Manuais de utilizador para HP color laserjet m251

índice analítico

• Theory of operation

  19
  • Basic operation

    20
    • Major product systems

      20
    • Product components

      21
    • Sequence of operation

      22
  • Engine control system

    23
    • DC controller

      24
    • Low-voltage power supply

      25
    • High-voltage power supply

      26
  • Laser/scanner system

    27
    • Laser failure detection

      27
  • Image-formation system

    28
    • Image-formation process

      28
    • Latent-image formation stage

      29
      • Step 1: primary charging

        30
      • Step 2: laser-beam exposure

        30
    • Developing stage

      30
      • Step 3: development

        31
    • Transfer stage

      32
      • Step 4: primary transfer

        32
      • Step 5: secondary transfer

        32
      • Step 6: separation from the ITB

        33
    • Fusing stage

      33
      • Step 7: fusing

        33
    • ITB cleaning stage

      34
      • Step 8: ITB cleaning

        34
    • Drum cleaning stage

      35
      • Step 9: drum cleaning

        35
  • Pickup-and-feed system

    36
    • Jam detection

      37
  • USB flash drive

    38
• Solve problems

  39
  • Solve problems checklist

    40
  • Menu map

    42
    • Print a menu map (LCD control panel)

      42
    • Print a menu map (touchscreen control panel)

      42
  • Troubleshooting process

    43
    • Pre-troubleshooting checklist

      43
    • Power-on checks

      45
  • Tools for troubleshooting

    46
    • Component diagnostics

      46
      • LED diagnostics

        46
        • Network LEDs

          46
        • Control panel LEDs

          47
      • Control-panel diagnostics

        48
      • Engine diagnostics

        48
        • Engine test

          48
    • Diagrams

      49
      • Plug/jack locations

        49
      • DC controller PCA

        50
      • Locations of major components

        52
      • General timing chart

        54
      • General circuit diagram

        55
    • Internal print-quality test pages

      56
      • Interpret the Print Quality Page

        56
      • Print a cleaning page

        56
        • Print a cleaning page (LCD control panel)

          57
        • Print a cleaning page (touchscreen control panel)

          57
      • Configuration page

        57
        • Print a configuration page (LCD control panel)

          57
        • Print a configuration page (touchscreen control panel)

          58
    • Print-quality troubleshooting tools

      59
      • Repetitive image defects

        59
      • Calibrate the product to align the colors

        59
    • Control-panel menus

      60
      • Setup Menu

        60
        • HP Web Services

          60
        • Reports menu

          61
        • Self Diagnostics menu

          62
        • System Setup menu

          63
        • Service menu

          66
        • Network Setup menu

          68
        • Quick Forms menu

          69
      • Function specific menus

        70
        • Apps

          70
        • USB Flash Drive

          70
    • Interpret control panel messages

      71
      • Control panel message types

        71
      • Control panel messages

        71
        • 10.X00Y Supply Error

          71
        • 49 Error, Turn off then on

          72
        • 50.x Fuser Error

          72
        • 51.XX Error

          72
        • 54.XX Error

          72
        • 55.X Error

          73
        • 57 Fan Error, Turn off then on

          73
        • 59.X Error

          73
        • 79 Error Turn off then on

          74
        • Black Cartridge Low

          74
        • Black in wrong position

          74
        • Black Very Low

          74
        • Cleaning

          75
        • Cyan Cartridge Low

          75
        • Cyan in wrong position

          75
        • Cyan Very Low

          75
        • Device error, press OK

          76
        • Door open

          76
        • Genuine HP supply installed

          76
        • Incompatible <color>

          76
        • Incorrect supplies

          76
        • Install <color> cartridge

          77
        • Invalid driver Press [OK]

          77
        • Jam in Tray 1, Clear jam and then press OK

          77
        • Load tray 1 Press [OK] for available media

          77
        • Load Tray 1 <TYPE> <SIZE>, Press OK to use available media

          77
        • Load Tray 1, <PLAIN> <SIZE> / Cleaning mode, OK to start

          77
        • Magenta Cartridge Low

          78
        • Magenta in wrong position

          78
        • Magenta Very Low

          78
        • Manual Duplex Load Tray 1, Press OK

          78
        • Memory is low. Press OK.

          79
        • Misprint, Press OK

          79
        • Print failure, press OK. If error repeats, turn off then on.

          79
        • Rear door open

          79
        • Remove shipping lock from <color> cartridge

          80
        • Remove shipping locks from cartridges

          80
        • Replace <color>

          80
        • Supplies low

          80
        • Unexpected size in tray 1 Load <size> Press [OK]

          80
        • Unsupported <color> Press [OK] to continue

          81
        • Used <color> in use

          81
        • Used <color> installed, to accept press OK

          81
        • Used supplies in use

          81
        • Yellow Cartridge Low

          81
        • Yellow in wrong position

          82
        • Yellow Very Low

          82
    • Event-log messages

      82
  • Clear jams

    88
    • Jam locations

      88
    • Clear jams in the paper input tray

      88
    • Clear jams from the output bin

      90
    • Clear jams from the rear door

      90
  • Solve paper-handling problems

    92
    • The product picks up multiple sheets of paper

      92
    • The product does not pick up paper

      92
  • Solve image quality problems

    93
    • Use the correct paper type setting in the printer driver

      93
      • Change the paper type setting for Windows

        93
      • Change the paper type setting for Mac

        93
    • Adjust color settings in the printer driver

      94
      • Change the color theme for a print job

        94
      • Change the color options

        95
    • Use paper that meets HP specifications

      95
    • Print a cleaning page

      96
      • Print a cleaning page (LCD control panel)

        96
      • Print a cleaning page (touchscreen control panel)

        96
    • Calibrate the product to align the colors

      97
    • Check the toner cartridges

      97
      • Print the Supplies Status page

        98
      • Inspect the print cartridge for damage

        98
      • Repeating defects

        99
    • Use the printer driver that best meets your printing needs

      99
  • Solve performance problems

    101
    • Factors affecting print performance

      101
      • Print speeds

        102
    • The product does not print or it prints slowly

      103
      • The product does not print

        103
      • The product prints slowly

        104
  • Solve product connectivity problems

    105
    • Solve direct-connect problems

      105
    • Solve network problems

      105
      • Poor physical connection

        105
      • The computer is using the incorrect IP address for the product

        105
      • The computer is unable to communicate with the product

        106
      • The product is using incorrect link and duplex settings for the network

        106
      • New software programs might be causing compatibility problems

        106
      • The computer or workstation might be set up incorrectly

        106
      • The product is disabled, or other network settings are incorrect

        106
    • Solve wireless network problems

      107
      • Wireless connectivity checklist

        107
      • The control panel displays the message: The wireless feature on this product has been turned off

        108
      • The product does not print after the wireless configuration completes

        108
      • The product does not print, and the computer has a third-party firewall installed

        108
      • The wireless connection does not work after moving the wireless router or product

        108
      • Cannot connect more computers to the wireless product

        109
      • The wireless product loses communication when connected to a VPN

        109
      • The network does not appear in the wireless networks list

        109
      • The wireless network is not functioning

        110
  • Service mode functions

    111
    • Service menu

      111
      • Service menu settings

        111
      • Restore the factory-set defaults

        111
        • Restore the factory-set defaults (LCD control panel)

          112
        • Restore the factory-set defaults (touchscreen control panel)

          112
    • Secondary service menu

      112
      • Open the secondary service menu (LCD control panel)

        112
      • Open the secondary service menu (touchscreen control panel)

        112
      • Secondary service menu structure

        113
    • Engine resets

      114
      • Engine test page

        114
      • Cold reset

        114
      • NVRAM initialization

        114
  • Product updates

    115
• Service and support

  117
  • Hewlett-Packard limited warranty statement

    118
  • HP's Premium Protection Warranty: LaserJet print cartridge limited warranty statement

    120
  • Data stored on the print cartridge

    121
  • End User License Agreement

    122
  • OpenSSL

    124
  • Customer support

    125
  • Repack the product

    126
• Product specifications

  127
  • Physical specifications

    128
  • Power consumption, electrical specifications, and acoustic emissions

    128
  • Environmental specifications

    128
• Regulatory information

  129
  • FCC regulations

    130
  • Environmental product stewardship program

    131
    • Protecting the environment

      131
    • Ozone production

      131
    • Power consumption

      131
    • Paper use

      131
    • Plastics

      131
    • HP LaserJet print supplies

      131
    • Return and recycling instructions

      132
      • United States and Puerto Rico

        132
        • Multiple returns (more than one cartridge)

          132
        • Single returns

          132
        • Shipping

          132
          • Residents of Alaska and Hawaii

            133
      • Non-U.S. returns

        133
    • Paper

      133
    • Material restrictions

      133
    • Disposal of waste equipment by users in private households in the European Union

      133
    • Chemical substances

      133
    • Material Safety Data Sheet (MSDS)

      134
    • For more information

      135
  • Declaration of conformity

    136
  • Declaration of conformity (wireless model)

    138
  • Safety statements

    141
    • Laser safety

      141
    • Canadian DOC regulations

      141
    • VCCI statement (Japan)

      141
    • Power cord instructions

      141
    • Power cord statement (Japan)

      141
    • EMC statement (Korea)

      142
    • Laser statement for Finland

      143
    • GS statement (Germany)

      143
    • Substances Table (China)

      144
    • Restriction on Hazardous Substances statement (Turkey)

      144
  • Additional statements for wireless products

    145
    • FCC compliance statement—United States

      145
    • Australia statement

      145
    • Brazil ANATEL statement

      145
    • Canadian statements

      145
    • European Union regulatory notice

      145
    • Notice for use in France

      146
    • Notice for use in Russia

      146
    • Korean statement

      146
    • Taiwan statement

      147
• Index

  149