Manual fax hp 640

Paper tray capacities Type. Paper sizes Type. Physical specifications Dimension without tray. Dimension with tray. Power specifications Category.

The alternating current adapter shipped might be specified to provide more power than system direct current input maximum requirement above. Environmental specifications In the presence of high electromagnetic fields it is possible that the output from the HP Fax might be slightly distorted. Maximum operating conditions Maximum operating conditions. Recommended operating conditions Maximum operating conditions. Storage conditions Maximum storage conditions.

Memory specifications Memory specifications: Up to 50 pages. Select a location. Europe, Middle East, Africa. Asia Pacific and Oceania. Select a language. Confirm Back. Search all support. Search help. One or more of the values entered is not permitted. Please wait while we process your request. This process can take several minutes depending on the number of warranties being checked. Select registration option. Error: Javascript is disabled in this browser. This page requires Javascript.

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Select your model. How does HP install software and gather data? Search all support. Search help. Tips for better search results Ensure correct spelling and spacing - Examples: "paper jam" Use product model name: - Examples: laserjet pro p, DeskJet For HP products a product number. Loading Results.

Apache Log4j Update Please see this document here for current information regarding the Apache Log4j vulnerability. Print cartridge information The print cartridge life is very sensitive to the content of received faxes or copies you make. Page Print The Self Test Print the self test Print the self test When you want to test if the machine is working correctly, you can check it by printing the self test. Scroll to Self Test by pressing and press OK.

Page 51 Replace the print cartridge 3. Open the control panel and cartridge compartment cover it will click and remain open. Push the cartridge down and remove it. To load the cartridge insert the cartridge as shown below. When the cartridge is pushed to the back of the cartridge carrier, push the top of the cartridge until it clicks into place.

Close the cartridge compartment cover and control panel. Press 1 for new cartridge, or 2 for the old one. Remove the jammed paper as shown. If the paper tears when it is being removed check to ensure that no small pieces have been left inside the machine. Reinstall the cartridge and close the cover and panel. If you spend a long time cleaning the cartridge, the cartridge carrier may have moved back to the original position.

If so, press Access Cartridge again to move the carrier to the install position. Page Clean The Document Scanner Area Clean the document scanner area Clean the document scanner area To keep your machine working properly, occasionally clean the white roller, document feeder rubber piece, and the scanning glass. If they are dirty, documents sent to another fax machine will not be clear. Page 56 Clean the document scanner area 4.

Clean the document feeder rubber piece at the back of the control panel. Carefully wipe the scanning glass with a soft, dry, lint free cloth. If, however, you drop your machine while moving it, we recommend you adjust scanner.

Scroll to Adjust Scanner by pressing and press OK. You attempted to delete, print or send the Favorites document when there is no document stored. You attempted to delete a junk fax number when there is no Junk Fax Empty junk fax number. The remote user entered the wrong poll code.

Poll Code Error You have already programmed a polling send. Cancel Poll job exists scheduled job and try again. The chart below shows other problems you can solve yourself. For problems you cannot resolve here, see Use Hewlett-Packard support services on page Page 61 Troubleshooting Problem Solution The machine does not send anything. Check that the document is loaded face down.

Send should appear in the display after it dials. Check if the machine to which you are sending can receive your fax. You cannot poll another machine. The fax machine you are polling may be using a poll code password.

Check ink level as described in on page To Replace the print cartridge install a new print cartridge, see on page Make sure the print cartridge is installed correctly. To clean the Maintain the print cartridge print cartridge, see on page Page Specifications And Regulatory Information Paper types and sizes Specifications and regulatory information This chapter contains product and supplies specifications, ordering information, and regulatory statements. Paper types and sizes The HP Fax is designed to work optimally with plain cotton bond paper.

The following paper sizes and weight can be used with your machine: Paper size Dimensions Paper weight HP black inkjet print cartridge CCA Product specifications The specifications are subject to change without notice. Page 65 Product specifications Item Specification Weight 3. Page Environmental Product Stewardship Program Environmental product stewardship program Protecting the environment Hewlett-Packard Company is committed to providing quality products in an environmentally sound manner.

This product has been designed with several attributes to minimize impacts on our environment. If trouble is experienced with the HP Fax, for repair or warranty information, please contact Hewlett-Packard technical support by calling