Service Manual
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... Introduction 21 Introduction Note This manual covers service topics for the following printers and their paper-handling optional accessories: HP Color LaserJet 8500 printer (base model) HP Color LaserJet 8500 N printer HP Color LaserJet 8500 DN printer HP Color LaserJet 8550 printer (base model) HP Color LaserJet 8550 N printer HP Color LaserJet 8550 DN printer HP Color LaserJet 8550 GN printer HP Color LaserJet 8550 MFP-print engine only Service topics for all service information related to these...
... Introduction 21 Introduction Note This manual covers service topics for the following printers and their paper-handling optional accessories: HP Color LaserJet 8500 printer (base model) HP Color LaserJet 8500 N printer HP Color LaserJet 8500 DN printer HP Color LaserJet 8550 printer (base model) HP Color LaserJet 8550 N printer HP Color LaserJet 8550 DN printer HP Color LaserJet 8550 GN printer HP Color LaserJet 8550 MFP-print engine only Service topics for all service information related to these...
Service Manual
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... 6.0 A at 220 V Operating environment specifications Table 4. Electrical specifications Item Power requirements Power consumption (typical): During printing (b/w) During printing (color) During standby During Power Save mode During Off mode Minimum recommended circuit capacity for typical product 110-volt models 100 to 127 V (+/- 10...45 W less than 2 W 12.0 A at 120 V 220-volt models 220 to 10,000 feet) Note See the HP Color LaserJet 8550 MFP printer service manual for dimensions that include copy module, automatic document feeder, and 1,000-sheet input paper deck. 24 Chapter 1 -
... 6.0 A at 220 V Operating environment specifications Table 4. Electrical specifications Item Power requirements Power consumption (typical): During printing (b/w) During printing (color) During standby During Power Save mode During Off mode Minimum recommended circuit capacity for typical product 110-volt models 100 to 127 V (+/- 10...45 W less than 2 W 12.0 A at 120 V 220-volt models 220 to 10,000 feet) Note See the HP Color LaserJet 8550 MFP printer service manual for dimensions that include copy module, automatic document feeder, and 1,000-sheet input paper deck. 24 Chapter 1 -
Service Manual
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Product information EN Note Space requirements See the HP Color LaserJet 8550 MFP printer service manual for space requirements for the copy module, automatic document feeder, and 1,000-sheet input paper deck. 290 mm 11 in 1404 mm 55 in 1 460 ...
Product information EN Note Space requirements See the HP Color LaserJet 8550 MFP printer service manual for space requirements for the copy module, automatic document feeder, and 1,000-sheet input paper deck. 290 mm 11 in 1404 mm 55 in 1 460 ...
Service Manual
Page 31
...C, or 374° F). Do not use the "manual print second side" feature. Recycled media can be used with this chapter can be used with the printer, within certain specifications. For ordering information, see the HP LaserJet Printer Family Paper Specification Guide. Use only print media that...not meet the specifications described in this chapter and still not print satisfactorily. This might not be covered by the HP warranty or service agreements. This service might be caused by abnormal characteristics of the printing environment, such as extremes in temperature and humidity. For...
...C, or 374° F). Do not use the "manual print second side" feature. Recycled media can be used with this chapter can be used with the printer, within certain specifications. For ordering information, see the HP LaserJet Printer Family Paper Specification Guide. Use only print media that...not meet the specifications described in this chapter and still not print satisfactorily. This might not be covered by the HP warranty or service agreements. This service might be caused by abnormal characteristics of the printing environment, such as extremes in temperature and humidity. For...
Service Manual
Page 55
...following Directives and carries the CE- Box 15 Mail Stop 160, Boise, ID 83707-0015 (Phone: 208-396-6000) Note See the HP Color LaserJet 8550 MFP printer Service Manual for the copy module, automatic document feeder, and 1,000-sheet input paper deck. February 10, 1999 For Compliance Information ONLY, contact:...IEC 950:1991+A1+A2+A3+A4+A11 / EN 60950:1992+A1+A2+A3+A4+A11 IEC 825-1:1993 / EN 60825-1:1994 Class 1 (Laser/LED) UL1950, Third Edition Additional Information: The product herewith complies with Part 15 of the FCC rules. Operation is in a typical configuration with ...
...following Directives and carries the CE- Box 15 Mail Stop 160, Boise, ID 83707-0015 (Phone: 208-396-6000) Note See the HP Color LaserJet 8550 MFP printer Service Manual for the copy module, automatic document feeder, and 1,000-sheet input paper deck. February 10, 1999 For Compliance Information ONLY, contact:...IEC 950:1991+A1+A2+A3+A4+A11 / EN 60950:1992+A1+A2+A3+A4+A11 IEC 825-1:1993 / EN 60825-1:1994 Class 1 (Laser/LED) UL1950, Third Edition Additional Information: The product herewith complies with Part 15 of the FCC rules. Operation is in a typical configuration with ...
Service Manual
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... Center (HPD). For a list of available accessories and their part numbers, see the service manual specific to determine whether or not the print engine is sufficient to the HP Color LaserJet 8550 MFP printer. The following table lists information for this manual. Parts and supplies Field replaceable and accessory part numbers are found in chapter 8 of...
... Center (HPD). For a list of available accessories and their part numbers, see the service manual specific to determine whether or not the print engine is sufficient to the HP Color LaserJet 8550 MFP printer. The following table lists information for this manual. Parts and supplies Field replaceable and accessory part numbers are found in chapter 8 of...
Service Manual
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... the following items were included from the factory: 4 5 1 6 9 7 2 8 3 Figure 7. Contents of the various printer configurations. See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. See the HP Color LaserJet 8550 MFP printer Service Manual for descriptions of printer box 1 Four toner cartridges: black, cyan, magenta, and yellow 2 Power cord 3 One software CD-ROM and one...
... the following items were included from the factory: 4 5 1 6 9 7 2 8 3 Figure 7. Contents of the various printer configurations. See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. See the HP Color LaserJet 8550 MFP printer Service Manual for descriptions of printer box 1 Four toner cartridges: black, cyan, magenta, and yellow 2 Power cord 3 One software CD-ROM and one...
Service Manual
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... language 97 If you press GO without selecting a language, the printer brings itself online and all subsequent messages are ignored. Only - See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. Selecting the display language Note Note The printer supports printer messages and prints configuration pages in a variety of...
... language 97 If you press GO without selecting a language, the printer brings itself online and all subsequent messages are ignored. Only - See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. Selecting the display language Note Note The printer supports printer messages and prints configuration pages in a variety of...
Service Manual
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...regular basis as that they might indicate ventilation or printer environment problems. l The toner catch tray is not overfull. Suspect this manual. l Printer hardware or software configuration has not changed, or the problem is not associated with the network. l The maintenance ...copied pages to determine whether the problem is correct for software-related problems. EN Pre-troubleshooting checklist 367 Use the HP Color LaserJet 8550 MFP printer service manual to direct sunlight. Empty the toner catch tray, if necessary, and identify the source of spilled or accumulated ...
...regular basis as that they might indicate ventilation or printer environment problems. l The toner catch tray is not overfull. Suspect this manual. l Printer hardware or software configuration has not changed, or the problem is not associated with the network. l The maintenance ...copied pages to determine whether the problem is correct for software-related problems. EN Pre-troubleshooting checklist 367 Use the HP Color LaserJet 8550 MFP printer service manual to direct sunlight. Empty the toner catch tray, if necessary, and identify the source of spilled or accumulated ...
Service Manual
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.... Event log message: 13.11.1 Description: 1 = Time-out at paper entry sensor (PS31) B = Time-out at the pickup assembly and the controller PCA in the Service Mode Menu. Perform a paper path test feeding from the 2,000-sheet input unit, and verify that sensor 2 on the printer control panel indicates 1 (on page... assembly. 7 If the problem persists, replace the VTU, which includes PS31. 390 Chapter 7 - Troubleshooting EN Check the control panel settings for an explanation of this manual.
.... Event log message: 13.11.1 Description: 1 = Time-out at paper entry sensor (PS31) B = Time-out at the pickup assembly and the controller PCA in the Service Mode Menu. Perform a paper path test feeding from the 2,000-sheet input unit, and verify that sensor 2 on the printer control panel indicates 1 (on page... assembly. 7 If the problem persists, replace the VTU, which includes PS31. 390 Chapter 7 - Troubleshooting EN Check the control panel settings for an explanation of this manual.
Service Manual
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...PRINT CONFIG PAGE appears on the display. 3 Press SELECT to print the page. Aids to troubleshooting This section describes various tools service personnel can use if the controller board is set up correctly or to verify information about the printer's configuration. EN Aids to... found in this manual. The page includes the following information: serial number formatter board number page counts (use to diagnose hardware problems. In addition to the tools described in this section, the service and support CD-ROM included with your service manual contains the user documentation...
...PRINT CONFIG PAGE appears on the display. 3 Press SELECT to print the page. Aids to troubleshooting This section describes various tools service personnel can use if the controller board is set up correctly or to verify information about the printer's configuration. EN Aids to... found in this manual. The page includes the following information: serial number formatter board number page counts (use to diagnose hardware problems. In addition to the tools described in this section, the service and support CD-ROM included with your service manual contains the user documentation...
Service Manual
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... events, including media jams, service errors, and other printer actions. 8 Color adjust-lists color adjustment halftone settings and the number of the four cartridges are also shown. 4 Memory-shows the total memory installed in each of pages since the last manual color adjustment. 9 Duplex registration (8550 models only)-lists the x- For HP Color LaserJet 8550 printer models (except...
... events, including media jams, service errors, and other printer actions. 8 Color adjust-lists color adjustment halftone settings and the number of the four cartridges are also shown. 4 Memory-shows the total memory installed in each of pages since the last manual color adjustment. 9 Duplex registration (8550 models only)-lists the x- For HP Color LaserJet 8550 printer models (except...
Service Manual
Page 444
... Figures 225 through the printer (process direction) 5 Direction streaks occurs on pages 6 Direction banding occurs on pages Note PostScript print samples are located on the service and support CD (which is included with your service manual). Troubleshooting EN
... Figures 225 through the printer (process direction) 5 Direction streaks occurs on pages 6 Direction banding occurs on pages Note PostScript print samples are located on the service and support CD (which is included with your service manual). Troubleshooting EN
Service Manual
Page 478
... (secured by 1 screw) (see figure 161, callout 2, and figure 163, callout 2). When you activate the sensor, the bottom service LED on the controller PCA comes on the controller PCA to diagnostic mode. 4 Manually activate the sensor. • When you release the sensor, the LED goes off position. 476 Chapter 7 - Replace the corresponding...
... (secured by 1 screw) (see figure 161, callout 2, and figure 163, callout 2). When you activate the sensor, the bottom service LED on the controller PCA comes on the controller PCA to diagnostic mode. 4 Manually activate the sensor. • When you release the sensor, the LED goes off position. 476 Chapter 7 - Replace the corresponding...
Service Manual
Page 480
... flipper motor remains working , and the delivery head assembly moves up test is successful, reinstall the multi-bin mailbox. 3 If a problem exists, the service LEDs blink in a pattern, indicating an error code (table 49 on page 479 lists the error codes indicated by the blinking pattern). 478 Chapter 7 ...). Note Power-up test. • All the motors in the multi-bin mailbox start working and waiting for the paper path test. 1 Manually feed paper through the input paper guide. • The paper passes across the flipper assembly and moves down the multi-bin mailbox twice, scanning...
... flipper motor remains working , and the delivery head assembly moves up test is successful, reinstall the multi-bin mailbox. 3 If a problem exists, the service LEDs blink in a pattern, indicating an error code (table 49 on page 479 lists the error codes indicated by the blinking pattern). 478 Chapter 7 ...). Note Power-up test. • All the motors in the multi-bin mailbox start working and waiting for the paper path test. 1 Manually feed paper through the input paper guide. • The paper passes across the flipper assembly and moves down the multi-bin mailbox twice, scanning...