Service Manual
Page 8
... and Alerts software 156 Control-panel menus ...158 Using control-panel menus 158 Resets submenu ...159 Diagnostics menu ...159 Service menu (service PIN codes 161 Printer resets and power-on modes 163 Cold reset ...163 NVRAM initialization ...164 Hard-disk initialization ...164 Power-on bypass ...165... problems ...181 Multiple pages feed ...181 Pages are wrinkled or folded 182 Pages are skewed ...182 Understanding printer messages 183 Using the printer online Help system 183 Resolving persistent messages 183 Correcting print-quality problems 201 Print-quality checklist ...201 Image-...
... and Alerts software 156 Control-panel menus ...158 Using control-panel menus 158 Resets submenu ...159 Diagnostics menu ...159 Service menu (service PIN codes 161 Printer resets and power-on modes 163 Cold reset ...163 NVRAM initialization ...164 Hard-disk initialization ...164 Power-on bypass ...165... problems ...181 Multiple pages feed ...181 Pages are wrinkled or folded 182 Pages are skewed ...182 Understanding printer messages 183 Using the printer online Help system 183 Resolving persistent messages 183 Correcting print-quality problems 201 Print-quality checklist ...201 Image-...
Service Manual
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... and Alerts software 156 Control-panel menus ...158 Using control-panel menus 158 Resets submenu ...159 Diagnostics menu ...159 Service menu (service PIN codes 161 Printer resets and power-on modes 163 Cold reset ...163 NVRAM initialization ...164 Hard-disk initialization ...164 Power-on bypass ...165...handling problems ...181 Multiple pages feed ...181 Pages are wrinkled or folded 182 Pages are skewed ...182 Understanding printer messages 183 Using the printer online Help system 183 Resolving persistent messages 183 ENWW Chapter contents 141 Does the control-panel display show READY ...
... and Alerts software 156 Control-panel menus ...158 Using control-panel menus 158 Resets submenu ...159 Diagnostics menu ...159 Service menu (service PIN codes 161 Printer resets and power-on modes 163 Cold reset ...163 NVRAM initialization ...164 Hard-disk initialization ...164 Power-on bypass ...165...handling problems ...181 Multiple pages feed ...181 Pages are wrinkled or folded 182 Pages are skewed ...182 Understanding printer messages 183 Using the printer online Help system 183 Resolving persistent messages 183 ENWW Chapter contents 141 Does the control-panel display show READY ...
Service Manual
Page 175
... menu to gain access to printer settings that are prompted to type an eight-digit PIN code. See Restoring the Service ID. ● Cold reset. Service ID This information appears on the configuration page (see Configuration page), which eliminates the need for customers to keep paper receipts for the HP LaserJet 2400 product. 1. The service...
... menu to gain access to printer settings that are prompted to type an eight-digit PIN code. See Restoring the Service ID. ● Cold reset. Service ID This information appears on the configuration page (see Configuration page), which eliminates the need for customers to keep paper receipts for the HP LaserJet 2400 product. 1. The service...
Service Manual
Page 177
... Continue holding down the SELECT ( ) button, and then turn the printer on modes. Before performing a cold reset, print a menu map and a configuration page (see Menu map and Configuration page). Printer resets and power-on modes The following sections describe the types of printer resets and power-on . Turn the printer off. 2. NOTE Cold reset A cold reset unlocks menus that the cold reset procedure changes.
... Continue holding down the SELECT ( ) button, and then turn the printer on modes. Before performing a cold reset, print a menu map and a configuration page (see Menu map and Configuration page). Printer resets and power-on modes The following sections describe the types of printer resets and power-on . Turn the printer off. 2. NOTE Cold reset A cold reset unlocks menus that the cold reset procedure changes.
Service Manual
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...Perform a hard-disk initialization only if an error code on . Turn the printer off . 3. This might take up to reset any installed accessories (for example, a stapler/stacker). 2. The printer initializes the hard disk and continues its poweron sequence. Initialize the NVRAM only when... NVRAM INIT is highlighted. 7. The display should show SKIP DISK LOAD. 6. To initialize the hard disk 1. In most situations, use a cold reset rather than a NVRAM initialization to 10 seconds. 3. Take special note of the total page count, maintenance count, and the serial number. Press...
...Perform a hard-disk initialization only if an error code on . Turn the printer off . 3. This might take up to reset any installed accessories (for example, a stapler/stacker). 2. The printer initializes the hard disk and continues its poweron sequence. Initialize the NVRAM only when... NVRAM INIT is highlighted. 7. The display should show SKIP DISK LOAD. 6. To initialize the hard disk 1. In most situations, use a cold reset rather than a NVRAM initialization to 10 seconds. 3. Take special note of the total page count, maintenance count, and the serial number. Press...
Service Manual
Page 179
...take up to resume the power-on sequence but make the printer continuously print configuration pages until the PAUSE/RESUME button is installed. The printer continues the power-on sequence and begins to exit the self test. By not using a cold reset, the embedded LAN code can be helpful if you need... to verify the printer components that you can also resume the power-on sequence...
...take up to resume the power-on sequence but make the printer continuously print configuration pages until the PAUSE/RESUME button is installed. The printer continues the power-on sequence and begins to exit the self test. By not using a cold reset, the embedded LAN code can be helpful if you need... to verify the printer components that you can also resume the power-on sequence...
Service Manual
Page 191
To reset the printer and continue printing, press (SELECT button). If necessary, pull hard to lock the metal paper-lift plate into the fabric.) 1. NOTE NOTE 5. For tray 2, push the stack down to open it.) It is visible from the printer. Clearing jams in the output areas Jams in this area might be ... the top cover and remove the print cartridge. 4. Check the paper-feed and rear-output areas for jams. For printers that include a built-in cold water. (Hot water will set the toner into place. If the media is necessary to pull the leading edge out of the jammed media from...
To reset the printer and continue printing, press (SELECT button). If necessary, pull hard to lock the metal paper-lift plate into the fabric.) 1. NOTE NOTE 5. For tray 2, push the stack down to open it.) It is visible from the printer. Clearing jams in the output areas Jams in this area might be ... the top cover and remove the print cartridge. 4. Check the paper-feed and rear-output areas for jams. For printers that include a built-in cold water. (Hot water will set the toner into place. If the media is necessary to pull the leading edge out of the jammed media from...
Service Manual
Page 212
If necessary, perform a cold reset. 4. RAM DISK DEVICE FAILURE alternates with The RAM disk had a critical failure and...the device. (Use Device Storage Manager in HP Web Jetadmin to an existing folder. in HP Web Jetadmin or another software utility to it. Turn the printer off , and then on again. 2. Turn the printer off and then back on the formatter). ... Paused alternates with The requested operation could not be installed in System Setup submenu. The printer is not experiencing an error. 1. Press STOP. 2. RAM DISK FILE OPERATION FAILED alternates with To return to ...
If necessary, perform a cold reset. 4. RAM DISK DEVICE FAILURE alternates with The RAM disk had a critical failure and...the device. (Use Device Storage Manager in HP Web Jetadmin to an existing folder. in HP Web Jetadmin or another software utility to it. Turn the printer off , and then on again. 2. Turn the printer off and then back on the formatter). ... Paused alternates with The requested operation could not be installed in System Setup submenu. The printer is not experiencing an error. 1. Press STOP. 2. RAM DISK FILE OPERATION FAILED alternates with To return to ...
Service Manual
Page 283
...41 status, viewing with HP Toolbox 45 storing 53 supplies status page 51, 153 supply level, checking 54 warranty 17 characters, misformed 208 circuit diagrams 228 classes 234 cleaning fuser 60 paper path 58 printer 58 cleaning page, printing 60 cold reset 163 communications, troubleshooting 167... path test 160 blank pages, troubleshooting 170 blinking lights 33 blurred print, troubleshooting 212 browser requirements embedded Web server 40 HP Toolbox 44 HP Web Jetadmin 43 buffer overflow error messages 186 buttons, control panel 32 ENWW C cables connecting 24 troubleshooting 146 Canadian DOC...
...41 status, viewing with HP Toolbox 45 storing 53 supplies status page 51, 153 supply level, checking 54 warranty 17 characters, misformed 208 circuit diagrams 228 classes 234 cleaning fuser 60 paper path 58 printer 58 cleaning page, printing 60 cold reset 163 communications, troubleshooting 167... path test 160 blank pages, troubleshooting 170 blinking lights 33 blurred print, troubleshooting 212 browser requirements embedded Web server 40 HP Toolbox 44 HP Web Jetadmin 43 buffer overflow error messages 186 buttons, control panel 32 ENWW C cables connecting 24 troubleshooting 146 Canadian DOC...
Service Manual
Page 284
...33 menu map, printing 34, 48, 151 menus 149, 158 online Help 183 print cartridge supply level, checking 54 removing 92 Resets menu 159 Service menu 161 troubleshooting 144 counterfeit supplies 53 covers 500-sheet paper feeder 227 back, removing 82 cartridge door, removing...161 dc controller operations 64, 69 declaration of conformity 19 default settings, restoring cold reset 163 Resets menu 159 density, troubleshooting 203 Desktop Printer Utility, troubleshooting 214 developing stage 73 Device Settings window, HP Toolbox 47 diagnostics engine 166 formatter 166 paper path test 160 power-on bypass...
...33 menu map, printing 34, 48, 151 menus 149, 158 online Help 183 print cartridge supply level, checking 54 removing 92 Resets menu 159 Service menu 161 troubleshooting 144 counterfeit supplies 53 covers 500-sheet paper feeder 227 back, removing 82 cartridge door, removing...161 dc controller operations 64, 69 declaration of conformity 19 default settings, restoring cold reset 163 Resets menu 159 density, troubleshooting 203 Desktop Printer Utility, troubleshooting 214 developing stage 73 Device Settings window, HP Toolbox 47 diagnostics engine 166 formatter 166 paper path test 160 power-on bypass...
Service Manual
Page 288
... 146 serial number 49 service ID 161 Service menu 161 setting up printer 24 settings cold reset 163 configuration page, printing 49 Resets menu 159 Settings tab, embedded Web server 41 size specifications paper 11 printer 8 skewed pages 182, 208 skip disk-load 165 Sleep mode power... specifications 9 settings 159 slow printing, troubleshooting 147, 170 smeared toner, troubleshooting 206 software HP ...
... 146 serial number 49 service ID 161 Service menu 161 setting up printer 24 settings cold reset 163 configuration page, printing 49 Resets menu 159 Settings tab, embedded Web server 41 size specifications paper 11 printer 8 skewed pages 182, 208 skip disk-load 165 Sleep mode power... specifications 9 settings 159 slow printing, troubleshooting 147, 170 smeared toner, troubleshooting 206 software HP ...