HP LaserJet 3380 all-in-one service manual - ENWW

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4. Open the print cartridge door and the left-side door to expose the screws (callout 2) thathold the scanner left side cover.2Figure 5-9. Remove the left-side scanner cover (1 of 2)5. Slide the cover toward the back of the product, and remove it.Figure 5-10. Remove the left-side scanner cover (2 of 2)Automatic document feeder (ADF) assembly1. Open the cover.2. Pull the two hinge-tab locking shims straight up (callout 1).104 Chapter 5 Removal and replacement ENWW
3. Slightly close the cover, and then gently lift it up to remove it.1Figure 5-11.Remove the ADF assemblyADF pickup-roller assemblyThe ADF pickup-roller assembly and document-feed guide/cleanout comb are userreplaceableparts, but the ADF separation pad is not. Instructions for replacing the pickuprollerassembly and the document-feed guide/cleanout comb appear in chapter 3 of thismanual and are repeated here. If the ADF has trouble picking paper, the ADF pickup-rollerassembly might need to be replaced.1. Make sure that the product power is off, and then open the ADF cover. Rotate the inputtray up and then away from the scanner.Figure 5-12. Remove the ADF pickup-roller assembly (1 of 5)ENWW Scanner assemblies 105
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hpLaserJet 3380all-in-oneservice
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Copyright Information© 2004 Copyri
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Copy, scan, and start controls ....
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Left and right support covers (fron
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viiiENWW
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Table 7-22. Paper-pickup assembly (
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Figure 3-38. Replacing the ADF pick
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Figure 5-89. Remove the ECU pan (2
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Product configurationHardware descr
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Product featuresThe HP LaserJet 338
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Product identificationModel and ser
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Table 1-3. HP LaserJet 3380 all-in-
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Table 1-6. HP LaserJet 3380 all-in-
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Warranty statementHP PRODUCTHP Lase
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Extended warrantyIn most countries/
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Non-U.S. returnsNon-U.S. customers
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An FCC-compliant telephone cord and
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IC CS-03 requirementsNOTICE: The In
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Safety statementsLaser safety state
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Regulatory information for the Euro
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Operating environmentPlace the prod
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Alphanumeric buttonsUse the alphanu
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Control-panel menu structureUse the
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Table 2-1. Control-panel menu struc
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Product media specificationsThe pro
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Guidelines for using mediaUse the i
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Envelopes with double-side seamsAn
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Loading mediaThis section provides
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Media information for the flatbedUs
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4. Adjust the media guides until th
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46 Chapter 2 Operation ENWW
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Life expectancies of parts that wea
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Cleaning the productWARNING!Before
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NoteThis process requires using a t
Page 70 and 71: 5. Plug the product in, and use the
Page 72 and 73: User-replaceable partsThe following
Page 74 and 75: 8. Reinstall the print cartridge, a
Page 76 and 77: 6. With one hand, position the new
Page 78 and 79: 3. Install the new ADF by inserting
Page 80 and 81: 5. Lower the green lever so that th
Page 82 and 83: 3. Align the tab in the center of t
Page 84 and 85: Basic functionsThis chapter present
Page 86 and 87: The timing diagram in Figure 4-2. P
Page 88 and 89: Table 4-2. Basic sequence of operat
Page 90 and 91: Product startup messagesThe LED dis
Page 92 and 93: Scanner and ADF functions and opera
Page 94 and 95: ADF paper path and ADF sensorsThe f
Page 96 and 97: The ECU controls the following syst
Page 98 and 99: ● +3.3 Vdc: FormatterLaser/beam-d
Page 100 and 101: Paper-motion monitoring and control
Page 102 and 103: 6. Fusing stage—During this proce
Page 104 and 105: ●●●●Wrapping jam—The pape
Page 106 and 107: The following are features that are
Page 108 and 109: Line current controlThe dc current
Page 110 and 111: 94 Chapter 4 Operational overview E
Page 112 and 113: To reinstall the paper lift-plate a
Page 114 and 115: ●●●Unplug the power cord from
Page 116 and 117: Scanner/printer separation required
Page 118 and 119: 4. Lift the right side of the produ
Page 122 and 123: 2. Press the round, green button (c
Page 124 and 125: 2. Unsnap the ADF document-feed gui
Page 126 and 127: 2. Use a #8 torx driver to remove t
Page 128 and 129: Control panel1. Four sliding tabs a
Page 130 and 131: 2. Remove the control-panel chassis
Page 132 and 133: 2. Disconnect four cables from the
Page 134 and 135: ADF scanner glassCAUTIONAvoid touch
Page 136 and 137: 3. Open the left-side door, and rem
Page 138 and 139: External componentsThis section inc
Page 140 and 141: 3. Remove two screws (callout 1).1F
Page 142 and 143: 2. On both sides, pull the connecti
Page 144 and 145: CAUTIONWhen removing the front cove
Page 146 and 147: Printer assembliesThis section incl
Page 148 and 149: Transfer upper guide assemblyNoteIt
Page 150 and 151: 5. To separate the LIU PCA from the
Page 152 and 153: 3. Remove three screws (callout 1).
Page 154 and 155: 5. Remove two screws (one shown in
Page 156 and 157: 2. Remove two screws (callout 1) on
Page 158 and 159: 4. Remove the screw (callout 3) on
Page 160 and 161: Pickup assembly1. Remove the right-
Page 162 and 163: 3. Remove the solenoid clutch gears
Page 164 and 165: 7. If you want to remove the pickup
Page 166 and 167: 7. Remove the right plate assembly.
Page 168 and 169: Bottom assembliesThis section inclu
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9. Gently lift the ECU pan in the p
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6. Remove one screw (callout 3) fro
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158 Chapter 5 Removal and replaceme
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Locations of connectors and switche
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Is the product ready?The control pa
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Does the product receive a fax?Use
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Control-panel messagesThe majority
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Table 6-1. Alert and warning messag
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Critical error messagesCritical err
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Table 6-2. Critical error messages
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Table 6-3. Event-log codes (continu
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Pages do not print.CauseThe product
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Vertical lines appear on the printe
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The toner is loose, and it does not
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Pages are skewed (crooked).CauseThe
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Vertical white stripes appear.Cause
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Vertical white stripes appear.Cause
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Scanned images have black dots or s
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Repetitive image-defect rulerUse th
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3. Grasp the handle on the print ca
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Print is misaligned on the page (sk
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You are notified of a media jam by
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Solving scanner (copier) paper-feed
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Solving problems with digital subsc
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NoteDo not connect more than three
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Functional checksUse the following
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4. Open the print cartridge drum sh
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NoteUse only isopropyl alcohol to c
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●●paper pickup-roller motiondri
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6. Turn on the product. It should s
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2. Use the < or > button to select
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Table 6-4. Fax receive codes (conti
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Table 6-4. Fax receive codes (conti
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Table 6-5. Fax send codesCode Descr
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Table 6-5. Fax send codes (continue
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Table 6-7. Appropriate responsesCom
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Table 6-8. Fax abbreviations (conti
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Figure 6-10.NoteExample of a T.30 t
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Service-mode functionsUse the follo
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4. Use the < or > button to navigat
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To perform NVRAM init1. Turn off th
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Table 6-9. System settings (continu
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Figure 6-13. Main wiring (2 of 2)24
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Locations of connectors and switche
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Ordering parts and suppliesPartsOrd
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Table 7-4. Cables and power cords (
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Scanner assembliesFigure 7-1.Scanne
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Figure 7-2.Scanner covers and ADF25
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Figure 7-3.ADF rollers and separati
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Figure 7-4.Control-panel assembly26
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External assembliesFigure 7-5.Exter
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1 2S1S739S7485S9107S66S9Figure 7-6.
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S11Figure 7-7.Paper tray266 Chapter
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Internal assembliesFigure 7-8.Inter
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S10S7S7S7S5S7S6Figure 7-9. Internal
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S5S8S5S9S5S8S6S5S9S7Figure 7-10. In
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S6S8S5S7S5Figure 7-11.Right plate a
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S5Figure 7-12.Left plate assembly27
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S3S3S2Figure 7-13.Electrical compon
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S9S4S10S9Figure 7-14. Paper-pickup
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S4S9S12S9S10S10S10S10Figure 7-15. P
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S4S4S6S9S4S10Figure 7-16.Fuser asse
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Alphabetical parts listTable 7-24.
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Table 7-24. Alphabetical parts list
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Table 7-25. Numerical parts list (c
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uffer memory 75buttonsalphanumeric
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element, heatingcheck 210operations
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Llabel, model and serial number 6la
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photosensorslocating 88paper feed s
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serial number 6service menu 33servi
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312 Index ENWW
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HP LaserJet 3380 all-in-one service manual - ENWW

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