proc edures f or service personne l . It is di vided into the f ollowi ng chapters: 1. Ge ner a l info rma t ion contai ns a general description of t he pr inter and the maint enance approach used to repai r it.
Genera l info r mation 1-1 1. General inf ormatio n minut e on letter-si ze media (29 ppm on A4, 25ppm on le gal). Mai nte nanc e appr oa ch The diag nostic inf orm ati on in this ma nual le ads to the cor rect fiel d r epla ceable uni t (FR U) or part .
1-2 Se r vi c e M anu a l Ove rvi ew of the ope rat or pane l The c ontrol panel c onsist s of these ite m s: • A 4-li ne, l i quid crystal dis pl a y (AP A) that can show bot h graph ics and tex t .
Gene ral inform ation 1-3 Specifica tions Memory Print quality settings Item De ll 235 0dn De ll 333 0dn Stand ard memo ry B M 4 6 Maximum mem ory B M 6 7 5 Optio nal mem ory 128MB 256MB 512MB Optio n.
1-4 Ser vic e Man ua l Conn ect iv i ty and c ompatib ili ty Item Da ta str ea m emulati on s Ho st bas ed pri nting PCL 5e and PCL 6 P ost Scr ipt 3 PPDS migratio n t oo l PDF v1 .
G ene ral inform ation 1-5 Media tra ys and supply capa c ity Item A vai lable i npu t trays Int eg rat ed 250 - sh e e t t r a y 50-sh ee t MP f ee de r 1- sh eet m an ual f eed slot x x Op tional i .
1-6 Se r vi c e M anu a l T ype s of pr int media No te: Ensure tr ays are properly l oaded. Nev er mix media type s withi n a tra y . Source Sizes T ypes W ei ght Input capac i ty* (s heets) Input t .
Genera l info r mation 1-7 Ti ps on p r eve nt in g jam s P aper path A P aper p ath A – B 125.3 m m B Man ual f eed sensor B – C 9.0 mm C U pper end f eed roll s C – D 59.8 mm D I nput senso r D – E 44.9 mm E T ransf er r oll E – F 112.7 m m F Fuser F – G 21.
1-8 Se r vi c e M anu a l Most paper jams can be av oided by corr ectly loading pap er and speci alty media in t he printer . The f ol lowi ng hi nts can help p r ev ent paper j ams: • Use on ly the recommended print medi a. • Do not ov erload the print medi a sourc es.
Genera l info r mation 1-9 Acronym s A CM Aut ocompensat or M echani sm (or paper f eed) A DC Analog- to-digit al Converter A SIC Appl ication Speci fic Integr ated Circuit CBM Complet e Bill Of Mat e.
1-10 Service Manu al.
Diagnost ics info r matio n 2-1 2. Dia gnostic s inf ormat ion Sta r t CA UTION: Unplu g pow er from the printer bef ore conne ct ing or disconnec ting any cab le , assem bly , or electroni c car d. This is a precau tion f or personal saf ety an d to pre v ent da m age t o the print er .
2-2 Se r vi c e M anu a l Ove rvie w of th e oper ator p anel and me nus The op erat or pane l on your pri nter is a 4 -line, bac k-lit , g r a yscale displa y that can show both gr aphics and t ext .
Diagnost ics info r matio n 2-3 K eypa d Use the ke ypad to enter n umbers or symbol s on the dis pla y . Indica tor light The indic at or li ght ind i cate s printer status . • If the ligh t is off , then the printer powe r is off . • If the ligh t i s bl inking gr een, then the printe r is warming up , process ing data, or printing.
2-4 Se r vi c e M anu a l Diag ram o f t he p rint e r menu s The diag ram sho ws t he men u inde x on the operat or panel and the menus and item s avai lable unde r each menu. Not all menus or sel ections will be av ailab le in al l sit uations. These are acce ssed through the driver .
Diagnost ics info r matio n 2-5 Me ssag es an d er r o r co de s Use r atten dance message s The print er contr ol panel dis pl a ys messa ges describ i ng the cur rent state of the pri nter and indicat es possib le print er prob lems that must be reso l ve d.
2-6 Se r vi c e M anu a l Load < sr c> wi th <Cu st om Ty pe Name > • Load the input sou r ce with the correc t type and si ze med i a. • Cance l the c urrent j ob.
Diagnost ics info r matio n 2-7 Prog S ys tem C od e DO N OT P OWE R OF F The printe r is progr amming new sys tem code. W ait f or the mess age to clear and the printer to reset . Wa rn i n g: Do not tu r n the printer off while thi s mess age is disp la yed.
2-8 Se r vi c e M anu a l Cartri dge err or messa ges Error De scription Action 30.XX Cartr i dge err ors 30.01 No buc k et tra nsition out of the top b uck et. If th e car tridge has not been ref illed, the n it usual l y is a mechani cal probl em with the cart ridge .
Diagnost ics info r matio n 2-9 P aper jam er ror c o des (2 00-seri es) No te: The Event log (See “Event log” on page 3- 16 ) wil l lis t any of t hese error s that ha ve occ urred. Repeati ng jam s or jam mess ages ca n be c aused b y an y of the fo llowing : • F ault y/cont aminat ed pic k sole noids or worn cams of the soleno ids.
2-10 Service Manu al 200.0 9 T ransf er servo ne ver sta r t ed Ins pect the L VPS/HVPS. See “Cont rol l er b oard servi ce chec k” o n page 2 -23 . 200.1 2 Media detected at man ual fe eder se nsor wh en not expe cted. P ossib le c auses i nclud e user inser t o f media when motor is r unn ing or pre-st aged media in the tra y .
Diagno stics i nf orm ation 2-1 1 200.2 4 The measur ed gap at the input sensor is to o sm al l to meet the vid eo delive r y r equi rements. (Ther e is not enough t ime sinc e prior i mage f inish ed to st ar t new image) V erify that th e media is appr ov ed.
2-12 Service Manu al 201.0 0 P aper jam betwee n inpu t and ex i t sensor Remo ve the ton er car tridge/ PC kit and chec k f or obst ructions betw een the input sensor and the fuser . if the m edia continues to stop a t the en tranc e or in the f user , then replac e the fuser .
Diagno stics i nf orm ation 2-1 3 202.3 2 Long medi a or shingl ed multi f eed stopped bef ore sending t o duple x. Chec k the paper set ting an d correct if ne eded. Whil e f eedin g alon g the media, and im mediatel y afte r it ente rs the output bin, open the reat door and obscu re the tr ailing edg e and the sensor flag.
2-14 Service Manu al 242.1 0 Second pic k attempt fail ed from T ray 2 Re mov e T ra y 2 and inspect for obst r ucti on i n the paper path. Check th e pick tires f or wear or pap er dust . Replace if nec essary . Check the wea r strips and replac e if necessary .
Diagno stics i nf orm ation 2-1 5 Ser vice err o r codes Service error codes are gener ally non- r ecov er able ex cept in an inte r mitt ent condi tion when the printer can be put in t o POR to tempor ari ly r ecov er from the err or condit ion. Err or Descript ion Actio n Engine sof t war e service err ors 902.
2-16 Service Manu al 922.0 5 Did not roll ov er to a st eady stat e control in time after the hot r ol l la m p detecti on. Replace the fuser . See “Fuser servi ce check” on page 2-26 . 922.0 6 Ho t roll did not rea ch the operati ng temper ature in time (ne w enhanced cont rol).
Diagno stics i nf orm ation 2-1 7 931.0 1 No first hsync Replace the printhe ad. See “Printhea d servic e chec k” on page 2-38 . 932.0 0 L ost hsyncs 932.0 1 L ost hsyncs 933.0 1 Print head boost signal f ailure 934.0 0 Mi r ror motor l ost loc k.
2-18 Service Manu al 937.0 0 Main tr ansport m o tor lost lo ck Replace the main mot or gear driv e. See “Main motor s ervice check ” on pa ge 2-27 937.0 1 Mai n tra nspor t mo tor lost lo ck, detec ted by engi ne cont rol 937.0 2 Ov erspeed det ected during posit ion control 937.
Diagno stics i nf orm ation 2-1 9 959.0 3 Sign ature V er ificat ion Code fai led to authenti cate a code par t iti on . Update fi rm w are and cal l the ne xt lev el of support, or repl ace t he cont roller board. See “Contr oller boar d service chec k” on page 2- 23 .
2-20 Service Manu al 984.x x In val id comm and paramet er receiv ed by the speci died dev ic e Call the ne xt le vel of suppo r t. 990.x x An eq uipment chec k condi tion ha s occur r ed i n th e speci fied de vice , but the de vice is unab le to ident ify t he e xact compone nt fai l ure .
Diagno stics i nf orm ation 2-2 1 Sym p to m tabl es POST sym ptom tabl e No te: I nv est i gate any displ ay ed code s bef ore procee ding with t he se sympto m s. For e xampl e, a missi ng toner car tridge wi ll pr ev ent P OST fr om c omple ting. Symptom Ac tion The ma i n mo tor , cool ing f an, and fu ser do no t come on.
2-22 Service Manu al Pri nter s ymp tom t ab le Symptom Acti on F an noisy or f an not working. See “Cooli ng fan se rvice c heck” on pa ge 2-24 . Fuser parts melted. See “L VPS/HVPS servic e check” on pa g e 2- 26 . T oner not fused to the me dia.
Diagno stics i nf orm ation 2-2 3 Se rvic e ch ec ks Service checks wh ich in volv e measu ri ng vo ltages on the L VPS/HVPS (low v oltage power supply/ high voltag e pow er supply board) sho uld be perfo r med with the print er posi tioned o n its ba ck s i de.
2-24 Service Manu al Coo l i ng fa n se r v ice ch e ck Co ver int er loc k sw itch s er vice ch eck No te: Mak e sur e a print car tridge as semb l y is in stalled and the co ver closes al l the wa y , engaging th e cov er open s witch lev er .
Diagno stics i nf orm ation 2-2 5 Dea d mac hine service c heck CA UTION: Chec k the A C l i ne vo ltage. The v oltage should be within the f ollo wi ng li mits: • 100 V ac ( volts alternating current) – 127 V ac fo r the 110 V printer • 200 V ac – 240 V ac f or the 220 V printer FR U Action L VPS/HVPS Unplug th e printer .
2-26 Service Manu al Fuse r se rvice ch eck When t oner is par tia l ly fu sed to the medi a, it is usual ly cause d by l ow fuser temperat ure. The li ne voltag e to the printer must be withi n the f.
Di agn ostics inf or m ation 2 -27 Ma in m o to r se r vice ch eck FRU Acti on Main motor gear drive Main motor c ab l e L VPS / HVP S Con troller board Warning: Do not repl ace th e operat or pan el and co ntroller boa rd at t he sa me time. Ea ch c ard co ntai ns t he pri nter se tt i ngs .
2-28 Service Manu al Oper ator pane l ser vice c hec k Inspe ct the oper ator panel cable f or dam age. Mak e sure t he cabl e is plug ged in secur ely . Run POST , and chec k each li ght for proper oper ati on. See “P ower–On Sel f T est (POST) sequence ” on page 2-1 .
Diagno stics i nf orm ation 2-2 9 Med ia neve r picks Medi a occa sio nal ly mi spicks o r picks mu lti ple sh ee ts at once Me dia sk ews FR U A ction P aper f eed (pic k tires) t ra y 1 P aper f eed.
2-30 Service Manu al Med ia “tr e es, ” w ri nkles , st acks poorly , or curls P arall el or US B port servi ce chec k 1. P erf or m a print test to make sur e the printer prints cor r ectl y . V erif y that the i ndicat or li ght is on, then print the menu se ttings b y sel ecting Pr int Menu under Utilit i es.
Diagno stics i nf orm ation 2-3 1 Pri nt quality service chec ks No te: Ensure the co ver closes t ightly . A gap i n the ope ning ma y a llo w li ght t o e xpose t he photoc onductor , resul ting i n a ‘dir ty’ pri nt. Ext r eme env ironmental conditi ons, temper atur es, and humidity will aff ect t he print quali ty .
2-32 Service Manu al Black p age No te: Incorr ect laser e xposur e or incorre ct chargi ng of the phot oconductor causes an all bl ack page. Alwa ys ve rify the same resul ts fr om a diff erent print cartridge assemb ly and de velo per befor e proceeding.
Diagno stics i nf orm ation 2-3 3 P ar tial b lank image/whit e spots ( no repea t ing patt ern) V ari atio n in i mag e de ns ity h ori zont al ly across pag e P oor fusi ng of image FR U Action T oner cart ridge ( not a FR U) Remo ve the toner car tridge assem bl y , and gently shak e the assem bl y to ev enly distri but e the t oner .
2-34 Service Manu al Light print Wh ite or black line s o r b ands T o ner o n b ack of p age FR U Action T oner cart ridge ( not a FR U) Mak e sure the t oner ca r tridge and ph otoconduc tor kit are inst alled correct ly and that th e toner cart ridge is not l ow on toner .
Diagno stics i nf orm ation 2-3 5 Solving pri nt qualit y pr oblems No te: Ref er to the print def ects guide at the end of the manu al for r epeati ng def ects. Print quality pr oblems Prob lem Cause / acti on Light or b lurred c har ac t er s. Light print See “Li ght print ” on page 2-34 .
2-36 Service Manu al T oner smea rs or rub s off th e p age. • T oner is not being f used to the pap er . Re place t he fuser . • C hange the medi a te xture set ting i n the dri ver . If speci al media is being used , such as card st ock or label s, then be sure to select the corre ct media type.
Diagno stics i nf orm ation 2-3 7 The print er is on and ind ic ate s r e ady , bu t nothi ng pr ints . • M ake sure the par all el or USB cabl e is n ot damaged and is firmly plugged in to the connect or on the back of the printer . • M ake sure the t oner cartridge assemb ly is inst al led pr oper ly .
2-38 Service Manu al Pri n thead ser vi ce che ck T r ansf er ro ll service ch eck Unex pected ch aracters print , or chara cters are missi ng. • Ensure cor rect printer dri ver is being used . • Select he x trac e mode to determine what the prob l em is .
Di agn ostics inf or m ation 2 -39 T r ay 2 ser vice chec k FRU Acti on T r a y 2 T ur n t he pr int er off. Sepa rate the prin ter fr om T ray 2. T ur n t he pr inte r on a nd che ck t he v o lta g es on conn ector J28 on t he c on tro ll e r bo ard.
2-40 Service Manu al.
Diagnost ic aids 3-1 3. Dia gnostic aids This ch apter exp lains the tes ts and proce dures to ident ify printe r fa ilures and v erify repair s hav e correc t ed the prob lem. Ac cess ing se rvice men u s There ar e diff erent te st men us that can be acc essed during POR to identi f y prob lems with the print er.
3-2 Se r vi c e M anu a l Conf igurati on m enu (C ONFIG MENU) Ente ri n g Co nf ig ur at ion Me nu 1. T urn off t he printe r . 2. Press and ho l d and .
Diagnost ic aids 3-3 Ma int ena nce Coun t V alu e (Main t Cnt V alue ) The M aintenanc e Count V a l ue displ ay s the curren t val ue of th e Maintenanc e Kit cou nter which p r o vides a rough gauge of t he pri nter ’s usage . A sim p le x print jo b increas es the counter b y one, and a duple x print job incr eases the counter b y t wo .
3-4 Se r vi c e M anu a l Repor ts The Rep or ts men u contai ns tw o sel ections: Menu Se t tin gs P age an d Ev ent Log. Menu S ettings P age T o pri nt th e Menu Setti ngs page, pres s . Press to return to th e Configur ation menu. Event Log The e vent log prov ides a history of printer er r ors .
Diagnost ic aids 3-5 Act ion Fo r Pr om pts This se tting determines whi ch i nput sou rce receiv es paper -rel ated or en velope- related cha nge pr o mpts when the y occur . Press to enter Acti on For Pr ompts from th e Configura t ion Menu . The f ollowi ng displ ay s: Press to select a pro mpt.
3-6 Se r vi c e M anu a l Diag no stics m enu Ent ering D iagno stics m enu 1. T urn off t he printe r . 2. Press and ho l d and . 3. T urn on the printer .
Diagnost ic aids 3-7 Registration The Regis trati on menu set tings adjust t he black plane ’ s margins. T o set print re gistrat ion, selec t REGISTRA TION from t he Diagnost i cs m enu. The f ollowi ng will displ ay: Press or to mo ve t o the desir ed setting, and the n pres s .
3-8 Se r vi c e M anu a l Quick T est pa ge Print a Quic k T est page to verify t hat the REGISTRA TION margin v alues are set ap propriatel y . The Quic k T est page consi sts of the f oll owing: •.
Diagnost ic aids 3-9 Har dware T est s This se tting contain s the f ollow ing tes t s: • P anel T est • Butt on T est • DRAM T est • CACHE T est Press or t o scroll throug h the Hard ware T ests men u, and then pr ess to sel ect the desir ed test .
3-10 Service Manu al Du plex T ests The f ollowi ng t est s are used to determine if the duple x is working correct ly: • Qui ck T est • T op Margin • Le ft Ma rg in • Sensor T est • Duple x.
Diagnos tic aids 3-1 1 Duple x Feed 1 1. Selec t Dupl ex Feed 1 fr o m t h e DUPLEX TESTS menu. The fo llowin g will app ear on the dis pl a y: 2. A bla nk page will fee d thr ough the printer . The f ollowi ng wi ll appear on the di splay: 3. Remo ve th e blank page from the printer , an d press to r etur n t o the DUPLEX TESTS menu.
3-12 Service Manu al Ou tput bi n tests The Out put bin t ests set ting is used t o test the pr int er’ s output bins and its senso rs. Fee d Tests This t est veri fies that the medi a from th e pr inter ’ s defa ult input source f eeds t o the speci fic output bi n.
Diagnos tic aids 3-1 3 Prin ter Setup Printer Setup displ ays the f ollo wing selecti ons: • De faults ( U . S.* , N o n-U.S.) • Printed P age Count • P erm P age Count • Serial Nu mber • En.
3-14 Service Manu al Ser ial Nu m ber The s erial nu m ber can only be vi ewed and cannot be c hanged. T o vie w the serial number: 1. Selec t Seri al num ber fr o m PRINTER SETUP . 2. Press Return to retu r n to PRINTER SETUP . Service T ag (onl y on some print ers) The service tag numbe r can only be vie wed and cannot be changed .
Diagnos tic aids 3-1 5 EP Set up EP Setup d ispla ys the f ol lowi ng selec tions: • EP Def aults • Fuser T emper ature (Fuser T emp) • Fuser P age Count • W ar m up Time • T ransf er • Pr.
3-16 Service Manu al A utomatic Darkness Adj ustment (A uto Dark Adj) This se tting attempts to optimi ze the amount of t oner used when printi ng with a specifi c operat i n g po int.
Diagnos tic aids 3-1 7 Print Log Addit ional diagnost ic inf or mation i s av ailabl e when you print the err or log. Some of the addit i onal inf orm ation incl udes: • Detai l ed p rinter inf ormation, includ i ng m odel and serial number • Time and dat e stamps • P age coun ts f or eac h error T o pri nt th e error l og: 1.
3-18 Service Manu al Pri nthe ad as se mbly elec tronic ad ju stme nt No te: Bef ore ali gning the printhead electr onical l y , f irs t al i g n the printhead mechanicall y , i f ne eded. Se e “Pri nthead a ssembly m echanical adjustm ent” on page 3- 19 .
Diagnos tic aids 3-1 9 Pri nthe ad asse mbly me chan ic al adjus tm ent A printh ead needs to be cor rectly pos i ti oned after it has been remov ed. Use a penci l t o mark the scr ew locati ons of the old printhead on the metal frame. Al ign th e ne w pr int head relativ e to the locat ion of the old printh ead.
3-20 Service Manu al 7. If t he grid line s of the rig ht fl ap align bel ow the cor r espondi ng lines on the left flap , then adj ust the printh ead cloc kwise rel ative to the printer , and rechec k.
Repai r i nf or matio n 4-1 4. Repair inf ormation W arning: Read the f oll owing bef or e handl i n g elec t roni c par ts . Ha ndling ESD -sen sit ive pa r ts Man y elect r on ic produc ts use part s that are kno wn to be sensi t iv e to electrost atic disch ar g e (ESD).
4-2 Rem oval proc edur e s Note: • Remo ve the toner ca r tr idge and medi a tra y bef ore re moving other printer par ts. T he toner c ar tr idg e shoul d be pr otected from li ght whil e out of the pri nter . • W e r ecom mend disconn ectin g all e x ternal cab les from the print er to pre vent damage duri ng ser vic e.
Repai r i nf or matio n 4-3 A CM pi ck tire rolle r re moval 1. Place the printer on i ts si de. No te: Be ca re ful to not mar the fi nis h of th e pri nt er . 2. Open the dupl ex j am door just f ar e nough t o pull out t he A CM pick tires . W arning: Open t he dupl ex doo r only f ar enough to remov e the A CM p ick tires .
4-4 4. Rem o ve th e A CM pi ck tire r ol le r (A) . No te: • If t he l eft hub is gra y , then dis c onne ct the old right a nd left tir e/hub ass emblies f rom the ACM, and replace with the new right and le ft ti r e/hub as semblies .
Repai r i nf or matio n 4-5 Bez el removal 1. Open the fr ont a ccess d oor. 2. Fle x the top of the beze l, and disconne ct the latch (A) from the upp er f ront cov er . 3. Disco nnect the bezel f rom the upp er f ront co ver . 4. Re m ove t he be ze l .
4-6 Co ntr ol ler boar d remo v al W arning: • Alwa ys to uch a ground bef ore tou ching the board. • Handle the board car efully b y t he edges . • Nev er r eplace th e operat or panel and contr oller boar d without a succes sf ul POR in bet ween.
Repai r i nf or matio n 4-7 3. Disco nnect all of the cab les from the con troller board. No te: A dr ip guar d ( B) has been adde d belo w t he cont roller board. The drip guard ma y need to be remo ved to access to t he contr oller board. 4. Remo ve the fi ve scr ews (C) from the cont roll er board.
4-8 Co ver op en sens or 1. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al” on page 3-58 . 2. Disco nnect the cab le ( A ) from the contr oller boar d. 3. Use a #1 Phil l ips scr ew driv er to remo ve the scre w ( B) hol ding the sen sor .
Repai r i nf or matio n 4-9 Do or mo unt r emo val 1. Open the fr ont c ov er . 2. Remo ve th e lower front cov er . See “Low er f ront co ver r emo val” o n page 3 -26 . 3. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 4.
4-10 8. Disco nnect the f user li nk (C). 9. Remo ve the thr ee scre ws (D) from the lef t side of the printe r . 10. Remov e the door mount s. C.
Repair inf or mation 4-1 1 Dup lex re moval 1. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al ” on page 3-58 . 2. Remov e the L VPS/HVPS. See “L VPS/HVPS removal ” on page 3-28 . 3. Remo ve the thr ee screws (A) from th e shi eld.
4-12 5. Lif t the dupl ex slig ht ly , pu sh to the left , and t il t to cle ar the right si de of the printer . 6. Remo ve the dupl ex..
Repair inf or mation 4-1 3 Du plex /main motor ge ar dr ive interfac e remo val 1. Remov e the L VPS/HVPS. See “L VPS/HVPS removal ” on page 3-28 . 2. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 . 3. Remo ve th e main motor gear drive .
4-14 6. Remo ve th e screw ( D ) from the gear (E). 7. Remo ve the plas tic b ushing (F)..
Repair inf or mation 4-1 5 8. Use a scre wdriver to pop the ret ai ner cl ip (G) loose f rom the gear . 9. Remo ve the gear (H )..
4-16 F an re mov a l 1. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al” on page 3-58 . 2. Disco nnect the cab le ( A ) from the contr ol ler boar d, and remov e the two scr ews (B) holding th e f an to the right sid e frame .
Repair inf or mation 4-1 7 Fr ont acce ss door r emov al 1. Remo ve the oper ator panel. See “Opera tor panel remov al” on page 3-51 . 2. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 3. Remo ve the upper front guide ass embly .
4-18 6. Disco nnect the MPF from the l ower front co ver . 7. Disco nnect the f user li nk (A) from the front a ccess d oor. A.
Repair inf or mation 4-1 9 8. Disco nnect the fron t access door cab le (B), and pul l it throu gh the ope ning to clear the side fr ame. 9. Disco nnect the fron t access door fr om its hing es, and re m ov e. Inst al lat ion note: a. Inst all a new front ac cess door at its hinge s.
4-20 h. Reins tall the cab le co ver and lat ch, assuri ng t hat t he tab (G) is in place . i. Pul l all the ex cess cab l e thro ugh t he fr ame openi ng at the hinge and in to the controll er board area.
Repair inf or mation 4-2 1 Fus er removal 1. Remo ve the rear e xit guide . See “Rear exit guide asse m b ly with sensor and r eversi ng solen oid rem ova l” on page 3-56 . 2. Rem o ve th e two scre ws (A ). 3. P ar tiall y pull the fus er f orward for better access .
4-22 5. Disco nnect the AC cabl e (C). 6. Disco nnect the t her mistor cab le ( D). C B D.
Repair inf or mation 4-2 3 7. Disco nnect the ex it sensor cab le (E) fro m the control ler board. 8. Re move t he fu s er . No te: • Be caref ul to not damage the gear s dur ing th e fuser in st a llatio n. • Be sure to reinst all the AC cab le during the fuser ins t all ation.
4-24 Left side co ver remo val No te: • Lea ve the f ront door closed when remo ving the lef t side co ver . • Mak e sure th at t he fuse r cables ar e out of the wa y when remo ving the left si de cov er . 1. Remo ve th e paper tr ay . 2. Remo ve the scr ew (A) from the rear left si de of th e pr int er.
Repair inf or mation 4-2 5 4. Swing th e cov er open, and lif t to remo ve the lef t side co ver ..
4-26 Lo wer fr ont co ver r em o val 1. Open the low er f ront cov er . 2. Disco nnect the MPF pins (A) from the right and le ft sid es of the lo wer front cov er . No te: The pict ur e belo w sho w s the E260d , E260dn printer . The lowe r f ront cov er remov al is the same f or all mode l s.
Repair inf or mation 4-2 7 Ins tal la ti on no te : Use a fla thead scr ew driv er to press i n on the door mount (B) while pu l li ng on the front acc ess door to connec t the cov er to the hin ge (C).
4-28 L VPS /H VPS re moval 1. Remo ve the rear d oor cov er . See “Rear door and rear co ver remov al” on page 3-54 . 2. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 3. Place the printer on its top with the rear fa cing y ou.
Repair inf or mation 4-2 9 6. Remov e the four screw s (C) f rom the L VPS/HVPS shiel d. 7. Lif t the L VPS/ HVPS , and dis connect t he t hree cab les (D).
4-30 No te: Squeeze t he clip to remo ve the cab les from thei r connectors (E). 8. Disco nnect the tr ansfer roll cab le (F). 9. Lif t and remov e the L VPS/HVPS.
Repair inf or mation 4-3 1 M ain motor gear d rive remo v al 1. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 2. Disco nnect the f user li nk (A) from the front a ccess d oor. 3. Place the printer on i ts right si de.
4-32 5. Lif t the gear driv e, and disconnec t the main motor gear drive cab le (C). 6. Remo ve the main moto r gear drive ..
Repair inf or mation 4-3 3 Man ual f eed c lutch remo val 1. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 2. Open the fr ont acces s door , and di sconnect the fuser link (A). 3. Place the printer on i ts right si de.
4-34 6. Use a scre wdriver to remo ve th e e-cli p (C) from the manual feed clu t ch . No te: The pict ur e belo w sho w s the E260d , E260dn printer . The manua l f eed clutch remo val is the sam e for all mode l s. 7. Remo ve th e manual fee d clutch (D).
Repair inf or mation 4-3 5 Ma nual feed solenoi d remo val 1. Remo ve the right si de cover . See “Left sid e cov er remov al” on page 3-24 . 2. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 . 3. Open the fr ont a ccess d oor, and place th e printer on i ts right sid e.
4-36 6. Lif t the left doo r m ount (C) awa y fr om the side fram e, and unr oute the cab l e (D) with a spri ng hook. 7. Reins tall the left d oor mount , an d place t he print er on it ’ s top . No te: Be ca reful to not mar th e fin is h of th e p r int er .
Repair inf or mation 4-3 7 Media A CM AS M feed er remo v al 1. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 2. Remov e the L VPS/HVPS. See “L VPS/HVPS removal ” on page 3-28 . 3. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 .
4-38 8. Use a scre wdriver to pop the inne r shaft l ock (B) loose . 9. Remo ve the inne r shaft lock (C) ..
Repair inf or mation 4-3 9 10. Pull out t he auto co mpensator shaft, and rem ov e the spring ( D). 11. Remov e th e auto comp ensator shaft. 12. Disconnect t he spring (E) from the cy l inde r .
4-40 Media feed clut ch with ca ble r em o val. 1. Remo ve th e main motor gear drive . See “Main m otor gear drive remov al” on pa ge 3-31 . 2. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 . 3. Disco nnect the media f eed clutc h cab l e (A) fr om the contr oller boar d.
Repair inf or mation 4-4 1 5. Re move t he e- c lip ( B). 6. Remo ve the media f eed clut ch wi th cab le (C) ..
4-42 M edia manu al inpu t senso r rem ov al 1. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al” on page 3-58 . 2. Place the machi ne on its to p. No te: Be ca reful to not mar th e fin is h of th e p r int er . 3. Disco nnect the se nsor cab le ( A) fr om J23 (MPFS) o n the contr ol ler board.
Repair inf or mation 4-4 3 Re-in st all a tion not e: • Prop o pen the duple x door , an d inser t t he hook end of t he spri ng hook t hrough the frame opening (C) f rom the controll er b oard side . Ex t end t he hook until t he sens or conn ector can be hook ed.
4-44 W arning: Ch eck t o make su re the duple x pap er jam door is in i ts prope r posi tion. If i t is not, t hen th e paper tr ay wil l become lodge d and the print er will need to be replaced .
Repair inf or mation 4-4 5 Mult ipurpose fe eder (MPF) remo v al 1. Open the fr ont a ccess d oor. 2. Remo ve th e f our scre ws (A) f rom the u pper f r ont guide .
4-46 5. Close the front access d oor , and pull up on the MPF b y t he steel shaft until t he MPF lifts fr om its hing es. 6. Disco nnect the MPF from the l ower front co ver .
Repair inf or mation 4-4 7 7. Open the front acces s door , and remo ve t he lower paper guide..
4-48 Mult ip urp o se fe eder (MP F ) fe ed c lutch re m o val 1. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 2. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 . 3. Disco nnect the cab le ( A ) from the contr oller boar d.
Repair inf or mation 4-4 9 5. Remo ve the thr ee scre ws (B) from the lef t side of the printe r . 6. Disco nnect the lef t hinge (C) fro m the fee d clu t ch , and remov e the e-clip (D) . 7. Lif t and remov e the mul t ipurpose feede r (MPF) feed clut ch.
4-50 Na mepl at e r emoval 1. Open the fr ont a ccess d oor. 2. Remo ve the thr ee screw s (A). No te: The pict ur e belo w sho w s the E260d , E260dn printer .
Repair inf or mation 4-5 1 Oper ator panel re mo val 1. Remo ve the n ameplate . See “ Nameplate remo val ” on page 3-50 . 2. Remo ve th e bez el. See “Bezel remov al” on page 3-5 . 3. Remo ve th e f our scr ews ( A) from the d i spla y pl ate .
4-52 P aper input and dup lex sen sor assem bly re mov al 1. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al” on page 3-58 . 2. Remo ve the d uple x. See “ Duplex remo val” on page 3-1 1 . 3. Remo ve the two screws (A ) from the sensors .
Repair inf or mation 4-5 3 Pri nthe ad re mo val 1. Remo ve the top co ver . See “T op co ver assembl y remo val” on page 3- 61 . 2. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al ” on page 4-58 3. Disco nnect the t wo cab les (A), an d unrou te t hem bac k through the fr ame tow ard t he printh ead.
4-54 Re ar do or an d re ar c ove r re m oval 1. Open the rear door . 2. Pull the rear door up at an angle , disco nnect the door from the notch (A ) , and remo ve .
Repair inf or mation 4-5 5 4. Til t th e rear c ov er, and r emo ve ..
4-56 Rea r e xi t guid e assembl y with sensor and r evers ing sole noid re mo va l 1. Remo ve the top co ver . See “T op co ver assembl y remo val” on page 3-61 . 2. Remo ve th e rear d oor and rear co ve r . See “Re ar door and r ear co ver r emo val” on page 3- 54 .
Repair inf or mation 4-5 7 5. Remo ve the sol enoid cab le (C) throu gh the openi ng. 6. Remo ve the narr ow media sens or cable (D) through t he opening. 7. Remo ve the rear e xit guide ass embly . No te: Be careful to not damage th e gears durin g the rear e xit guid e assem bly remo val and rei nstall ation.
4-58 Rig ht side cover assembl y remo val No te: Lea ve t he front cov er closed when remov ing the right side co ver assemb ly . 1. Remo ve the one scr ew (A) from behi nd the paper t ra y . 2. Remo ve the scr ew (B) fr om the botto m right side of the print er.
Repair inf or mation 4-5 9 3. Press the latch es (C). 4. Rotat e the right side cov er asse m bl y out, and remov e. C.
4-60 T o ner level se nsor remo va l 1. Open the fr ont a ccess d oor. 2. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al” on page 3-58 . 3. Disco nnect the toner lev el sen sor cab l e (A) fr om the contr oller board. 4.
Repair inf or mation 4-6 1 T o p co ver assem bl y remov al 1. Open the fr ont a ccess d oor. 2. Remo ve the left si de cover . See “Left side co ver remov al” on page 3-24 . 3. Remo ve the right si de cover . See “Righ t side cov er assembl y remov al ” on page 3-58 .
4-62 7. Lif t the top co ver , and r emov e. No te: • Be su re to li ft the t op co v e r as se mb ly fr o m t he fr ont to rem ove. • During r einst allation, be sure the e xi t guide and the paper b in align c or rect ly . A mismat ch can caus e paper jams.
Repair inf or mation 4-6 3 T r ansf er ro ll remo val No te: A fl ashlight ma y be useful to r emov e the t ra nsf er r oll. 1. Open the fr ont a ccess d oor. 2. At the right side of the t ransf er roll, squeez e the hol der ar ms (A) with the le f t hand while l i fti ng.
4-64 Up per fr ont g uide as semb ly remo v al 1. Open the fr ont a ccess d oor. 2. Remo ve th e f our scre ws (A) f rom the u pper f r ont guide . 3. Remo ve th e upper fro nt gui de.
Repair inf or mation 4-6 5 W ear str ip (tra y 1 an d 250-sh eet tr ay 2) r emo v al 1. Hold th e tra y with the bottom up . 2. Use a spring hoo k to discon nect the strip from the top of the tra y .
4-66 W ear str ip (550-sh eet tra y 2) re m o val 1. Use a spring hoo k to discon nect the strip from the top of the tra y . 2. Lif e the st rip, and r emo ve . No te: When replac ing the strip ( for al l tr ay s): • Caref ully i nser t t he strip f rom t he top of the tra y , and push it down thro ugh the op ening until i t snaps in to pl a ce.
Locat ions a nd connecti ons 5-1 5. L ocations and connections Loc ations Fron t vi ew Re ar v iew Front door Multi-purpose feeder door Operator panel Paper stop Standard output bin System board door .
5-2 S erv ice M an ual Dell 3330dn co ntr o ll er bo ard.
Locati ons a nd c onn ect i on s 5-3 E460d w contro ll er bo ar d.
5-4 S erv ice M an ual Dell 2350d/dn, 3330dn co ntr o ller boar d co nnector pin v a lu es Note: S ee the wiri ng diagram at ba ck o f boo k. Th ese val ues we re m easu r ed with a ll co nnec ti ons m ade (plug ged ) or with only o ne conn ector at a t ime unplu gged t o e x po se t he pins.
Locati ons a nd c onn ect i on s 5-5 J1 7 1, 4 0. 1 V dc 5 V dc Ma in gea r dr ive motor 2, 3, 6 5 V dc 5 G r oun d 7, 8, 9 24 V d c J1 9 U SB po r t J2 1 P ara llel po r t J2 3 1 1 .
5-6 Service Manual.
Prev en tive main t enan ce 6-1 6. P re ve nti ve ma i nt enanc e This ch ap ter des crib es pr oc edu r es f or pr inter p rev en tive m aint en a nc e. Fo ll ow t hese r eco mm enda ti ons t o help preve n t probl ems a nd m aintain op t imum pe rfor m an ce.
6-2 Se r vi c e M anu a l.
Parts Catalog (Dell 3330dn) 7-1 7. Parts Ca ta lo g (Dell 3330dn) How to use t his par ts ca talog The following l ege nd is us ed in th e par ts cata log: • Asm-ind ex : ident ifies the assembly and th e item in the diagram. Fo r examp le, 3-1 in dicates assembly 3 and the ite m numb er 1.
7-2 Ser vic e Man ua l Assembly 1: Cove rs 4 3 1 5 2 9 10 6 7 8 11 12 13.
7-3 Assembly 1: Co ve rs As m - I nd ex Pa r t number Un its/ m ach Un its/ FRU De scr iption 1-1 40X53 73 1 1 T op c ov er a sse mbly 2 40X53 77 1 1 R ear upp er and lower cover a sse mbly 3 40X53 75.
7-4 Ser vic e Man ua l Assembly 2: Ele ctr oni cs 1 5 2 6 3 4 10 11 12 14 7 13 8 9 15.
7-5 Assembl y 2: El ec tr o ni cs As m - I nd ex Pa r t number Un its/ m ach Un its/ FRU De scr iption 2-1 40 X 53 56 1 L CD op erator pane l a ss embly , Dell 3330 dn /E 460d w 2 40X53 44 1 F use r a.
7-6 Ser vic e Man ua l Assembly 3: Fram e 7 1 2 5 6 7 12 8 See instruction sheet in the FRU. 9 10 11 3 4 3.
7-7 Assembl y 3: F rame As m - I nd ex Pa r t number Un its/ m ach Un its/ FRU De scr iption 3– 1 40X53 64 1 T r an sfer ro ll , bea r i ng s, g ea r , sp ri ng (C BM) 2 40X53 72 1 Media ex i t gui de a sse mbly (r ed rive) 3 40X53 97 1 1 Fr on t m ou nts 4 40 X 53 96 N/A 4 4 4 2 2 Screws, mi sce ll aneo us TP 2NCX3X6PF -Ni TP2C-4 .
7-8 Ser vic e Man ua l As sembly 4: O ptions As m - I nd ex Pa r t number Un its/ m ach Un its/ FRU De scr iption NS 40X59 72 1 1 Ja pane s e f on t ca rd a sse mbly NS 40X59 70 1 1 Simpli fi ed Ch i .
7-9 Assembly 5: P ower c or ds As m - I nd ex Pa r t number Un its/ m ach Un its/ FRU De scr iption NS 40X02 97 1 P ower co rd, 1.8M (strai gh t)— USA , Canad a NS 40 X 02 78 1 Po w er cord, 6 f oot.
7-10 Se rvice M an ual.
I nd ex I-1 I nd ex A abbre viati on s 1- 9 acronym s 1 -9 B butt on s ac ces sing ser vice m en us 3 -1 C Ch ar ge Ro ll , di agno sti cs m ode 3-1 5 com patib il i ty 1- 4 c on figurati on ID 3 -1 4.
I-2 S er vice Man ua l N navi ga tion bu tt on s 2- 2 O opera tor p ane l LCD — 2- 2 LED — se rv ice ch eck 2-2 6 LED overvi ew 1- 2 P pa ne l, con trol 1- 2 pa pe r jams ti ps on prev en ting 1- .
I-3 P ar t numb er i ndex (Dell 3330dn) P/N Desc ription Page 40X027 0 Power cord, 1.77 M (straigh t)— Ja p an - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -.
I- 4 Se r vice Manual 40X5385 T oner low sensor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 7- 5 40X5387 L SU, E460dn/E4.
8-1 How to use t his par ts ca talog The fo ll ow i ng l egend is used i n t he pa r ts ca tal og : • As m-i nd ex : I de ntifies t he as sem bly an d t he item in t he diagram. For example, 2 -1 i nd i ca t es as sembly 2 and item num be r 1. • Pa rt number : I de ntifies t he un i que nu m ber t hat i den tifi es this F R U.
8-2 Service Manual Assembly 1: Cover s 3 1 5 2 9 10 4 8 13 11 7 6 12.
Ass embly 1: Covers Asm- Index P art number Units/mac h Units/ FRU Descri ption 1-1 R716D 1 1 T op co ver assem bly 2 P657D 1 1 Rear d oor/cov er assembly 3 T362D 1 1 Operator panel (te xt) 3 F453J 1 .
8-4 S ervice Manua l Assembly 2: Elect r o nics and fram e 1 3 11 12 2 5 6 7 8 9 13 14 17 16 19 15 4 10 18.
8-5 Assembly 2: Electronics a nd fram e As m - I nd ex Part n umber Uni ts/m ach Un its/ FRU De scr iption 2- 1 T 362 D 1 1 Operato r pane l (text) 1 F453 J 1 1 Op erator pane l (D BCS ) 1 Y 857 J 1 1.
Assembly 3: E xc h a ng e un its As m - I nd ex Part nu mb er Units/ mach Un its/ FR U Desc ription NS N40 VH 1 1 E xc h ange un it 10 0 V ba se NS 30 G71 1 1 Exc h ange un it 10 0 V ne t wo rk NS C6N.
8-7 Assembly 4: P ower c or ds As m - I nd ex Part nu mb er Units/ mach Un its/ FR U Desc ription NS 0C86 1 1 1 Un it ed Ki ngd om NS J751 2 1 1 PRC strai gh t 1.
8-8 Service Manual Assembly 5: Misc el lan eous As m - I nd ex Part nu mb er Units/ mach Un its/ FR U Desc ription NS W6 1F8 1 1 11 0 V M aint en ance kit NS M0 XC F 1 1 22 0 V Main t en a nce kit.
8-9 P ar t numb er i ndex (Dell 2350d/dn) P/N Descriptio n Page 05H56 Exc hang e un it TA A/GS A 11 0 V netwo rk - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -.
8-10 Service Manual N828D T rans fer r oll CBM - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 8-5 N845D Tray 2 AC M pick .
J12 J14 J1 1 J10 J8 J9 J100 J7 J5 J4 J13 J502 J27 J28 J23 J25 J24 J26 J17 J501 T oner Patch Sensor Manual Clutch Solenoid MPF Clutch Paper Feed Clutch Paper In Sensor Duplex Sensor T ray 2 Connector MPF Sensor 0 2 9 1 1 2 5V Gnd 5V 5V Gnd 5V 5V Gnd 24V 24V 5V 2.
Dell 2350d/ 2350dn : Recommende d Spare - parts Li st 15 Nov 2010 MFG P/N M FG Par t Descr iption Dell P/N D ell RS L Online D escip tion CRU or FRU Base Uni t DRU1054 110V 2350d US/CA/LA TJ8CR Printe.
DRU0207 ACM TIRE PAP ER FEED T376D Pickup Roll er, 2 tires, 233 0d/ dn, 235 0d/dn CRU DRU0219 T RAY2 ACM TIR E N845 D Pickup Roller, 550 - sheet t ray, 2330d/dn, 2350d /dn CRU DRU0201 OP PANEL ASM T36.
Dell 3330dn : Recommended Spare - parts List 23 Apr 2010 MFG P/N MFG Part Description Dell P/N Dell Part Desci ption CRU or FRU FUSER AND ACC ESSORIE S DRU0217 1 00V FUSER ASM C997J ASSEM BLY, FUSER ,.
DRU0082 O P PANEL ASM H K664T ASSEMBLY, Card, CONTROL PANEL, 3330 F RU DRU0050 O P PANEL ASM H (I CONS ONLY) 5W 5H 3 ASS EMBLY, Card, CO NTROL PANEL, ICON, 3330 FRU DRU0083 N AME PLAT E RING NW H G746.
An important point after buying a device Dell 2350d (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell 2350d yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell 2350d - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 2350d you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 2350d will certainly help you make a decision on the purchase.
If you already are a holder of Dell 2350d, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell 2350d.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 2350d. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 2350d along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
