HP 640 User Guide - Page 57
Adjust the scanner, LCD error messages, TOOLS - fax machine ink cartridge
UPC - 883585076130
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CARE AND MAINTENANCE CARE AND MAINTENANCE CARE AND MAINTENANCE Adjust the scanner Adjust the scanner The scanner is adjusted at the factory. If, however, you drop your machine while moving it, we recommend you adjust scanner. 1. Press Menu repeatedly until TOOLS appears and press OK. 2. Scroll to Adjust Scanner by pressing and press OK. 3. Load a plain WHITE sheet of paper (no writing or graphics) into the document feeder and press OK. • The machine starts to scan the document to adjust the scanner. • Printing quality may be unexpectedly worse if you do not use a plain WHITE paper for the adjustment. LCD error messages These are the error message that may display along with solutions for you. Display Status/Solution Adjust scanner Adjust the scanner to fix this problem as described in Adjust first in TOOLS menu the scanner on page 51. Check white paper document and try again You must use plain, white paper when adjusting the scanner. See Adjust the scanner on page 51. Clean white roller, For more information, see Clean the document scanner area glass and try again on page 49. Duplicated with [Speed No.xx] The same number has already been registered into another speed dial location. Exceeded Job Memory The machine can hold only 3 Favorites. Exceeded Job Memory The broadcasting and delayed fax can hold 5 jobs in total. Cancel scheduled Cancel a scheduled job and try again. job and try again Ink Low. Install new ink cartridge The print cartridge is low or has run out of ink. To install a new print cartridge, see Replace the print cartridge on page 44. Although this message is displayed, you can make a copy or print a report. Incoming faxes will be stored in memory. You must manually print them, see Reprinting faxes on page 40. Install ink cartridge Print cartridge is not installed or improperly installed. Invalid Time The time you set for fax forwarding is wrong. CARE AND MAINTENANCE CARE AND MAINTENANCE CARE AND MAINTENANCE CARE AND MAINTENANCE Care and maintenance 51