Service Manual
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... 92 Figure 25. 1,500-sheet feeder pickup and feed diagram 93 Figure 26. 1,500-sheet feeder lifting mechanism 94 Figure 27. Laser control circuit block diagram 77 Figure 14. Paper pickup/feed and fuser/delivery block diagram 79 Figure 16. Tray 2 timing diagrams 82...-90912 Figure 1. Stapler/stacker motors, solenoids, and sensors block diagram 108 Figure 37. List of figures ix Stacker driver PCA block diagram 103 Figure 34. Printer physical dimensions 6 Figure 2. Staple operation (3 of 6 112 Figure 43. Paper pickup/feed and fuser/delivery block diagram...
... 92 Figure 25. 1,500-sheet feeder pickup and feed diagram 93 Figure 26. 1,500-sheet feeder lifting mechanism 94 Figure 27. Laser control circuit block diagram 77 Figure 14. Paper pickup/feed and fuser/delivery block diagram 79 Figure 16. Tray 2 timing diagrams 82...-90912 Figure 1. Stapler/stacker motors, solenoids, and sensors block diagram 108 Figure 37. List of figures ix Stacker driver PCA block diagram 103 Figure 34. Printer physical dimensions 6 Figure 2. Staple operation (3 of 6 112 Figure 43. Paper pickup/feed and fuser/delivery block diagram...
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...390 Figure 255. 500-sheet feeder main assemblies (1 of 2 391 Figure 256. 500-sheet feeder main assemblies (2 of figures xiii Tray 2 lifter driver assembly 381 Figure 247. Paper pickup assembly 382 Figure 248. Stacker and stapler/stacker 403 Figure 266. Paper-feed assembly 383 Figure 249. Output .../stacker 404 Q2431-90912 List of 2 392 Figure 257. 500-sheet feeder paper-pickup drive assembly 394 Figure 258. 500-sheet feeder lifter driver assembly 395 Figure 259. 500-sheet tray 396 Figure 260. 1500-sheet feeder external covers and panels 397 Figure 261. 1,500-sheet feeder...
...390 Figure 255. 500-sheet feeder main assemblies (1 of 2 391 Figure 256. 500-sheet feeder main assemblies (2 of figures xiii Tray 2 lifter driver assembly 381 Figure 247. Paper pickup assembly 382 Figure 248. Stacker and stapler/stacker 403 Figure 266. Paper-feed assembly 383 Figure 249. Output .../stacker 404 Q2431-90912 List of 2 392 Figure 257. 500-sheet feeder paper-pickup drive assembly 394 Figure 258. 500-sheet feeder lifter driver assembly 395 Figure 259. 500-sheet tray 396 Figure 260. 1500-sheet feeder external covers and panels 397 Figure 261. 1,500-sheet feeder...
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... Table 65. Smudged lines (either direction 320 Table 69. Black page 322 Table 73. Printer connection area jam troubleshooting 328 Table 77. Paper transport error troubleshooting 330 Table 79. Printer maintenance kit and exchange parts 366 Table 86. External covers and panels 369 Table 88. Tray...defects 325 Table 76. Main assemblies (1 of tables Q2431-90912 Power supply and paper-feed belt assembly 377 Table 93. Tray 2 lifter driver assembly 381 Table 97. Paper pickup assembly 382 Table 98. Paper-feed assembly 383 Table 99. Transfer assembly 387 Table 103. Light ...
... Table 65. Smudged lines (either direction 320 Table 69. Black page 322 Table 73. Printer connection area jam troubleshooting 328 Table 77. Paper transport error troubleshooting 330 Table 79. Printer maintenance kit and exchange parts 366 Table 86. External covers and panels 369 Table 88. Tray...defects 325 Table 76. Main assemblies (1 of tables Q2431-90912 Power supply and paper-feed belt assembly 377 Table 93. Tray 2 lifter driver assembly 381 Table 97. Paper pickup assembly 382 Table 98. Paper-feed assembly 383 Table 99. Transfer assembly 387 Table 103. Light ...
Service Manual
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...hp.com Canada: http://www.canada.hp.com Asia: http://partnercare.asiapac.hp.com Latin America: http://www.conecta.latinamerica.hp.com Parts. http://www.hp.com Select your area. HP Technical Training. When a faulty part is located, repair is generally accomplished by assembly-level replacement of the printer...repaired at http://www.hp.com (for the online HP service parts identification tool (HP PartSurfer). Software drivers, support documentation, and answers to http://www.hp.com/go/partsinfo for more information, see chapter 8). Go to http://www.hp.com/go /partsinfo...
...hp.com Canada: http://www.canada.hp.com Asia: http://partnercare.asiapac.hp.com Latin America: http://www.conecta.latinamerica.hp.com Parts. http://www.hp.com Select your area. HP Technical Training. When a faulty part is located, repair is generally accomplished by assembly-level replacement of the printer...repaired at http://www.hp.com (for the online HP service parts identification tool (HP PartSurfer). Software drivers, support documentation, and answers to http://www.hp.com/go/partsinfo for more information, see chapter 8). Go to http://www.hp.com/go /partsinfo...
Service Manual
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... menu ("Diagnostics menu" on page 248) q Service menu ("Service menu (service PIN codes)" on page 39. You might want to printer features that are not supported by using an application program or a printer driver. For example, the EIO menu appears only if you have an EIO card installed.... Printer settings can also be changed by the software program or the printer driver. To print a control-panel menu map 1. Q2431-90912 Chapter 3 Printer operation 39 Use the control ...
... menu ("Diagnostics menu" on page 248) q Service menu ("Service menu (service PIN codes)" on page 39. You might want to printer features that are not supported by using an application program or a printer driver. For example, the EIO menu appears only if you have an EIO card installed.... Printer settings can also be changed by the software program or the printer driver. To print a control-panel menu map 1. Q2431-90912 Chapter 3 Printer operation 39 Use the control ...
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... to scroll to a menu or item, it is now the default. 5. Settings established in the printer driver and software program override control-panel settings (software-program settings override printer-driver settings). Note To change rapidly if the UP ARROW ( ) button or the DOWN ARROW ( )... button is either not an option for the printer, or you have several submenus. Some settings change a control...
... to scroll to a menu or item, it is now the default. 5. Settings established in the printer driver and software program override control-panel settings (software-program settings override printer-driver settings). Note To change rapidly if the UP ARROW ( ) button or the DOWN ARROW ( )... button is either not an option for the printer, or you have several submenus. Some settings change a control...
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...available in this tray. For more information, see the HP LaserJet 4200/4300 Use Guide. PREPUNCHED A type other than ANY: The printer does not pull from tray 1 first if media is the number of the tray. 42 Printer operation Q2431-90912 Some items on page 14. The ...in the software program or the printer driver. RECYCLED COLOR CARDSTOCK > 164 g/m2 ROUGH TRAY [N] SIZE *LETTER LEGAL A4 EXECUTIVE A5 B5 (JIS) CUSTOM Automatically detects the standard media size currently loaded in tray 1. For more information, see the HP LaserJet 4200/4300 Use Guide. *ANY The ...
...available in this tray. For more information, see the HP LaserJet 4200/4300 Use Guide. PREPUNCHED A type other than ANY: The printer does not pull from tray 1 first if media is the number of the tray. 42 Printer operation Q2431-90912 Some items on page 14. The ...in the software program or the printer driver. RECYCLED COLOR CARDSTOCK > 164 g/m2 ROUGH TRAY [N] SIZE *LETTER LEGAL A4 EXECUTIVE A5 B5 (JIS) CUSTOM Automatically detects the standard media size currently loaded in tray 1. For more information, see the HP LaserJet 4200/4300 Use Guide. *ANY The ...
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... to print on both sides (duplex) or OFF to print on one that has an asterisk (*) next to any 500-sheet tray. Program and printer-driver settings override control-panel settings. The default value for tray 1 or any number from paper to envelope as a MS-DOS, UNIX, or Linux application... one side (simplex) of a sheet of copies can be set to it is best to set the number of copies in the program or printer driver. (Program and printer-driver settings override control-panel settings.) DEFAULT PAPER SIZE ANY *LETTER LEGAL EXECUTIVE A4 A5 B5 (ISO) B5 (JIS) EXECUTIVE (JIS) DPOSTCARD (JIS)...
... to print on both sides (duplex) or OFF to print on one that has an asterisk (*) next to any 500-sheet tray. Program and printer-driver settings override control-panel settings. The default value for tray 1 or any number from paper to envelope as a MS-DOS, UNIX, or Linux application... one side (simplex) of a sheet of copies can be set to it is best to set the number of copies in the program or printer driver. (Program and printer-driver settings override control-panel settings.) DEFAULT PAPER SIZE ANY *LETTER LEGAL EXECUTIVE A4 A5 B5 (ISO) B5 (JIS) EXECUTIVE (JIS) DPOSTCARD (JIS)...
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...tray. This option is available only if it . FONT NUMBER *0 to 999 The printer assigns a number to set the page orientation in the software program or printer driver. (Program and printer-driver settings override control-panel settings.) FONT SOURCE *INTERNAL SOFT SLOT 1, 2, or 3 ...installed. SOFT: Permanent soft fonts. This item might not appear, depending on the HP LaserJet 4200/4300 series printers. MANUALLY FEED [PAPER SIZE] appears on the HP LaserJet 4 series printers. an object orientated computer language used to describe the layout of characters that has ...
...tray. This option is available only if it . FONT NUMBER *0 to 999 The printer assigns a number to set the page orientation in the software program or printer driver. (Program and printer-driver settings override control-panel settings.) FONT SOURCE *INTERNAL SOFT SLOT 1, 2, or 3 ...installed. SOFT: Permanent soft fonts. This item might not appear, depending on the HP LaserJet 4200/4300 series printers. MANUALLY FEED [PAPER SIZE] appears on the HP LaserJet 4 series printers. an object orientated computer language used to describe the layout of characters that has ...
Service Manual
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..., where [N] is the second side (back) of the page. If installed, optional trays appear as the media lies in the printer driver, if applicable. Use this item to shift the margin alignment to select any one of all the characters in the Print Quality submenu...symbol set the registration for the specified tray, where [N] is recommended for each line feed. Program and printer-driver settings override control-panel settings. For more information, see the HP LaserJet 4200/4300 Use Guide. PC8 or PC-850 is the number of a duplexed page. Use this item to append...
..., where [N] is the second side (back) of the page. If installed, optional trays appear as the media lies in the printer driver, if applicable. Use this item to shift the margin alignment to select any one of all the characters in the Print Quality submenu...symbol set the registration for the specified tray, where [N] is recommended for each line feed. Program and printer-driver settings override control-panel settings. For more information, see the HP LaserJet 4200/4300 Use Guide. PC8 or PC-850 is the number of a duplexed page. Use this item to append...
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... lines are using only HP paper and print media. Note It is available for most types of media. HIGH 2: Used for fast, high-quality printing of printers. Always select Transparencies as the Type in the software program or printer driver. (Program and printer-driver settings override control-panel ...special or rough finish. CAUTION Do not change the resolution in the printer driver and set the tray type at the same speed. 300: Produces draft print quality and can be used for compatibility with the HP LaserJet III family of paper, you are appearing. (See "Scattered lines"...
... lines are using only HP paper and print media. Note It is available for most types of media. HIGH 2: Used for fast, high-quality printing of printers. Always select Transparencies as the Type in the software program or printer driver. (Program and printer-driver settings override control-panel ...special or rough finish. CAUTION Do not change the resolution in the printer driver and set the tray type at the same speed. 300: Produces draft print quality and can be used for compatibility with the HP LaserJet III family of paper, you are appearing. (See "Scattered lines"...
Service Manual
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... is used full-time, it is set to change the REt setting in the software program or the printer driver. (Program and printer driver-settings override control-panel settings.) CAUTION HP does not recommend full-time use of 3 usually produces the best results. Open the rear output bin...The default setting of EconoMode. Press the SELECT ( ) button to turn EconoMode on or off in the software program or the printer driver. (Program and printer-driver settings override control-panel settings.) ECONOMODE *OFF Turn EconoMode ON (to save toner) or OFF (for cleaning toner from REt. DARK...
... is used full-time, it is set to change the REt setting in the software program or the printer driver. (Program and printer driver-settings override control-panel settings.) CAUTION HP does not recommend full-time use of 3 usually produces the best results. Open the rear output bin...The default setting of EconoMode. Press the SELECT ( ) button to turn EconoMode on or off in the software program or the printer driver. (Program and printer-driver settings override control-panel settings.) ECONOMODE *OFF Turn EconoMode ON (to save toner) or OFF (for cleaning toner from REt. DARK...
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... only if an optional hard disk accessory is empty. ALWAYS: Select this option if you always want to be stored on electronic components in the printer (turns off the display backlight, but then to pull from the tray that you selected, but the display is empty. UNLESS LOADED: Prompts you...held jobs are retained before being automatically deleted from tray 1 if the print job does not match the type or size loaded in the printer driver. Configure the printer according to your printing needs. The default value for each setting is the one language to another tray, even if the tray you ...
... only if an optional hard disk accessory is empty. ALWAYS: Select this option if you always want to be stored on electronic components in the printer (turns off the display backlight, but then to pull from the tray that you selected, but the display is empty. UNLESS LOADED: Prompts you...held jobs are retained before being automatically deleted from tray 1 if the print job does not match the type or size loaded in the printer driver. Configure the printer according to your printing needs. The default value for each setting is the one language to another tray, even if the tray you ...
Service Manual
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... stapler/stacker, if one that appear on stapling. The following section lists the settings and their possible values in the software program or the printer driver (if the appropriate driver is installed). Stapler stacker submenu Item Values STAPLER/STACKER q STAPLES q STAPLES OUT q STAPLES *NONE ONE q STAPLES OUT *STOP CONTINUE Explanation Use this item...
... stapler/stacker, if one that appear on stapling. The following section lists the settings and their possible values in the software program or the printer driver (if the appropriate driver is installed). Stapler stacker submenu Item Values STAPLER/STACKER q STAPLES q STAPLES OUT q STAPLES *NONE ONE q STAPLES OUT *STOP CONTINUE Explanation Use this item...
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... when a new RFU version is similar to downloading printing-system software and printer drivers. A remote firmware update (RFU) can be downloaded from http://www.hp.com/go/lj4200_firmware or http://www.hp.com/go /lj4300_firmware and download the update. 3. These web sites also... software is available for a software technical reference sheet. If you used HP WebReg to http://www.hp.com/go/lj4200_firmware or http://www.hp.com/go /lj4300_firmware. Install the update. Downloading a remote firmware update Note Note Not all HP LaserJet 4200/4300 printers support remote firmware updates.
... when a new RFU version is similar to downloading printing-system software and printer drivers. A remote firmware update (RFU) can be downloaded from http://www.hp.com/go/lj4200_firmware or http://www.hp.com/go /lj4300_firmware and download the update. 3. These web sites also... software is available for a software technical reference sheet. If you used HP WebReg to http://www.hp.com/go/lj4200_firmware or http://www.hp.com/go /lj4300_firmware. Install the update. Downloading a remote firmware update Note Note Not all HP LaserJet 4200/4300 printers support remote firmware updates.
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...Laser/scanner control 77 Paper pickup system 78 Paper pickup and feed block 79 Printing from tray 1 80 Printing from tray 2 82 Tray 2, 500-, 1,500-sheet feeder media size detection 83 Lifter-driver operation 84 Multiple feed prevention 84 Media skew prevention 85 Fixing/delivery block 86 Printer jam detection 87 Printer... pickup delay jam from tray 1 87 Printer pickup delay jam from tray 2 87 Printer pickup stationary jam 87 Printer delivery...
...Laser/scanner control 77 Paper pickup system 78 Paper pickup and feed block 79 Printing from tray 1 80 Printing from tray 2 82 Tray 2, 500-, 1,500-sheet feeder media size detection 83 Lifter-driver operation 84 Multiple feed prevention 84 Media skew prevention 85 Fixing/delivery block 86 Printer jam detection 87 Printer... pickup delay jam from tray 1 87 Printer pickup delay jam from tray 2 87 Printer pickup stationary jam 87 Printer delivery...
Service Manual
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...DC controller PCA. The media then passes through the printer, and deliver the media to your eye) by the power supply. The laser/scanner PCA converts these data signals into and through the fuser where heat and pressure are the laser driver PCA, the scanner motor and a six-sided mirror.... on and off various solenoids, motors, and other printer components needed to the media. 68 Theory of the printer. It controls the pickup and feed, laser/scanner, and image formation systems. The microprocessor on the control-panel display. The laser beam of light is reflected by the six-sided ...
...DC controller PCA. The media then passes through the printer, and deliver the media to your eye) by the power supply. The laser/scanner PCA converts these data signals into and through the fuser where heat and pressure are the laser driver PCA, the scanner motor and a six-sided mirror.... on and off various solenoids, motors, and other printer components needed to the media. 68 Theory of the printer. It controls the pickup and feed, laser/scanner, and image formation systems. The microprocessor on the control-panel display. The laser beam of light is reflected by the six-sided ...
Service Manual
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... printer). the main motor is heavier than the one used in the print cartridge) and paper pickup and feed. Two fan motors rotate the left- transfer roller, pressure roller, and output delivery roller. The main motor, the lifter driver motor (inside of the lifter driver assembly),.... The fan motor rotates the fan blades. Table 31. Motor and fan control The HP LaserJet 4200 printer has three dc brushless motors. The HP LaserJet 4300 printer has five dc brushless motors. Printer fans and motors Motor names Purpose Type Rotation Speed Motor Fan Main motor (M101) Drives...
... printer). the main motor is heavier than the one used in the print cartridge) and paper pickup and feed. Two fan motors rotate the left- transfer roller, pressure roller, and output delivery roller. The main motor, the lifter driver motor (inside of the lifter driver assembly),.... The fan motor rotates the fan blades. Table 31. Motor and fan control The HP LaserJet 4200 printer has three dc brushless motors. The HP LaserJet 4300 printer has five dc brushless motors. Printer fans and motors Motor names Purpose Type Rotation Speed Motor Fan Main motor (M101) Drives...
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... PCA Scanner motor Scanner mirror Focusing lens BD mirror Mirror BD PCA Laser beams Photosensitive drum (inside the print cartridge) Figure 12. After receiving the print command from the DC controller PCA. The laser driver PCA emits light from the two laser diodes according to signals from the host computer, the DC controller PCA...
... PCA Scanner motor Scanner mirror Focusing lens BD mirror Mirror BD PCA Laser beams Photosensitive drum (inside the print cartridge) Figure 12. After receiving the print command from the DC controller PCA. The laser driver PCA emits light from the two laser diodes according to signals from the host computer, the DC controller PCA...
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... images horizontal direction. Horizontal synchronization control is emitted from the DC controller PCA. Figure 13. Laser/scanner control The laser/scanner control circuit on the laser driver PCA turns the laser diodes on an off . The DC controller PCA sends image data signals VD01/VD01,VD02, and... image data signals received from the laser diodes. Image mask control is simply turning the laser diodes on and off according to the logic circuit on the laser driver PCA. Laser control circuit block diagram Laser emission control is used to avoid laser beam emission on the non-imaging...
... images horizontal direction. Horizontal synchronization control is emitted from the DC controller PCA. Figure 13. Laser/scanner control The laser/scanner control circuit on the laser driver PCA turns the laser diodes on an off . The DC controller PCA sends image data signals VD01/VD01,VD02, and... image data signals received from the laser diodes. Image mask control is simply turning the laser diodes on and off according to the logic circuit on the laser driver PCA. Laser control circuit block diagram Laser emission control is used to avoid laser beam emission on the non-imaging...