Manuale d’uso / di manutenzione del prodotto LaserJet 4101mfp del fabbricante HP
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hp L ase rJet 4100mfp 4101mfp ser v ice addendum.
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hp LaserJet 4 100mfp series ser v ic e addendu m.
Hewlett-P ac kard Company 11311 Chinden Boule v ard Boise, Idaho 83714 U.S. A. Copyright I nformation © 2002 Hewlett-P ackard Company All Rights Reserved. Reproduction, adaptation, or translation without prior wr itten permiss ion is prohibited, except as allowed under the copyright laws .
C9148-90 909 T a ble o f contents 3 T ab le of contents List of figures List of tables 1 Product Information Introducti on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Product c onfiguratio ns . . .
4 Table of conten ts C9148-909 09 Layout an d operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 0 Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Walk-up c opy display .
C9148-90 909 T a ble o f contents 5 Scanner c ontroller board conn ectors . . . . . . . . . . . . . . . . . . . . . . . 62 Intermed iate PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Power supp ly . . . . . .
6 Table of conten ts C9148-909 09 7 Troubleshooting Troubleshoo ting process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 Prelim inary operat ing chec ks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2 Installa tion conditi ons .
C9148-90 909 T a ble o f contents 7 8 Parts and di agrams Orderin g parts, su pplies and g etting sup port. . . . . . . . . . . . . . . . . . . . . . 144 Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8 Table of conten ts C9148-909 09.
C9148-90 909 List of figures 9 List of figures Figure 1. Model a nd serial n umber label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 2. Product p arts (front vie w; right side) . . . . . . . . . . . . . . . .
10 List of fi gures C9148-909 09 Figure 50 . Gently p ry the top edge of the left-side cover. . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Figure 51 . Remove the scan-unit left-side c over . . . . . . . . . . . . . . . . . . . . . . . . . . .
C9148-90 909 List of tables 11 List of tab les Table 1. Physical specific ations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 6 Table 2. Performan ce . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12 List of ta bles C9148-9 0909.
C9148-90 909 1 Prod uct Informati on 13 1 Product Inf or mation Introducti on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Product c onfigurations . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14 Produc t Information C9148-9 0909 Introduction With the H P L aserJet 41 00 ser ies multifun ction pr inter ( MFP), a wor kgroup ca n print, make copies, and send digi tal docu ments us ing a sin gle device. Multiple f unction s can occ ur simultaneo usly in the MFP .
C9148-90 909 1 Prod uct Informati on 15 Pr od uct features Pr oduct speed and thr oughput ● copying of letter-s ize media at 25 pages per minute (pp m) or A4-size med ia at 24 pp m ● monochr ome s.
16 Produc t Information C9148-9 0909 Expa ndabl e des ign ● stackable 500-shee t tra y s (up to two a dditional trays can be added to the HP Laser Jet 4100mfp, and one addi tional tray can be ad ded.
C9148-90 909 1 Prod uct Informati on 17 Note T esting per Inte r national S tandard Organizat ion (ISO) 9296. Note “ Operating ” means that the produ ct is copying and printin g continuous ly at 25 ppm. V alues are subject to chang e. See http://www .
18 Produc t Information C9148-9 0909 Media specifications Note This se ction refers to the MFP only . Se e the HP LaserJe t 4100 seri es printe r ser vice manua l f or pri nting speci fications, or see t he Print Media Guide for the HP Las erJet prin ter family for general requireme nts.
C9148-90 909 1 Prod uct Informati on 19 Model and serial numbers The mod el number a nd ser ial number are list ed on an identific ation la bel loca ted unde r neath the control pa nel door .
20 Produc t Information C9148-9 0909 Pr od uct o ve rview Fr ont view Figure 2. Product parts (fr ont view; right side) 1 automa tic docu ment feeder (ADF) input (w ith slid ing media guides) 2 ADF co.
C9148-90 909 1 Prod uct Informati on 21 Ba ck v i ew Figure 4. Product par ts (back view) 1 ADF co nnecto r ca b le 2 straight-thro ugh outp ut door 3 power connect ion (from p ower source to pr int u.
22 Produc t Information C9148-9 0909.
2 Ser vice approac h 23 2 Ser vice approach Service app roach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Major a ssemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Contact HP .
24 Servic e appro ach C9148-9 0909 Service approach Repair o f the pr inter nor mally begins with a three- step proc ess: 1 Isolate th e problem to th e major sy stem (th e host co mputer , the network and/or ser v er , o r MFP major assemblies).
C9148-90 909 2 Ser vice ap proach 25 Conta ct HP Wo r l d W i d e W e b Pr inter dr ivers , updated HP pri nter software, and prod uct and s uppor t infor mation c an be obtained from the following websites: ● U .S., http:/ /www .hp .c om/suppor t/lj4100 ● Europe, http://www .
26 Servic e appro ach C9148-9 0909.
3 Operati on 27 3 Oper ation Using th e ADF unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 General g uideline s for usin g the ADF unit . . . . . . . . . . . . . . . . . . . 28 Using th e glass . . . . . . . . .
28 Operation C9 148-90909 Using the ADF unit The auto matic docum ent feeder (ADF) is a f ast, convenient wa y to f eed multip le-page orig inals f o r copying or dig ital-sendi ng.
C9148-90 909 3 Ope ration 29 Using the glass Y ou can als o use the d igital-se nding and cop ying features b y usi ng the gla ss, located below the ADF . Th e glass can accomm odate le tter- or A4-size and s maller or igin als, books, manual s, receip ts, and simila r docume nts.
30 Operation C9 148-90909 Using the con tr o l panel Lay out and operation Figure 8. Control panel 1 ? (Help): p rovides Help f iles that contain i nformatio n about the control -panel dis pla y when problems oc cur .
C9148-90 909 3 Ope ration 31 Navigat ion By press ing the a rrow na v igation buttons, you ca n shift focus between ob jects on the control - panel di splay to descr ibe the doc ument to be handled a nd the a ctions to be performed. A bold border around a graphic obje ct or a reverse video effect in a text list ind icates t he current f o cus.
32 Operation C9 148-90909 Menus The HP L aserJet 41 00mfp ser ies us es a system of control -panel m enus to set job parameters, set system defaults, and manage p roduct p erf o rm ance and f eatur es.
C9148-90 909 3 Ope ration 33 Menu map The menu m ap is a graphic al repres entation of the MFP menus. Pr ess the MENU button on the control p anel t o gain acc ess to th e main m enu display . For more inf or mation about n a vigati ng the menus, see “ Navigation ” on pag e 31 .
34 Operation C9 148-90909 Figure 12. MFP menu map 2 of 2 Men u map , contin ued.
C9148-90 909 4 Mai ntenance 35 4 Maintenance Cleaning the product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 General g uidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Running t he cleaning page .
36 Maintenan ce C9148-9 0909 Cleaning the pr o duct Gen eral g uid elines P erform the f ollowing c leaning p rocedures whe n you change th e print car tr idge o r when pr int- quality problems occu r . T o minim ize problems, keep the prod uct free fr om dust and de bris.
C9148-90 909 4 Mai ntenance 37 Running the cleaning page Run the cl eaning pag e to keep the fuse r free of toner and paper par ticl es. Accumulation of toner and par ticles can cause s pecks to appear on the fr ont-side o r back-side of your job s.
38 Maintenan ce C9148-9 0909 Figure 14. Remove the clear plastic shee t 4 Use a clean , soft, dr y cloth to wipe the surface of the clear plastic s heet (do not u se an ammonia b ased clean er .
C9148-90 909 4 Mai ntenance 39 User-replaceable parts Replacing user -replace able parts T o ens ure that the pr oduct ma intains opti mal per f or manc e, replace ce r tain pa r ts when the Perform Printer Maintenance message appears on t he produc t control- panel di splay .
40 Maintenan ce C9148-9 0909 HP JetDirect n etwork card T o locate the HP J etDirect net work card, see “ Ba ck vie w ” on page 21 . U ser repla ceable . As required. Memory DIMM T o locate the memory DIMM, see “ Co py processo r board ” on page 57 .
C9148-90 909 4 Mai ntenance 41 Updating p r od uct firmware Downloading a rem ote firmware update The HP LaserJet 41 00mfp pro duct suppor ts rem ote fir mware updates (RFUs).
42 Maintenan ce C9148-9 0909 Using HP W eb JetAdmin (single update) Note This pr ocedure r equires Web JetAdm in version 6.1 or later . Download th e update from the website http://www .hp.com/go/lj 4100_fir mware and f ollow the st eps below to up date a sin gle MFP pr oduct.
C9148-90 909 4 Mai ntenance 43 Windows parallel connection (local printer) Note Download the up date from the website http:/ /www .hp .com/go/l j4100_fir mware a nd f ol low the steps b elow to update th e fir mware on a non-share d loca l prin ter .
44 Maintenan ce C9148-9 0909 T roub leshooting RFU installatio n RFU in stallat ion e rror mess ages The following mess ages ca n appea r on the cont rol-pan el displ a y if t he installa tion is i nterr upted f o r some rea son. T u rn the MFP power off, and then b ack on again.
C9148-90 909 4 Mai ntenance 45 P erforming hard-drive disk initialization Before performing hard-dr ive initializati on, pr int the following MFP inf or mation p ages. Use thes e pages to reset any menu se ttings tha t the user ha s change d from factor y defaults.
46 Maintenan ce C9148-9 0909 NVRAM initia li za tion NVRAM initializ ation sho uld be perfor med immed iately a fter rep lacing th e f or ma tter boar d.
C9148-90 909 4 Mai ntenance 47 Calibration P erforming automatic Cali bratio n The MF P can be automatic ally c alibrated to register scanned images c orrectly . When CALIBRATE SCANNER is selec ted from th e diagnos tic menu, the MF P pri nts a calib ration target p age.
48 Maintenan ce C9148-9 0909 P erf orming man ual calibratio n Manual cal ibration provid es precis e control o f image pl acement. V er tical an d hor izontal image registr y for both the ADF and th e glass ca n be set i ndividuall y .
C9148-90 909 4 Mai ntenance 49 Center adjust ment for the ADF Hint It might b e helpful to reset t he product s ettings to f ac tor y defaults before attempti ng manual calibration .
50 Maintenan ce C9148-9 0909 Side-edge adjustment for the glass Hint It might be helpful t o reset the p roduct setting s to factory def aults b ef ore attem pting manual calibrati on.
C9148-90 909 5 Theor y of operation 51 5 Theor y of operation Introducti on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
52 Theory of operatio n C9 148-90909 Introduction This chapte r presents an ov er view of the relati onships betwe en major compon ents in the MFP . It also pr ovides a gen eral descr iptio n of the f.
C9148-90 909 5 Theor y of operation 53 Light-con version pr ocess When the charged couple d e vi ce rece ives the reflected l ight, it ph oto-electr icall y conv er ts the light to three anal og signals (red-green- b lue, or RGB) .
54 Theory of operatio n C9 148-90909 General descripti ons This sec tion des cribes th e indivi dual MF P compon ents and th eir roles i n the sca nning proce ss. Figure 18 illustrates the r elationshi p between the MFP com ponents. Fi gure 19 ill ustrates the flatbe d-assembly co mponen t locatio ns.
C9148-90 909 5 Theor y of operation 55 Scan-unit components Figure 19. Scan-unit component s 1 2 3 5 7 6 4 8 9 10 11 1 2 3 5 7 6 4 8 9 10 11 1 intake fan 2 inv e r ter cont rol PC B 3 ADF door- open s.
56 Theory of operatio n C9 148-90909 ADF components Figure 20. AD F - u ni t com p o ne nts 7 8 1 2 4 3 6 5 8 1 2 4 3 6 5 8 9 7 1 ADF sepa ration rolle r 2 ADF p ickup roller 3 ADF pi c ku p sol enoi .
C9148-90 909 5 Theor y of operation 57 Copy pr o cessor board This sec tion descr ibes th e operation of the copy processor bo ard (CPB) du ring norm al operatio n of the MF P . This de scr iption is more deta iled than the CPB troublesh ooting ch apter in this manual.
58 Theory of operatio n C9 148-90909 The CPB controls the f o llowing sca nning-proc ess contr ol signals : ● ADF uni t and scan un it operatio n • directs th e scanne r control ler board a bout w.
C9148-90 909 5 Theor y of operation 59 Copy pr ocesso r boar d LEDs The CP B has four light- emitting diodes (LEDs) that ca n be viewed when you f ace th e back of the MFP (c allout 1 ).
60 Theory of operatio n C9 148-90909 ON ON OFF ON ● Commu nication is es tabli s hed betwe en the MIPS proces sor and the PCI bridge . OFF ON OFF O N ● Commu nication is es tabli s hed betwe en the MIPS proces sor and the FP GA. OFF OFF OFF ON ● The FPGA SRAM is chec ked.
C9148-90 909 5 Theor y of operation 61 Scan ner co ntroller bo a rd The sc anner contr oller board co ntrols the o peration of flatbed and ADF component s used i n the follo wing scanning processe s: docum ent transpor tation, document e xpo sure, and im aging.
62 Theory of operatio n C9 148-90909 Scanner contr oller board connectors Figure 23. Scanner controller board connectors (sh ield off) J1201 J1202 J1203 Scanner controller with the shield on J1208 J1206 J1205 J1207 J 1209 PI1201 J1210 T able 10.
C9148-90 909 5 Theor y of operation 63 Interm ediate PCB The inte rmed iate PCB c onnects th e copy process or board an d the ADF to the s canner con troller board. P ower supply The power suppl y conv e r ts ac power from th e source inl et (power cord) to l ow-v oltage dc power .
64 Theory of operatio n C9 148-90909 P ower - supply bloc k diagram Figure 24. Power-supply block diagram.
C9148-90 909 5 Theor y of operation 65 Optical unit The optical un it consists of th e optical unit cha ssis, the scanning lamp, the CCD dr iv er PCB , and the optic al-unit motor . Wh en the power is tur ne d on, the s canner con troller bo ard activates the optical -unit motor, and the unit b egins to move along the rails.
66 Theory of operatio n C9 148-90909 In ver t e r PC B The inv er ter PCB p rovides the cur rent and voltage ph ase the scan ning lam p requires. Scann ing lamp The scanni ng lamp illum inates the sour ce docum ent, which cau ses reflected l ight from the gla ss to be dir ected to the CCD dri v er PCB for document ima ging.
C9148-90 909 5 Theor y of operation 67 ADF document-feed system Overvie w The ADF d ocument- f eed sys tem detects th e presen ce of a sour ce docu ment in the document tra y , p icks up the doc ument and t ranspor ts it th rough the ADF paper path, and the n delivers the source do cument to the ADF o utput.
68 Theory of operatio n C9 148-90909 ADF co ver senso r (PS10) The ADF d oor-open s ensor (P S10) detec ts ADF doo r status (open or closed). If the ADF d oor is opened, a FLATBED COVER OPEN mes sage appe ars on the c ontrol-pan el display .
C9148-90 909 6 Removal and repl acement 69 6 Remo v al and replacement Removal and replaceme nt strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Required to ols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
70 Remova l and re placemen t C9148-909 09 Remo val and replacemen t strateg y This cha pter docu ments the remov al and r eplacement of field re placeable units (FR Us ) only . Reinstal lation is generally t he rev ers e of rem ov al. O ccasi onally , note s are in cluded to provide direction s f or difficult or cri tical replac ement pr ocedures.
C9148-90 909 6 Removal and repl acement 71 Common fastener s T able 12. Common fasteners f ound in the MFP Illustration and description Black self-t apping Ph illips-h ead screw Silver self-ta ppi ng .
72 Remova l and re placemen t C9148-909 09 P ar ts remov al order Use the f ollowing diagram to deter mine the orde r in which par ts must be remov e d (scan unit and ADF units onl y).
C9148-90 909 6 Removal and repl acement 73 User-replaceable parts ADF in put tray 1 Open the ADF cover . Gently pr y the inpu t-tra y hinge pin ( located tow ards the front of th e MFP; cal lout 1) out of its pivot hole. CA UTION The hin ge pin can easily be snap ped off of th e input tray if too much pres sure is applied.
74 Remova l and re placemen t C9148-909 09 ADF pickup r oller 1 Open the ADF cover (callout 1 ). 2 Pull the plastic tab (callout 2 ) to releas e the lower edge of the roll er shiel d. Figure 31. Release the roller s hield 3 Release t he roller shield fro m the two smal l pins (call out 3), a nd remov e it from the pro duct.
C9148-90 909 6 Removal and repl acement 75 4 Slide th e roller toward the ge ar end. Gent ly pr y th e roller-shaft locking tab (c allout 4) away from the roller . Rem ov e the ADF pickup roller. Figure 33. Remov e the ADF picku p roller Hint When re placing the roller , v erify that th e roller g ear and d rive gear are properl y meshed.
76 Remova l and re placemen t C9148-909 09 ADF separation r oller 1 Open the ADF cover , and remove the roller shield. S ee “ ADF pickup roller ” on page 74 . 2 Slide th e roller toward the gear end. G ently pr y th e roller-shaft locking tab (c allout 1) aw a y from the ro ller .
C9148-90 909 6 Removal and repl acement 77 ADF separation pad 1 Open the ADF cover . 2 Press an d release t wo separation locking tabs (cal lout 1; s hown already r eleased). 3 Rotate the s eparation pad until it is per pen dicular to the product. 4 Release the separat ion-pad ar ms ( callout 2 ) b y gentl y pressing th em toward the ADF cov er.
78 Remova l and re placemen t C9148-909 09 ADF unit 1 Disconn ect the AD F cable (callout 1). Figure 37. Disco nnect the ca ble 2 Open the ADF unit , and lift it s traight up and off of the scan unit.
C9148-90 909 6 Removal and repl acement 79 Assemblies and co vers Control-panel door 1 Open the control- panel door, and remov e the pr int car tr idge. Cover the prin t car tr idge to keep it out of d irect light; s ee the HP L aserJet 4100 s eries printe r ser vice ma nual f or print- car tr idge in f o rm ation.
80 Remova l and re placemen t C9148-909 09 5 Remov e one sc rew (callout 4 ), and disc onnect th e top edge o f the groundi ng stri p . Figure 41. Disconnect the control-panel grounding strip 6 Disconn ect the co ntrol-pane l-cable connec tor (cal lout 5).
C9148-90 909 6 Removal and repl acement 81 8 Flex the left ar m (c allout 7) t o the r ight (inward), and move the contr ol-panel d oor toward the rig ht side of the product until the ar m releases. S lide the con trol-panel door toward the left, and rem ov e it f rom the pr oduct.
82 Remova l and re placemen t C9148-909 09 Scan-unit right- side co ver Note If a dup le x access or y is ins talle d, remov e it to acces s the r ight-si de cover mounting screw . 1 Remov e one sc rew (callout 1 ) from the p lastic tab o n the sca n-unit r ight-sid e cov e r .
C9148-90 909 6 Removal and repl acement 83 Copy pr o cessor board 1 Remov e the scan -unit r ight-side cov er . See “ Sc an-unit r ight-sid e cov e r ” on page 82 . 2 Unplug the ADF co nnector cable (callout 1) and remove two screws (callout 2). Figure 47.
84 Remova l and re placemen t C9148-909 09 Scan-unit left-si d e co ver Note If a dup le x access or y is ins talle d, remov e it to acces s the r ight-si de cover mounting screw . 1 Remov e one sc rew (callout 1 ) from the s can-unit l eft-side cover .
C9148-90 909 6 Removal and repl acement 85 3 Pull the cov e r downward and aw ay from the left side of the p roduct. Lift the cover up to release i t, and then remov e it from the produ ct.
86 Remova l and re placemen t C9148-909 09 Intake fan filter 1 Remov e the scan-u nit left- side cover . See “ S can-unit le ft-side cover ” on page 84 .
C9148-90 909 6 Removal and repl acement 87 Forma tter ca g e 1 Grasp the ba ck edge (callout 1 ) of the for matter-ca ge cov er . 2 Pull the cov e r toward the back of the prod uct, and r emov e it. Figure 53. Remov e the formatter -cage cover 3 Remov e two screws (callou t 2).
88 Remova l and re placemen t C9148-909 09 5 T wist th e f or matter awa y fr om the r ight si de of the prod uct, an d unplug th e high-spe ed copy conne ct cable (call out 4).
C9148-90 909 6 Removal and repl acement 89 Scan unit 1 Remo v e t he fo llow i ng cov ers an d as se mbli es: • ADF unit. S ee “ ADF unit ” on page 7 8 . • scan-uni t right- side an d left-side covers. See “ Scan -unit r ight-s ide cov er ” on pag e 82 through “ S can-unit l eft-side cover ” on page 84 .
90 Remova l and re placemen t C9148-909 09 5 Disconn ect the scan unit cable (ca llout 2) und er the glas s. Figure 58. Disco nnect the sc an unit cab le 6 F ace the front of th e product, a nd remov e two screws (callou t 3). 7 Slide th e scan un it toward the back of the prod uct, and r emov e it.
C9148-90 909 6 Removal and repl acement 91 Printing-unit top co ver 1 Remov e the sc an unit. See “ Scan unit ” on p age 89 . 2 Open the rear output door . 3 Remov e two screws (callou t 1) from the back of the prod uct. Figure 60. Remove the top-cover rear-mounting screws 4 F ace th e front of the product, and open the control- panel door.
92 Remova l and re placemen t C9148-909 09 Glass Note It is not n ecessar y to rem ov e the scan uni t from the pr int u nit (as shown) to remove the glass. 1 Remo v e t he ADF as semb ly . See “ ADF un it ” on page 78 . 2 Remov e three scre ws (callout 1).
C9148-90 909 6 Removal and repl acement 93 Scanning lamp 1 Remov e the gl ass. See “ Glass ” on page 9 2 . CA UTION Do not t ouch the l amp , because s kin oils c an create h ot spots. Do not touch the m irror , because finger pr ints will aff ect pr int quality .
94 Remova l and re placemen t C9148-909 09 4 Remov e the ca ble from the c ab l e guides and trough ( callout 4) . 5 Hold the black end (c allout 5), a nd slide the lamp t oward the back of the prod uct (in the direction of the arrow).
C9148-90 909 6 Removal and repl acement 95 Optical unit 1 Remove the following assem blies: • glass. See “ Gl ass ” o n page 92 • scanning l amp . See “ Sc anning la mp ” on pa ge 9 3 . CA UTION Do not touch the m irror , bec ause finger prin ts will af f ec t pri nt quality .
96 Remova l and re placemen t C9148-909 09 3 Center the optical unit in the s can unit t o allow acce ss to the optical-un it drive-belt t ension brack e t (callout 2) . 4 Loosen, but do n ot remove , the tensi on-spr ing brack et screw (callout 3) and swiv el the brack et to release the ten sion on the drive-belt (c allout 4).
C9148-90 909 6 Removal and repl acement 97 Reinstall Note An ytim e the gl as s is remo ved and r eplac ed, cali br ate t h e AD F/sc an uni t. See “ Calibration ” on page 47 . Reinstall Note With the optical uni t install ed, place the optical -unit dr ive-belt onto the dri v e and tensi on gears.
98 Remova l and re placemen t C9148-909 09 ADF door o pen sensor (PS10) 1 Remov e the gla ss. See “ Glass ” on page 92 . 2 Unplug one connect or (callo ut 1). 3 Remov e one screw (callout 2 ). 4 Lift the A DF door se nsor up, and remove it from the product.
C9148-90 909 6 Removal and repl acement 99 Optical-unit dri ve gear/motor assemb ly 1 Remove the following assem blies: • glass. See “ Gl ass ” o n page 92 .
100 Removal and replac ement C9148-909 09 5 Remov e two scr e ws (call out 5). 6 Lift the op tical-uni t drive gear/m otor assem b ly (cal lout 6) up , and remove it from the produ ct.
C9148-90 909 6 Removal and rep lacement 101 Scan-unit power suppl y 1 Remove the following assem blies: • glass. See “ Gl ass ” o n page 92 . • optical unit. See “ Optic al unit ” on page 95 . • optical -unit dr ive gear/motor as sembly .
102 Removal and replac ement C9148-909 09 3 Unplug two co nnecto rs (callou t 2), and rem ov e the m from the plastic ha rn ess retai ners on the power-supply chassis. 4 Remov e two scr e ws (call out 3). 5 Remov e one ground- clip screw (callout 4). 6 Lift the power suppl y up , and r emov e i t from the scan un it.
C9148-90 909 6 Removal and rep lacement 103 In verter PCB 1 Remov e the gl ass. See “ Glass ” on page 9 2 . CA UTION The product co ntains c omponents that are sen sitive to electr ostatic dis charge ( ESD). Always perform se r vice wor k at an ES D-protect ed worksta tion.
104 Removal and replac ement C9148-909 09 Scan ner contr olle r PCB 1 Remov e the f o llowing ass emblies: • cop y pr oc essor b oa rd (CPB) . See “ Co py proces sor bo ard ” on pa ge 8 3 . • glass. See “ Glass ” on page 92 • optical unit.
C9148-90 909 6 Removal and rep lacement 105 4 Reach thr ough the copy proces sor board cavity , an d grasp the scanner controll er PCB. Figure 80. Grasp the scanner controller PCB 5 Slide th e scanner controller away from th e product to disconn ect it.
106 Removal and replac ement C9148-909 09 Intake fan 1 Remov e the f o llowing ass emblies: • cop y pr oc essor b oa rd (CPB) . See “ Co py proces sor bo ard ” on pa ge 8 3 . • glass. See “ Glass ” on page 92 . • optical unit. See “ Opt ical unit ” on page 95 .
C9148-90 909 6 Removal and rep lacement 107 4 Discon nect the 10-p in scanner controller P CB con nector (call out 2) to p rovide access to the fan air duct (cal lout 3). Use care wh en removing the f a n air duct ( callout 3) to prev en t bending or breaki ng its locking t ab .
108 Removal and replac ement C9148-909 09.
C9148-90 909 7 T rou b leshooting 109 7 T roub leshooting Troublesho oting proce ss . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 Prelimin ary operatin g checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 Installati on condition s .
110 Troubles hooting C9 148-90909 Determin e where medi a jams occur . . . . . . . . . . . . . . . . . . . . 140 Is the MFP is misfeed ing or cre ating mul tifeed jam s . . . . . . . . 140 Isolate a media brand . . . . . . . . . . . . . . . . . . . . .
C9148-90 909 7 T rou b leshooting 111 T r ou bleshooting pr ocess The trou bleshooting p rocess is a sy stematic a pproach that addre sses the prim ar y problems first, and then o ther pro b l ems, to disc ov er the causes f o r MFP mal functions an d errors.
112 Troubles hooting C9 148-90909 Preliminary oper ating c hecks V er ify t hat the con ditions in the following list s are me t before troubleshooti ng a spec ific MFP problem. Installation conditions ● The MFP i s plugge d in, and spe cified p ow er is delivered.
C9148-90 909 7 T rou b leshooting 113 Basic tr o ub l eshooting process fl ow Figure 85. Basic troubleshooting flowchart.
114 Troubles hooting C9 148-90909 Basic tr oubleshooting V er ify t hat the con ditions in the following list s are me t before troubleshooti ng a spec ific MFP problem.
C9148-90 909 7 T rou b leshooting 115 4 Is the c op y function operat iona l? Place the configuration page into the ADF input and cop y it. The page should feed smoothly through the flatbed path and copies should pr int without print-quality prob l e ms .
116 Troubles hooting C9 148-90909 P o wer-on def ects T able 16 . P ower malf unctions Item S olutio n ADF unit o r scan un it does n ot functio n. ● Print a print-engin e test (see the H P LaserJ et 4100 ser ies pr in ter se r vi ce manu al for more i nform atio n) .
C9148-90 909 7 T rou b leshooting 117 T r ou bleshooting with t he control panel The tables in th is sectio n explain commo n messag es that might appear on the control -panel disp la y . Within each table, the messag es and the ir meaning s are li sted in a lphabetical order , w ith numbered m essages li sted at th e end of the tables.
118 Troubles hooting C9 148-90909 Interpret the event log Each individual entr y in the log i s called an error , whi le all err ors that occur at th e same pa ge count ar e called an e vent. Events usual ly concl ude with a t ime-out o r no respo nse from the de vice (error 66.
C9148-90 909 7 T rou b leshooting 119 Displa y the event log The dis play ed event log allows the c ustomer to scroll through the contents of the ev e nt log from the con trol panel. Se lect th is to display the 50 most recent ev ents , with the most re cent first.
120 Troubles hooting C9 148-90909 Contr ol-panel messages Be sur e to read th e exact te xt o f the con trol-panel message, inc luding th e error message numbe r (not all error me ssages display an error numb er) and the text, in order to loca te the error message in the tables.
C9148-90 909 7 T rou b leshooting 121 Check Cables A nd Cycle Po wer Commu nic ati on between the printer f or matter and the cop y processor b oard has f ailed. 1. V er ify that the high-s pee d cop y connect cab le between t he formatter a nd the co py proc essor board i s corr ectly co nnect ed (see “ For m a t t e r c a g e ” on page 87 ).
122 Troubles hooting C9 148-90909 30.0.01 or 30.0.02 SCANNER I/O FAILURE CHECK COPY CON NECT CARD Comm unicat ion has f ailed betw een the cop y proc essor bo ard and t he f or matter .
C9148-90 909 7 T rou b leshooting 123 30.1.19 Scan Fai lure The sca nning lam p does not illuminate . Inv er ter PCB or scanni ng lamp f ailure . 1. V erify that the scanning lamp briefly illumin ate s wh en the prod uc t ’ s pow er is turned on (op en the flat bed cov er to vie w the lamp and then turn the po wer on).
124 Troubles hooting C9 148-90909 T r ou bleshooting with the copy pr ocess or boar d The table in this se ction is a quick reference sou rce for troubleshoo ting comm on copy proces sor board (C PB) f ailur es that mi ght occur after or dur ing C PB initial ization.
C9148-90 909 7 T rou b leshooting 125 T able 19. T roubleshooting cop y processor boar d LEDs LED pattern (LJ4100mfp and LJ4101mfp only) Contr ol panel display M FP functionality Action OFF OF F OFF OFF Non e (no po wer) ● Print (a config uration page)-n o ● Cop y (from the ADF or gl ass)-no ● Send (digi tal sending)-no 1.
126 Troubles hooting C9 148-90909 User -level and ser vice-le vel diagnostics ADF paper -path test The pape r-path tes t can be us ed to verify that v ar ious pape r paths ar e working proper ly or to troubleshoot pr oblems with tray config uration . T o print a paper-path test 1 Press t he MENU button.
C9148-90 909 7 T rou b leshooting 127 Service-level diagnostics Service men u The se r vice menu MF P comma nds shou ld be use d only by autho rized se r vice person nel. Y ou can gai n acce ss to th e ser vice m enu only by using the ser vice PIN code 0441000 2 .
128 Troubles hooting C9 148-90909 Jam tr ou bleshooting Media ja ms occu r when media either does not reach o r does n ot clear the document-d etect sensor (PS1) an d leading -edge sens or (PS2) in a spe cific amoun t of time ( see “ ADF doc ument- f e ed syst em ” o n page 67 and “ A DF compo nents ” on pa ge 5 6 ).
C9148-90 909 7 T rou b leshooting 129 Clearing repeated ADF jams 1 Check to see that media is correctl y loaded in tra ys and th at the ADF input tray guides are corr ectly ad just e d (see “ General ADF jam t roubleshooting ” on page 128 ). 2 T r y tur ning ov er the stack of pa per in the tray .
130 Troubles hooting C9 148-90909 Ev alu ate the inf ormation pages F rom th e MFP control panel, you can pr int page s that give details about the MFP and its cur rent configura tion.
C9148-90 909 7 T rou b leshooting 131 Figure 89. Sample configuration page Hint If an HP JetDi rect EIO c ard is in stalled, an HP JetD irect conf iguration p age will als o be pri nted.
132 Troubles hooting C9 148-90909 JetDirect pa ge Use the J etDirect pag e to view current ne twork sett ings, to help troubleshoot MFP p roblems, or to verify networ k statisti cs or protocol inf or mation . JetDire ct-page el e ments A. HP JetDirec t con fig urati on B.
C9148-90 909 7 T rou b leshooting 133 Supplies status page Use the s upplies st atus page to view current printer supply s tatus, to help t roubleshoot MFP problems, or to verify MFP informati on. Supplies-page elements A. Supplie s-ord ering i nformat ion B.
134 Troubles hooting C9 148-90909 Usage page The us age page is design ed to fit into a pa y-per-pag e (PPP) mo del. A r eseller can con figure the usage pa ge with i nstruc tions tha t a user c an send the informati on back to t he resell er in orde r to prepar e bills.
C9148-90 909 7 T rou b leshooting 135 File director y page Use the fi le directo r y page to view current d irector y str uctures, to help troublesho ot MFP problems, or to ver ify storage capa bilities. File-dir ectory-pa g e ele ments A. Director y informati on Figure 93.
136 Troubles hooting C9 148-90909 Image-formation tr ou bleshooting When wor king wi th users, obtai n a prin t sample b ef ore trou b l eshootin g the MFP . A lso , a sk the user to descri be the qua lity expected from the MFP . T he pr int sample helps c larify the user ’ s descr iption of the problem.
C9148-90 909 7 T rou b leshooting 137 Checki ng the print car tridge Image-forma tion de f e cts are ofte n the resul t of problems with the pr int car tr idge. Us e the following list to verify that the p rint car tr idge is still op erating co rrectly .
138 Troubles hooting C9 148-90909 Image-def ect tables Hint The ima ge defects descr ibed in this sec tion are associ ated with the ADF un it and the scan un it. F or more infor mation ab out image d efects and their c auses, see th e HP Lase rJet 4100 s eries pri nter ser vice manual.
C9148-90 909 7 T rou b leshooting 139 P age sk ew The ADF u nit or scan u nit needs to be calib rated. ● Calibrate t he scan unit. See “ Cali brati on ” on page 47 and/or “ P e r f or ming manual calibr ation ” on page 48 . ADF inpu t tra y guides are not properly adj usted.
140 Troubles hooting C9 148-90909 Media troub leshooting Media defects can c ause ja ms and im age defects. If the previously des cribe d conditi ons are correcte d and the pr inting problem is n ot corrected, continue to i nv esti gate the me dia as the source of the defect.
C9148-90 909 7 T rou b leshooting 141 Isolate a media brand If the MF P jams with only one brand of med ia: ● T r y switching me dia brands. ● If the paper ream in use appears to be ol d, open a fresh ream of the same pap er and load it proper ly into the MFP .
142 Troubles hooting C9 148-90909 Wiri ng diagrams Figure 94. Wiring diagram.
C9148-90 909 8 P ar ts and di agrams 143 8 P ar ts and diag rams Orderin g parts, supplie s and getting support . . . . . . . . . . . . . . . . . . . 1 44 Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
144 Parts and dia gr ams C9148-9 0909 Ordering par ts, supplies and g etting suppor t Pa r t s Order r eplacement p ar ts from the following website : http://www .hp.com/ssg/par ts/direc t_order .html Related documentation and software Order doc umentati on and soft ware from the si tes listed in table 24.
C9148-90 909 8 P ar ts and di agrams 145 Accessories The following items a re av ai lable through your local author ized HP d ealer . T o f ind a deal er near you, call the HP Customer Inf or m ation Center at (1)(800) 752-09 00. Hint Optiona l 2-MB and 4-M B Flash DIMMs ar e a vailab le f or the HP 4100 Las erJet ser ies pr inter .
146 Parts and dia gr ams C9148-9 0909 Common h ard ware The produc t has si x commo n f as teners. See table 27 f o r a descr iptio n of these sc rew types. HP Laserjet 4100 differences The HP L aserJet 41 00mfp and th e HP Lase rJet 4101mfp are based o n the HP 41 00 ser ies pri nter .
C9148-90 909 8 P ar ts and di agrams 147 How to use the par ts lists an d diagrams The fig ures in this chapte r illustrate the major subassem blies in the M FP and t heir com ponent par ts. A ta ble (par t numb er list ) f ol lows each exploded assembly diagram.
148 Parts and dia gr ams C9148-9 0909 P ar ts lists a nd diagrams Figure 95. Covers 1 2 3 4 5.
C9148-90 909 8 P ar ts and di agrams 149 T a ble 29. Cover s P art Numbe r Description Reference RB2-8751 -000CN Handle , face -up 1; Figure 95 RB2-8757 -000CN C ov er , side left 2; Figure 95 RB2-875.
150 Parts and dia gr ams C9148-9 0909 Figure 96. Top-c ov er ass embly 1 2 4 3 5 7 6 8.
C9148-90909 8 Parts and diagrams 151 Table 30. Top-cover assembly Part Number Description Reference RG5-6563-000CN Control-panel assembly 1; Figure 96 C9148-69002 Exchange Control-panel assembly 1; Fi.
152 Parts and dia gr ams C9148-9 0909 Figure 97. Scan unit (1 of 2) 10 2 3 4 5 7 8 1 11 6 9 12 13.
C9148-90 909 8 P ar ts and di agrams 153 T a ble 31. Scan unit (1 of 2) P art Numbe r Description Reference RH7-3074 -000CN Lamp , scanner 1; Fi gure 97 RG1-4124- 000CN Optical unit (com es with the s.
154 Parts and dia gr ams C9148-9 0909 Figure 98. Scan unit (2 of 2) 6 1 4 2 3 5 7 8 9 10 11 12 13 14.
C9148-90 909 8 P ar ts and di agrams 155 T a ble 32. Scan unit (2 of 2) P art Numbe r Description Reference RG1-4120- 000CN ADF door-open sensor a s semb ly (PS10) 1; Figure 98 RG1-4122- 000CN Scan-un.
156 Parts and dia gr ams C9148-9 0909 Figure 99. Glass , formatter, CP B, and cables 1 2 3 4 5.
C9148-90 909 8 P ar ts and di agrams 157 Note T o find the par t numbers for a hard disk, memor y DIM Ms, JetDirect car d, or oth er accessor ies, see “ Acc essor ies and supplies ” on page 145 .
158 Parts and dia gr ams C9148-9 0909 Figure 100. ADF unit (1 of 2) 2 3 4 1.
C9148-90909 8 Parts and diagrams 159 Note Only replace the entire ADF unit if all attempts to troubleshoot the unit at a component level have failed or if the ADF unit component that has failed is not a service part (it has no part number). See “Troubleshooting” on page 109 .
160 Parts and dia gr ams C9148-9 0909 Figure 101. ADF unit (2 of 2) 1 2 3 4 5.
C9148-90 909 8 P ar ts and di agrams 161 Table 35. ADF unit (2 of 2) P art Numbe r Description Reference RF5-380 8-000CN Separ ation-pad assem bly 1; Figure 1 01 RS6-2572 -000CN Spring, c ompress ion .
162 Parts and dia gr ams C9148-9 0909 Alphabetical par ts list T able 36. Alphabetical par ts list P art Nu mber Descript ion Ref. RG1-4120 -000CN ADF door-o pen sens or assemb ly (PS10) 1; Figure 9 8.
C9148-90 909 8 P ar ts and di agrams 163 RF5-380 4-000CN Mylar-she et holder 4; Figure 100 RG1-4124- 000CN Op tic al uni t (comes w ith the scan nin g lam p and r ibbon cable) 2; Figure 97 RG5-6644- 0.
164 Parts and dia gr ams C9148-9 0909 Numerical par ts list T able 37 . Numerical p arts li st P art Nu mber Descript ion Ref. 5969-866 0 High-speed copy c onnect c able 4; Figure 9 9 C7844 -679 01 Fo.
C9148-90 909 8 P ar ts and di agrams 165 RG1-4124- 000CN Op tic al uni t (comes w ith the scan nin g lam p and r ibbon cable) 2; Figure 97 RG1-4127- 000CN Gl ass assem bly 1 ; Figure 99 RG1-4131- 000C.
166 Parts and dia gr ams C9148-9 0909.
C9148-90 909 Index 167 Inde x Symbols ? (Help) key 30 A accessories included 14 ordering 145 acclimation, environment 112 ADF (automat ic document feeder) blank pages, troubleshooting 138 cable, locat.
168 Index C9148- 90909 copying control panel keys 30, 31 features 15 operations overview 52 resolution 15, 16 skew specifications 17 speed 15, 16 status bar 31 troubleshooting 115, 123 using ADF 28 us.
C9148-90 909 Index 169 FPGA operations 57, 60 FRUs (field replaceable units) alphabetical list 162 numerical list 164 ordering 144 part numbers 147 removing and replac ing 24, 70 user-replaceable 39 f.
170 Index C9148- 90909 mylar strip, cleaning 36, 37 N networks, firmw are updates 4 2, 43 numbers, part alphabetical list 162 numerical list 164 NVRAM initialization 46 O operations ADF document-feed .
C9148-90 909 Index 171 RFUs (remote firmware updates) configuration page 130 HP Web JetAdmin procedures 42 installation 41 troubleshooting 44, 119 Windows parallel connection procedures 43 right-side .
172 Index C9148- 90909 troubleshooting basic steps 111, 114 configuration page 130 control panel 114, 116 copy processor board (CPB) 121 , 124 copying 115 diagnostics 126 error messages 120 file direc.
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*C9148 * *C9148 * -90909 -90909 C914 8-90 909 http://www .hp .com/support/lj4100mfp http://www .hp .com/support/lj4101mfp.
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 HP LaserJet 4101mfp 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 HP LaserJet 4101mfp - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso HP LaserJet 4101mfp imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul HP LaserJet 4101mfp ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il HP LaserJet 4101mfp, 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 HP LaserJet 4101mfp.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il HP LaserJet 4101mfp. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo HP LaserJet 4101mfp 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.
