HP Color LaserJet 8500 Service Manual - Page 438
Table 44., Media jam detection, Location of jam, Detected when .., Troubleshooting
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Following are possible media jams: Table 44. Media jam detection Location of jam Pick-up delay jam 1 Pick-up delay jam 2 Transfer jam Fusing delivery paper delay jam Fusing delivery stationary jam Fusing unit paper coil jam Detected when . . . The page has not reached the pick-up unit paper sensor (PS17) within about: 1.2 seconds after leaving tray 2 1.3 seconds after leaving tray 3 The media does not reach the registration roller paper sensor (PS1) within about: 1.9 seconds after leaving tray 2 2.0 seconds after leaving tray 3 1.8 seconds after leaving tray 1 The separation sensor (PS5) does not detect the media for the specified time or longer within 1.5 to 2.2 seconds after the top of paper signal: about 0.1 seconds (normal mode) about 0.4 seconds (overhead transparency mode) about 0.3 seconds (high-gloss mode) The media has not reached the fusing delivery sensor (PS1903) since the top of paper signal within about: 3.2 seconds (normal mode) 12.8 seconds (overhead transparency mode) 9.6 seconds (high-gloss mode) The media has not passed through the fusing delivery sensor (PS1903) after PS1903 detects the leading edge of the media within approximately: 2.4 seconds (normal mode/letter-sized media landscape) 9.6 seconds (overhead transparency mode/letter-sized media landscape) 7.2 seconds (high-gloss mode/letter-sized media landscape) 4.2 seconds (normal mode/11-by-17 inch-sized media) 17.0 seconds (overhead transparency mode/11-by-17 inch-sized media) 12.7 seconds (high-gloss mode/11-by-17 inch-sized media) The fusing delivery sensor (PS1903) does not detect the media for the specified time or longer within 0.2 to 1.2 seconds after PS1903 detects the leading edge of the media within approximately: 0.8 seconds (normal mode) 3.2 seconds (overhead transparency mode) 2.4 seconds (high-gloss mode) 436 Chapter 7 - Troubleshooting EN