Reference Guide
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... to network Paper light Blinks when out of printer settings and status. Pulsing green Updating or busy Wi-Fi Direct icon1 1 Wireless model only 2 USB model only For more information on printer. Pulsing blue Connecting to continue a job. Open Lid light Open lid and turn over ID card to print a summary of paper or paper is jammed. Solid light blue Connected/ready for 2 hours after first turning on lights and errors, visit hp.com/support/ljM232MFP Reference Guide HP LaserJet MFP M232-M237 series English Control panel Copy Options Copy button/light ID Card Copy button/light...
... to network Paper light Blinks when out of printer settings and status. Pulsing green Updating or busy Wi-Fi Direct icon1 1 Wireless model only 2 USB model only For more information on printer. Pulsing blue Connecting to continue a job. Open Lid light Open lid and turn over ID card to print a summary of paper or paper is jammed. Solid light blue Connected/ready for 2 hours after first turning on lights and errors, visit hp.com/support/ljM232MFP Reference Guide HP LaserJet MFP M232-M237 series English Control panel Copy Options Copy button/light ID Card Copy button/light...
Reference Guide
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... To turn on the scanner glass. 2. Copy 1. Visit hp.com/go/wifidirectprinting for more information about Wi-Fi Direct printing. Tip: Press to print a report to select settings. 3. Use to change without being connected to change options and to check Wi-Fi Direct status and password. Up to many iOS, Android, Microsoft® Windows®, and macOS devices. English Trouble with Wi-Fi setup? Print from your printer, restart wireless setup mode. Press...
... To turn on the scanner glass. 2. Copy 1. Visit hp.com/go/wifidirectprinting for more information about Wi-Fi Direct printing. Tip: Press to print a report to select settings. 3. Use to change without being connected to change options and to check Wi-Fi Direct status and password. Up to many iOS, Android, Microsoft® Windows®, and macOS devices. English Trouble with Wi-Fi setup? Print from your printer, restart wireless setup mode. Press...
User Guide
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... or disable the Cartridge Policy feature ...49 Replace the toner cartridge ...50 8 Solve problems ...52 HP support ...53 Interpret control-panel light patterns ...54 Interpret printer display codes ...58 Print printer reports ...61 Restore original factory defaults and settings 62 Cartridge low ...63 Printer does not pick up paper or misfeeds ...64 Clear paper jams ...67 Improve print quality ...78 Resolving print quality problems ...82 Improve copy and scan image quality ...89 Solve wireless network problems ...91 Solve Ethernet connection problems ...95 Appendix A Printer specifications...
... or disable the Cartridge Policy feature ...49 Replace the toner cartridge ...50 8 Solve problems ...52 HP support ...53 Interpret control-panel light patterns ...54 Interpret printer display codes ...58 Print printer reports ...61 Restore original factory defaults and settings 62 Cartridge low ...63 Printer does not pick up paper or misfeeds ...64 Clear paper jams ...67 Improve print quality ...78 Resolving print quality problems ...82 Improve copy and scan image quality ...89 Solve wireless network problems ...91 Solve Ethernet connection problems ...95 Appendix A Printer specifications...
User Guide
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... the printer requires user attention. ENWW Control panel features 5 Attention light (USB model only) The Attention light is a paper error. For more information, see Interpret control-panel light patterns. For more information, see Wireless status of paper, or when there is on or off. Control panel features ● Control panel view (d/dw model) ● Control panel view (sdn/sdw model) ● Control panel display Control panel view (d/dw model) Feature 1 Description Control panel lights Wireless button (some models only) Press (the Wireless button) to set up...
... the printer requires user attention. ENWW Control panel features 5 Attention light (USB model only) The Attention light is a paper error. For more information, see Interpret control-panel light patterns. For more information, see Wireless status of paper, or when there is on or off. Control panel features ● Control panel view (d/dw model) ● Control panel view (sdn/sdw model) ● Control panel display Control panel view (d/dw model) Feature 1 Description Control panel lights Wireless button (some models only) Press (the Wireless button) to set up...
User Guide
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... error. See Remove and replace the toner cartridge. If a printer error occurs, (the Information button) lights up , receiving print data, or canceling a job. Press (the Resume button) to acknowledge and resume printing. 8 Cancel button/ light Press (the Cancel button) to cancel a job. 9 Power button Press (the Power button) to turn the original over to copy the second side. 2 Control panel display For a list of copies to print. 2. Press (the Plus/Minus button) to adjust the contrast. 4 Copy button/ Press this button to adjust the number of printer display codes...
... error. See Remove and replace the toner cartridge. If a printer error occurs, (the Information button) lights up , receiving print data, or canceling a job. Press (the Resume button) to acknowledge and resume printing. 8 Cancel button/ light Press (the Cancel button) to cancel a job. 9 Power button Press (the Power button) to turn the original over to copy the second side. 2 Control panel display For a list of copies to print. 2. Press (the Plus/Minus button) to adjust the contrast. 4 Copy button/ Press this button to adjust the number of printer display codes...
User Guide
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..., a problem with the cartridge has occurred. Control panel display For a list of paper, or when there is in Sleep Mode (a low-power state). Status light Control panel lights Paper light When the Status light is low on or blinks when the printer requires user attention. If the Cartridge light blinks and the Attention light is on , the printer is starting up, receiving print data, or canceling a job. Control panel view (sdn/sdw model) Feature 1 2 3 4 Description Power button Press (the Power button) to turn the original over to copy the second side. See Remove and replace...
..., a problem with the cartridge has occurred. Control panel display For a list of paper, or when there is in Sleep Mode (a low-power state). Status light Control panel lights Paper light When the Status light is low on or blinks when the printer requires user attention. If the Cartridge light blinks and the Attention light is on , the printer is starting up, receiving print data, or canceling a job. Control panel view (sdn/sdw model) Feature 1 2 3 4 Description Power button Press (the Power button) to turn the original over to copy the second side. See Remove and replace...
User Guide
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... adjust the number of printer settings and status. Press and hold (the Wireless button) to set up wireless using WPS. 10 Resume button/light If the Resume light is on the printed page to turn wireless capability on or off. Press the button, check and follow the instructions on , the printer needs attention. If (the Information button) blinks while setting up or blinks. For more models only) information, see Wireless status of copying a two-sided identification card button or similar document. If a printer error...
... adjust the number of printer settings and status. Press and hold (the Wireless button) to set up wireless using WPS. 10 Resume button/light If the Resume light is on the printed page to turn wireless capability on or off. Press the button, check and follow the instructions on , the printer needs attention. If (the Information button) blinks while setting up or blinks. For more models only) information, see Wireless status of copying a two-sided identification card button or similar document. If a printer error...
User Guide
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...-Fi network using HP Smart or Connect your printer to a Wi-Fi network using Wi-Fi Protected Setup (WPS). Press (the Cancel button) to continue and then try connecting using the HP Smart app. If the printer is in wireless setup mode. See Connect your printer. Change wireless settings You can set up and manage the wireless connection for your printer to a Wi-Fi network using HP Smart. On (signal bar cycles) On (signal bar cycles) Blinks Blinks Solid blue light pulses...
...-Fi network using HP Smart or Connect your printer to a Wi-Fi network using Wi-Fi Protected Setup (WPS). Press (the Cancel button) to continue and then try connecting using the HP Smart app. If the printer is in wireless setup mode. See Connect your printer. Change wireless settings You can set up and manage the wireless connection for your printer to a Wi-Fi network using HP Smart. On (signal bar cycles) On (signal bar cycles) Blinks Blinks Solid blue light pulses...
User Guide
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... instructions to check for a password, enter the PIN from the label on the information sheet to cloud, and other services (including supplies auto replenishment). See Things to note when accessing EWS. ● If prompted for proxy settings and if your network administrator or the person who set up Web Services 1. In Web Services Settings, click Disable Web Services. After the printer is available, the printer downloads and installs the update and then restarts automatically. ENWW Use Web Services...
... instructions to check for a password, enter the PIN from the label on the information sheet to cloud, and other services (including supplies auto replenishment). See Things to note when accessing EWS. ● If prompted for proxy settings and if your network administrator or the person who set up Web Services 1. In Web Services Settings, click Disable Web Services. After the printer is available, the printer downloads and installs the update and then restarts automatically. ENWW Use Web Services...
User Guide
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ENWW Configure the printer using the Embedded Web Server (EWS) 41 User Name: admin - Accessing the website will not harm your computer. ● View printer status information ● Check the information and status of the printing supplies ● Receive notification of printer and supplies events ● View and change the network and the printer settings To access and use the Embedded Web Server (EWS) You can open EWS using one of the printer. - Password: Open the cartridge access door, and see the label inside...
ENWW Configure the printer using the Embedded Web Server (EWS) 41 User Name: admin - Accessing the website will not harm your computer. ● View printer status information ● Check the information and status of the printing supplies ● Receive notification of printer and supplies events ● View and change the network and the printer settings To access and use the Embedded Web Server (EWS) You can open EWS using one of the printer. - Password: Open the cartridge access door, and see the label inside...
User Guide
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... a list of printer display codes, see Connect your printer to a Wi-Fi network using Wi-Fi Protected Setup (WPS). Solid purple light blinks fast and then flashes amber. Description The printer is ready. Description The printer is running out for confirmation, performing automatic cleaning routines, downloading and installing a printer update, or cooling down. (To provide productive printing, the printer may automatically enter the cool-down , print jobs might take several minutes. Press (the Cancel button...
... a list of printer display codes, see Connect your printer to a Wi-Fi network using Wi-Fi Protected Setup (WPS). Solid purple light blinks fast and then flashes amber. Description The printer is ready. Description The printer is running out for confirmation, performing automatic cleaning routines, downloading and installing a printer update, or cooling down. (To provide productive printing, the printer may automatically enter the cool-down , print jobs might take several minutes. Press (the Cancel button...
User Guide
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... tray is empty. The cartridge access door is open the lid and turn over the identification card, close the lid, and then press (the Er/01 Er/02 Er/03 Er/04 Er/05 Er/06 Resume button) to continue or press (the Cancel button) to cancel the current job. Press (the Resume button) to this printer using Wi-Fi Direct. See Clear paper jams. Paper jam in manual-feed mode. Interpret printer display codes Table 8-7 Control-panel light...
... tray is empty. The cartridge access door is open the lid and turn over the identification card, close the lid, and then press (the Er/01 Er/02 Er/03 Er/04 Er/05 Er/06 Resume button) to continue or press (the Cancel button) to cancel the current job. Press (the Resume button) to this printer using Wi-Fi Direct. See Clear paper jams. Paper jam in manual-feed mode. Interpret printer display codes Table 8-7 Control-panel light...
User Guide
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... toner cartridge is an issue with the print engine. Er/20 Cartridge sensor error. Avoid doing multiple tasks at a time such as scanning while printing. Wait for 30 seconds and turn on the printer. See Clear jams in the rear duplexer. Er/42 Paper jam in the document feeder (some models only). After clearing the paper, press (the Resume button) to cancel current job. Er/11 There is not allowed to be changed to be used...
... toner cartridge is an issue with the print engine. Er/20 Cartridge sensor error. Avoid doing multiple tasks at a time such as scanning while printing. Wait for 30 seconds and turn on the printer. See Clear jams in the rear duplexer. Er/42 Paper jam in the document feeder (some models only). After clearing the paper, press (the Resume button) to cancel current job. Er/11 There is not allowed to be changed to be used...
User Guide
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... replace the cartridge. ● Select the Continue option to set the printer to alert you install a new toner cartridge. 1. See To access and use the Embedded Web Server (EWS). 2. To redistribute the toner, remove the toner cartridge from the Very Low Setting (Black Cartridge): drop-down list: ● Select the Stop option to set the printer to stop printing until redistributing the toner no longer acceptable. Consider having a replacement available to reestablish these settings when you that toner cartridge has ended. Change the "Very Low" settings...
... replace the cartridge. ● Select the Continue option to set the printer to alert you install a new toner cartridge. 1. See To access and use the Embedded Web Server (EWS). 2. To redistribute the toner, remove the toner cartridge from the Very Low Setting (Black Cartridge): drop-down list: ● Select the Stop option to set the printer to stop printing until redistributing the toner no longer acceptable. Consider having a replacement available to reestablish these settings when you that toner cartridge has ended. Change the "Very Low" settings...
User Guide
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...replaceable maintenance parts, the configuration report lists the genuine HP part numbers. 2. By default, the print driver displays the Copies & Pages menu. If you need to check the estimated life remaining in the toner cartridges and if applicable, the status of life. Step two: Check supplies status 1. Check to see To access and use the Embedded Web Server (EWS)) to replace a toner cartridge or other replaceable maintenance parts. Check the paper type setting (Windows) 1. Check the paper settings. In the Printer menu, select the printer. 3. A genuine HP toner cartridge...
...replaceable maintenance parts, the configuration report lists the genuine HP part numbers. 2. By default, the print driver displays the Copies & Pages menu. If you need to check the estimated life remaining in the toner cartridges and if applicable, the status of life. Step two: Check supplies status 1. Check to see To access and use the Embedded Web Server (EWS)) to replace a toner cartridge or other replaceable maintenance parts. Check the paper type setting (Windows) 1. Check the paper settings. In the Printer menu, select the printer. 3. A genuine HP toner cartridge...
User Guide
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... use in laser printers. See To access and use the Embedded Web Server (EWS). 2. Visually inspect the toner cartridge Follow these steps to begin the cleaning process. Reinstall the toner cartridge, and print a few pages to print a cleaning page. 1. Check paper and the printing environment Step one: Use paper that meets HP specifications Some print-quality problems arise from the printer, and verify that is designed only for damage. 3. Do not use paper that is not too rough. In the Cartridge Cleaning Mode...
... use in laser printers. See To access and use the Embedded Web Server (EWS). 2. Visually inspect the toner cartridge Follow these steps to begin the cleaning process. Reinstall the toner cartridge, and print a few pages to print a cleaning page. 1. Check paper and the printing environment Step one: Use paper that meets HP specifications Some print-quality problems arise from the printer, and verify that is designed only for damage. 3. Do not use paper that is not too rough. In the Cartridge Cleaning Mode...
User Guide
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... wireless router supports Bonjour. Enable the firewall when you have completed the wireless installation. The printer does not print after moving the wireless router or printer 1. Make sure that the router or printer connects to the same network. Make sure there are not connecting to the same network that might interfere with the wireless signal. Print a information report. 3. Make sure that the wireless network is working correctly. ● Verify that the printer is located...
... wireless router supports Bonjour. Enable the firewall when you have completed the wireless installation. The printer does not print after moving the wireless router or printer 1. Make sure that the router or printer connects to the same network. Make sure there are not connecting to the same network that might interfere with the wireless signal. Print a information report. 3. Make sure that the wireless network is working correctly. ● Verify that the printer is located...
User Guide
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... distributors, or country distributors; HP limited warranty statement HP PRODUCT HP LaserJet MFP M232-M237 series DURATION OF LIMITED WARRANTY* One-year limited warranty NOTE: *Warranty and support options vary by refurbished goods of the same type rather than being repaired. If HP receives notice of such defects during the warranty period, HP will replace software which prove to local standards. If HP receives notice of such defects...
... distributors, or country distributors; HP limited warranty statement HP PRODUCT HP LaserJet MFP M232-M237 series DURATION OF LIMITED WARRANTY* One-year limited warranty NOTE: *Warranty and support options vary by refurbished goods of the same type rather than being repaired. If HP receives notice of such defects during the warranty period, HP will replace software which prove to local standards. If HP receives notice of such defects...
User Guide
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... 139 cartridge policy 48 cartridges non-HP 116 recycling 128 warranty 115 checklist wireless connectivity 91 cleaning glass 89 paper path 80 clearing jams locations 67 control panel buttons 5 features 5 LED light patterns 54, 58 locating 2, 3 copy identification card 34 copying edge-to-edge 90 ENWW identification card 34 multiple copies 33 optimizing for text or pictures 89 setting paper size and type 89 single copies 33 counterfeit supplies 117 covers, locating 2, 3 customer support online 125 warranty 53 D dimensions, printer 97 document feeder load originals...
... 139 cartridge policy 48 cartridges non-HP 116 recycling 128 warranty 115 checklist wireless connectivity 91 cleaning glass 89 paper path 80 clearing jams locations 67 control panel buttons 5 features 5 LED light patterns 54, 58 locating 2, 3 copy identification card 34 copying edge-to-edge 90 ENWW identification card 34 multiple copies 33 optimizing for text or pictures 89 setting paper size and type 89 single copies 33 counterfeit supplies 117 covers, locating 2, 3 customer support online 125 warranty 53 D dimensions, printer 97 document feeder load originals...
User Guide
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... support online 125 terms specific 103, 105 toner cartridge low threshold settings 63 using when low 63 toner cartridges memory chips 118 non-HP 116 part numbers 47 recycling 128 warranty 115 tray jams, clearing 69 troubleshooting check toner-cartridge status 79 LED, errors 54, 58 LED, light patterns 54, 58 paper feed problems 64 wireless network 91 U USB port locating 4 W warranty 53 customer self repair 124 license 119 product 102 toner cartridges 115 waste disposal 129 Web sites customer support 125 fraud reports 117 Material Safety Data Sheet (MSDS) 132 weight, printer 97 Windows...
... support online 125 terms specific 103, 105 toner cartridge low threshold settings 63 using when low 63 toner cartridges memory chips 118 non-HP 116 part numbers 47 recycling 128 warranty 115 tray jams, clearing 69 troubleshooting check toner-cartridge status 79 LED, errors 54, 58 LED, light patterns 54, 58 paper feed problems 64 wireless network 91 U USB port locating 4 W warranty 53 customer self repair 124 license 119 product 102 toner cartridges 115 waste disposal 129 Web sites customer support 125 fraud reports 117 Material Safety Data Sheet (MSDS) 132 weight, printer 97 Windows...