HP LaserJet Printer Family - Print Media Specification Guide
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To recover from a paper jam, follow the directions that are appropriate for your printer. See your HP LaserJet printer user guide. Paper is too dry or too moist. q Replace the paper in the unit with the paper sensors. q Perform the printer cleaning procedures that are listed in your ...the printer. Paper problems CAUTION Note This section provides information about conditions that can use a cleaning page to remove build-up in the fuser. Heavy or stiff q Make sure that the paper does not exceed the paper might contain higher filler levels of talc and calcium carbonate....
To recover from a paper jam, follow the directions that are appropriate for your printer. See your HP LaserJet printer user guide. Paper is too dry or too moist. q Replace the paper in the unit with the paper sensors. q Perform the printer cleaning procedures that are listed in your ...the printer. Paper problems CAUTION Note This section provides information about conditions that can use a cleaning page to remove build-up in the fuser. Heavy or stiff q Make sure that the paper does not exceed the paper might contain higher filler levels of talc and calcium carbonate....
HP LaserJet 4250/4350 Series - User Guide
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... Configuration page ...105 Supplies status page ...107 PS or PCL font list ...107 Managing the print cartridge 109 HP print cartridges ...109 Non-HP print cartridges 109 Print-cartridge authentication 109 Print-cartridge storage ...109 Print-cartridge life expectancy 110 Checking the supply ... the printer ...112 Cleaning the inside of the printer 112 Cleaning the fuser ...113 Performing preventive maintenance 115 To reset the maintenance-kit counter 115 Replacing the stapler unit ...116 To remove and replace the stapler unit 116 4 Problem solving Troubleshooting flowchart ...120 1 Does ...
... Configuration page ...105 Supplies status page ...107 PS or PCL font list ...107 Managing the print cartridge 109 HP print cartridges ...109 Non-HP print cartridges 109 Print-cartridge authentication 109 Print-cartridge storage ...109 Print-cartridge life expectancy 110 Checking the supply ... the printer ...112 Cleaning the inside of the printer 112 Cleaning the fuser ...113 Performing preventive maintenance 115 To reset the maintenance-kit counter 115 Replacing the stapler unit ...116 To remove and replace the stapler unit 116 4 Problem solving Troubleshooting flowchart ...120 1 Does ...
HP LaserJet 4250/4350 Series - User Guide
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...Clearing jams from the output areas 141 Clearing jams from the fuser area 142 Clearing jams from the optional stacker or stapler/stacker ... 148 Understanding accessory lights for the stacker and stapler/stacker 169 Accessory lights ...169 Replacing accessories or accessory components 171 Correcting print-quality problems 172 Print-quality checklist ...172 Image...disk 193 Appendix A Supplies and accessories Ordering parts, accessories, and supplies 196 Ordering directly from HP 196 Ordering through service or support providers 196 Ordering directly through the embedded Web server (for...
...Clearing jams from the output areas 141 Clearing jams from the fuser area 142 Clearing jams from the optional stacker or stapler/stacker ... 148 Understanding accessory lights for the stacker and stapler/stacker 169 Accessory lights ...169 Replacing accessories or accessory components 171 Correcting print-quality problems 172 Print-quality checklist ...172 Image...disk 193 Appendix A Supplies and accessories Ordering parts, accessories, and supplies 196 Ordering directly from HP 196 Ordering through service or support providers 196 Ordering directly through the embedded Web server (for...
HP LaserJet 4250/4350 Series - User Guide
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...side of toner and paper particles that can sometimes accumulate. To ensure optimum print quality, HP recommends that you must run cleaning pages manually. Cleaning the printer 113 Cover the print ... the printer power on an automatic interval that you use the cleaning page every time you replace the print cartridge or on . ENWW 5. If you have an optional duplexer installed, you... damage to the print cartridge, do not expose it is outside of paper while it to keep the fuser free of your clothing, wipe it off with a sheet of the printer. 3. Reinstall the print cartridge...
...side of toner and paper particles that can sometimes accumulate. To ensure optimum print quality, HP recommends that you must run cleaning pages manually. Cleaning the printer 113 Cover the print ... the printer power on an automatic interval that you use the cleaning page every time you replace the print cartridge or on . ENWW 5. If you have an optional duplexer installed, you... damage to the print cartridge, do not expose it is outside of paper while it to keep the fuser free of your clothing, wipe it off with a sheet of the printer. 3. Reinstall the print cartridge...
HP LaserJet 4250/4350 Series - User Guide
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... (SELECT button) and press (UP button) to scroll to temporarily clear the PERFORM PRINTER MAINTENANCE message. The kit includes: ● fuser ● rollers (transfer, pickup, and feed) ● installation instructions The printer maintenance kit is a consumable item and is installed,... to reset the maintenance-kit counter. Perform this procedure to NEW MAINTENANCE KIT. 4. Performing preventive maintenance NOTE You should replace certain parts when the PERFORM PRINTER MAINTENANCE message appears on . The maintenance message will help ensure that your printer maintains ...
... (SELECT button) and press (UP button) to scroll to temporarily clear the PERFORM PRINTER MAINTENANCE message. The kit includes: ● fuser ● rollers (transfer, pickup, and feed) ● installation instructions The printer maintenance kit is a consumable item and is installed,... to reset the maintenance-kit counter. Perform this procedure to NEW MAINTENANCE KIT. 4. Performing preventive maintenance NOTE You should replace certain parts when the PERFORM PRINTER MAINTENANCE message appears on . The maintenance message will help ensure that your printer maintains ...
HP LaserJet 4250/4350 Series - User Guide
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....) ● You might be missing a printer message that could help you are printing narrow paper, printing from tray 1, using the HIGH 2 fuser mode, or have ● Simplify the print ● Check settings in are print-quality problems. ENWW Troubleshooting flowchart 125 Test the cable by...See Electrical specifications.) ● Turn banner pages off . ● Check that you ● STOP might have set Small Paper Speed to ● Replace the SLOW. On the System Setup submenu (on the Configure Device menu) at a lower resolution, or install more memory to the printer. (See ...
....) ● You might be missing a printer message that could help you are printing narrow paper, printing from tray 1, using the HIGH 2 fuser mode, or have ● Simplify the print ● Check settings in are print-quality problems. ENWW Troubleshooting flowchart 125 Test the cable by...See Electrical specifications.) ● Turn banner pages off . ● Check that you ● STOP might have set Small Paper Speed to ● Replace the SLOW. On the System Setup submenu (on the Configure Device menu) at a lower resolution, or install more memory to the printer. (See ...
HP LaserJet 4250/4350 Series - User Guide
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... the Print Quality submenu, select FUSER MODES, and then select the paper type you are being met. (See Operating environment.) 2. Try using a smoother paper. The printer might be due for leaks. Replace the print cartridge. 4. 2. Check the print cartridge for maintenance. If the paper is leaking, replace it. Make sure that the environmental...
... the Print Quality submenu, select FUSER MODES, and then select the paper type you are being met. (See Operating environment.) 2. Try using a smoother paper. The printer might be due for leaks. Replace the print cartridge. 4. 2. Check the print cartridge for maintenance. If the paper is leaking, replace it. Make sure that the environmental...
HP LaserJet 4250/4350 Series - User Guide
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... maintenance kit. (See Performing preventive maintenance.) 6. See Print Quality submenu. 6. Check this by printing a copy of paper in the tray. Replace the print cartridge. Make sure that the environmental specifications for the printer are being met. (See Operating environment.) 4. Clean the inside of paper... the problem corrects itself . 2. Toner smear 1. Also, try rotating the paper 180°. 5. Print a few more pages to clean the fuser. (See Cleaning the printer.) 5. Try using a different type of the printer and run through the printer. 2. The printer might be due ...
... maintenance kit. (See Performing preventive maintenance.) 6. See Print Quality submenu. 6. Check this by printing a copy of paper in the tray. Replace the print cartridge. Make sure that the environmental specifications for the printer are being met. (See Operating environment.) 4. Clean the inside of paper... the problem corrects itself . 2. Toner smear 1. Also, try rotating the paper 180°. 5. Print a few more pages to clean the fuser. (See Cleaning the printer.) 5. Try using a different type of the printer and run through the printer. 2. The printer might be due ...
HP LaserJet 4250/4350 Series - User Guide
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...onto the paper. (See Print Quality submenu.) You must also set the type of paper for the printer are using meet HP specifications. (See Paper specifications.) 5. Loose toner Loose toner, in this context, is due, order and install the printer maintenance... of the paper you have observed a rougher texture on the smoother side. 3. The printer might need to clean the fuser. (See Cleaning the printer.) 4. Check this by printing a copy of the supplies status page. (See Supplies status page...inches), 55 mm (2.2 inches), or 94 mm (3.7 inches), the print cartridge might be replaced. 3.
...onto the paper. (See Print Quality submenu.) You must also set the type of paper for the printer are using meet HP specifications. (See Paper specifications.) 5. Loose toner Loose toner, in this context, is due, order and install the printer maintenance... of the paper you have observed a rougher texture on the smoother side. 3. The printer might need to clean the fuser. (See Cleaning the printer.) 4. Check this by printing a copy of the supplies status page. (See Supplies status page...inches), 55 mm (2.2 inches), or 94 mm (3.7 inches), the print cartridge might be replaced. 3.
HP LaserJet 4250/4350 Series - User Guide
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... (dual inline memory module) Boosts the ability of disposable gloves. Print cartridges Item HP LaserJet print cartridge Description 10,000-page cartridge 20,000-page cartridge Part number Q5942A Q5942X Maintenance kits Item Description Part number Printer maintenance kit. Includes a replacement fuser, a transfer roller, a transfer-roller tool, a pickup roller, eight feed rollers, and one...
... (dual inline memory module) Boosts the ability of disposable gloves. Print cartridges Item HP LaserJet print cartridge Description 10,000-page cartridge 20,000-page cartridge Part number Q5942A Q5942X Maintenance kits Item Description Part number Printer maintenance kit. Includes a replacement fuser, a transfer roller, a transfer-roller tool, a pickup roller, eight feed rollers, and one...
HP LaserJet 4250/4350 Series - User Guide
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..., part numbers 200 event log 106, 228 280 Index Explorer, versions supported embedded Web server 90 HP Toolbox 94 HP Web Jetadmin 93 Express Exchange, HP 273 Extended Service iv extended warranty 272 F factory defaults, restoring 226 FastRes 5, 81 FastRes resolution...permanent resources 250 settings 216 troubleshooting 191 form lines, settings;vertical line spacing settings;line spacing settings 216 fuser cleaning 113 modes 218 paper jams 142 replacing 115 fuser modes 47 G General Protection FaultException OE 184 Getting started guide 2 gray background, troubleshooting 176 guides, documentation...
..., part numbers 200 event log 106, 228 280 Index Explorer, versions supported embedded Web server 90 HP Toolbox 94 HP Web Jetadmin 93 Express Exchange, HP 273 Extended Service iv extended warranty 272 F factory defaults, restoring 226 FastRes 5, 81 FastRes resolution...permanent resources 250 settings 216 troubleshooting 191 form lines, settings;vertical line spacing settings;line spacing settings 216 fuser cleaning 113 modes 218 paper jams 142 replacing 115 fuser modes 47 G General Protection FaultException OE 184 Getting started guide 2 gray background, troubleshooting 176 guides, documentation...
HP LaserJet 4250/4350 Series - User Guide
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...258 viewing installed 106 phone numbers ordering supplies iii service agreements iv support iii pickup rollers, replacing 115 PJL (Printer Job Language) commands 253 platforms supported 26, 27 portrait orientation duplexing ... 30 troubleshooting 185 PostScript, setting as printer language 20, 223 punched paper fuser modes 218 printing on 65 print cartridges EconoMode 219 Economode 81 features 7 life expectancy 110...263 status information 109 status, viewing with embedded Web server 91 status, viewing with HP Toolbox 95 storing 109 supplies status page 107 supply level, checking 110 print jobs formatted...
...258 viewing installed 106 phone numbers ordering supplies iii service agreements iv support iii pickup rollers, replacing 115 PJL (Printer Job Language) commands 253 platforms supported 26, 27 portrait orientation duplexing ... 30 troubleshooting 185 PostScript, setting as printer language 20, 223 punched paper fuser modes 218 printing on 65 print cartridges EconoMode 219 Economode 81 features 7 life expectancy 110...263 status information 109 status, viewing with embedded Web server 91 status, viewing with HP Toolbox 95 storing 109 supplies status page 107 supply level, checking 110 print jobs formatted...
HP LaserJet 4250/4350 Series - User Guide
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... of conformity 266 FCC 262 Finnish laser statement 268 Japanese VCCI statement 267 Korean EMI statement 267 laser safety 267 removing software HP Toolbox 98 Macintosh 36 Windows 36 repacking printer 274 repeating defects, troubleshooting;defects, repeating 177 repetitive defects images 182 Resets menu ...86 proof-and-hold 85 Retrieve Job menu 206 settings 15, 221 Retrieve Job menu 206 right-side panel, locating 8 rollers, replacing 115 rough paper fuser modes 218 output bin, selecting 56 S saving resources, memory 250 scaling documents 82 security settings 106 serial cables, troubleshooting 122 ...
... of conformity 266 FCC 262 Finnish laser statement 268 Japanese VCCI statement 267 Korean EMI statement 267 laser safety 267 removing software HP Toolbox 98 Macintosh 36 Windows 36 repacking printer 274 repeating defects, troubleshooting;defects, repeating 177 repetitive defects images 182 Resets menu ...86 proof-and-hold 85 Retrieve Job menu 206 settings 15, 221 Retrieve Job menu 206 right-side panel, locating 8 rollers, replacing 115 rough paper fuser modes 218 output bin, selecting 56 S saving resources, memory 250 scaling documents 82 security settings 106 serial cables, troubleshooting 122 ...
HP LaserJet 4250/4350 Series - User Guide
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...top cover paper jams, clearing 135 top output bin locating 8 paper jams 141 printing to 56 settings 214 transfer rollers, replacing 115 transparencies fuser modes 218 HP, ordering 203 output bin 56 printing 65 specifications 239 tray 1 custom-size paper settings 69 custom-size settings 214 duplexing...agreements iv support iii temperature requirements 235 tests 228 text quality, troubleshooting 178, 181 text, troubleshooting garbled 130 three-hole punched paper fuser modes 218 printing on 65 time settings 221 time, setting 102 timeout settings held jobs 16 Sleep mode 19 timeouts, I/O settings 225...
...top cover paper jams, clearing 135 top output bin locating 8 paper jams 141 printing to 56 settings 214 transfer rollers, replacing 115 transparencies fuser modes 218 HP, ordering 203 output bin 56 printing 65 specifications 239 tray 1 custom-size paper settings 69 custom-size settings 214 duplexing...agreements iv support iii temperature requirements 235 tests 228 text quality, troubleshooting 178, 181 text, troubleshooting garbled 130 three-hole punched paper fuser modes 218 printing on 65 time settings 221 time, setting 102 timeout settings held jobs 16 Sleep mode 19 timeouts, I/O settings 225...
Service Manual
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... submenu 74 Stapler/stacker submenu 77 I/O submenu ...77 Resets submenu (HP LaserJet 4250/4350 only 78 Diagnostics menu (HP LaserJet 4250/4350 only 80 4 Maintenance Chapter contents...81 Cleaning the printer and accessories 82 Cleaning the fuser...83 Running the cleaning page manually 83 To run the cleaning page ... counter (LJ 4200/4300 86 Resetting the maintenance-kit counter (LJ 4250/4350 87 Maintenance kit part numbers 87 Expected life of components 88 Maintaining the stapler unit...89 To remove and replace the stapler unit 89 Loading staples...90 To load staples ...90 Downloading...
... submenu 74 Stapler/stacker submenu 77 I/O submenu ...77 Resets submenu (HP LaserJet 4250/4350 only 78 Diagnostics menu (HP LaserJet 4250/4350 only 80 4 Maintenance Chapter contents...81 Cleaning the printer and accessories 82 Cleaning the fuser...83 Running the cleaning page manually 83 To run the cleaning page ... counter (LJ 4200/4300 86 Resetting the maintenance-kit counter (LJ 4250/4350 87 Maintenance kit part numbers 87 Expected life of components 88 Maintaining the stapler unit...89 To remove and replace the stapler unit 89 Loading staples...90 To load staples ...90 Downloading...
Service Manual
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... the printer 170 Parts-removal tree ...171 Printer input tray, and cabinet wheel locks 172 Dc controller PCA diagram 173 User-replaceable parts ...175 Print cartridge ...175 Transfer roller ...177 Fuser...178 Tray 1 pickup roller ...179 Tray 1 separation pad...181 Tray 2 feed rollers...182 Covers, tray 1, and the...Power supply...236 Paper-feed belt assembly 243 Motors and fans...2. 45 Main cooling fan (left side 246 Cooling fan, right side (HP LaserJet 4250/4300/4350 Series printers only 248 Removing the fan without removing the air duct 248 Removing the fan and the air duct together 251...
... the printer 170 Parts-removal tree ...171 Printer input tray, and cabinet wheel locks 172 Dc controller PCA diagram 173 User-replaceable parts ...175 Print cartridge ...175 Transfer roller ...177 Fuser...178 Tray 1 pickup roller ...179 Tray 1 separation pad...181 Tray 2 feed rollers...182 Covers, tray 1, and the...Power supply...236 Paper-feed belt assembly 243 Motors and fans...2. 45 Main cooling fan (left side 246 Cooling fan, right side (HP LaserJet 4250/4300/4350 Series printers only 248 Removing the fan without removing the air duct 248 Removing the fan and the air duct together 251...
Service Manual
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...particles that can be used. Registration roller Transfer roller Use a dry, lint-free cloth. Fuser Use a water-dampened, lint-free cloth. The cleaning procedure takes about 2.5 minutes to appear...accessories 83 Do not touch the transfer roller. To ensure optimum print quality, HP recommends using the cleaning page every time the print cartridge is not selected. To... Table 7-22 Specks or dots. NOTE If an optional duplexer is installed, this cleaning method is replaced. Table 4-1 Cleaning the printer (continued) Component Cleaning method/notes Inside With a dry, lint-free...
...particles that can be used. Registration roller Transfer roller Use a dry, lint-free cloth. Fuser Use a water-dampened, lint-free cloth. The cleaning procedure takes about 2.5 minutes to appear...accessories 83 Do not touch the transfer roller. To ensure optimum print quality, HP recommends using the cleaning page every time the print cartridge is not selected. To... Table 7-22 Specks or dots. NOTE If an optional duplexer is installed, this cleaning method is replaced. Table 4-1 Cleaning the printer (continued) Component Cleaning method/notes Inside With a dry, lint-free...
Service Manual
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... covered under the original printer warranty or under most extended warranties. Performing preventive maintenance Replace specific parts when the PERFORM PRINTER MAINTENANCE message appears on HP LaserJet 4250/4350 Series printers. This helps the printer maintain optimum performance. To order the printer... page). NOTE Perform this procedure to reset the maintenance-kit counter. The message can be reset by using the following components: ■ Fuser ■ Printer rollers (transfer, feed, and separation, and tray 1 pickup) ■ Tray 1 rollers ■ Rollers for optional ...
... covered under the original printer warranty or under most extended warranties. Performing preventive maintenance Replace specific parts when the PERFORM PRINTER MAINTENANCE message appears on HP LaserJet 4250/4350 Series printers. This helps the printer maintain optimum performance. To order the printer... page). NOTE Perform this procedure to reset the maintenance-kit counter. The message can be reset by using the following components: ■ Fuser ■ Printer rollers (transfer, feed, and separation, and tray 1 pickup) ■ Tray 1 rollers ■ Rollers for optional ...
Service Manual
Page 185
Parts-removal tree Use the following diagram to the component name (for example, "Right-side cover1"). NOTE Some components in the parts-removal tree have a superscript number listed next to determine the order in which parts must be removed. NOTE The formatter assembly and fuser are only listed once, but they must be removed before you can gain access to some of the other components. Removal and replacement strategy 171 The superscript indicates that this component must be removed before you can gain access to the registration-roller assembly.
Parts-removal tree Use the following diagram to the component name (for example, "Right-side cover1"). NOTE Some components in the parts-removal tree have a superscript number listed next to determine the order in which parts must be removed. NOTE The formatter assembly and fuser are only listed once, but they must be removed before you can gain access to some of the other components. Removal and replacement strategy 171 The superscript indicates that this component must be removed before you can gain access to the registration-roller assembly.
Service Manual
Page 405
... connected Reseat the cables that drive the print cartridge and fuser. to the laser/scanner assembly. Inspect the gears that are not securely connected Reseat the cables that meets the environmental specifications. Replace the dc controller PCA. Also try rotating the media 180... The dc controller PCA is installed in the tray. The laser/scanner assembly is defective. (HP LaserJet 4250/4300/4350 only) Replace the print-cartridge motor (HP LaserJet 4250/4300/4350 only). The operating environment does not meet specifications. The print-cartridge motor is defective.
... connected Reseat the cables that drive the print cartridge and fuser. to the laser/scanner assembly. Inspect the gears that are not securely connected Reseat the cables that meets the environmental specifications. Replace the dc controller PCA. Also try rotating the media 180... The dc controller PCA is installed in the tray. The laser/scanner assembly is defective. (HP LaserJet 4250/4300/4350 only) Replace the print-cartridge motor (HP LaserJet 4250/4300/4350 only). The operating environment does not meet specifications. The print-cartridge motor is defective.