Service Manual
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... upper door 238 Figure 91. Face-up roller 262 Figure 114. Figure 75. Orientation of 2 258 Figure 110. Attachment bracket, HP Color LaserJet 8550 MFP printer 227 Figure 78. Screws behind left rear cover 235 Figure 88. Left door and strap 234 Figure 87. Connectors on top ...Toner lock sensor and color cartridge sensor . . . . 251 Figure 104. Right rear cover 241 Figure 94. Rear cover 244 Figure 97. Face-up exit assembly 260 Figure 112. Inside left cover 237 Figure 90. Orientation of Figures 9 E-ring 239 Figure 92. Laser/scanner shield 247 Figure...
... upper door 238 Figure 91. Face-up roller 262 Figure 114. Figure 75. Orientation of 2 258 Figure 110. Attachment bracket, HP Color LaserJet 8550 MFP printer 227 Figure 78. Screws behind left rear cover 235 Figure 88. Left door and strap 234 Figure 87. Connectors on top ...Toner lock sensor and color cartridge sensor . . . . 251 Figure 104. Right rear cover 241 Figure 94. Rear cover 244 Figure 97. Face-up exit assembly 260 Figure 112. Inside left cover 237 Figure 90. Orientation of Figures 9 E-ring 239 Figure 92. Laser/scanner shield 247 Figure...
Service Manual
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... delivery drive assembly 286 Figure 138. Rear of the 2,000-sheet input unit 299 Figure 150. Developer/imaging drum bias supply, HP Color LaserJet 8550 printer 288 Figure 140. ECO board 279 Figure 131. Main relay PCA 293 Figure 145. Cartridge motor 280 Figure 132. Carousel ...assembly 287 Figure 139. Plate over media size sensing PCAs 296 Figure 148. Back cover removal 300 Figure 151. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Post charger HV module 290 Figure 142. Vertical transfer unit 302 Figure 153. Developer/imaging drum bias supply...
... delivery drive assembly 286 Figure 138. Rear of the 2,000-sheet input unit 299 Figure 150. Developer/imaging drum bias supply, HP Color LaserJet 8550 printer 288 Figure 140. ECO board 279 Figure 131. Main relay PCA 293 Figure 145. Cartridge motor 280 Figure 132. Carousel ...assembly 287 Figure 139. Plate over media size sensing PCAs 296 Figure 148. Back cover removal 300 Figure 151. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Post charger HV module 290 Figure 142. Vertical transfer unit 302 Figure 153. Developer/imaging drum bias supply...
Service Manual
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.... EN 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 devices.
.... EN 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 devices.
Service Manual
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... information EN Optimized memory for all eight DIMM slots. Features and accessories by printer model Model Feature/accessory 8500 8500 N 8500 DN 8550 8550 N 8550 DN 8550 GN 8550 MFP Standard DIMM memory (in MB) 32 32 64 32 64 64 128 64 Maximum DIMM memory1 (in all models is 128...MB, install 64-MB DIMMs in MB) 256 256 256 512 512 512 512 512 Features Internal hard disk X X X X X X HP JetDirect EIO card X X X X X X 500-sheet tray 2 X X X X X X X 2,000-sheet input unit X X X Duplexer X X X X Copy module X External (EIO...
... information EN Optimized memory for all eight DIMM slots. Features and accessories by printer model Model Feature/accessory 8500 8500 N 8500 DN 8550 8550 N 8550 DN 8550 GN 8550 MFP Standard DIMM memory (in MB) 32 32 64 32 64 64 128 64 Maximum DIMM memory1 (in all models is 128...MB, install 64-MB DIMMs in MB) 256 256 256 512 512 512 512 512 Features Internal hard disk X X X X X X HP JetDirect EIO card X X X X X X 500-sheet tray 2 X X X X X X X 2,000-sheet input unit X X X Duplexer X X X X Copy module X External (EIO...
Service Manual
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... environment specifications Table 4. Product information EN 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 ...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 - Specifications ...
... environment specifications Table 4. Product information EN 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 ...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 - Specifications ...
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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 ...
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 ...
Service Manual
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..., and a copy module. 40 Chapter 1 - HP Color LaserJet 8550 MFP The HP Color LaserJet 8550MFP comes standard with a 100-sheet tray 1, a 500-sheet tray 2, a 500-sheet tray 3, a (tray 4) 2000-sheet input tray, a duplexer, 64 MB RAM, an HP JetDirect print server (10/ 100 Base-TX), an internal hard disk, and five stabilizing legs. HP Color LaserJet 8550 N The HP Color LaserJet 8550N comes standard with a 100-sheet...
..., and a copy module. 40 Chapter 1 - HP Color LaserJet 8550 MFP The HP Color LaserJet 8550MFP comes standard with a 100-sheet tray 1, a 500-sheet tray 2, a 500-sheet tray 3, a (tray 4) 2000-sheet input tray, a duplexer, 64 MB RAM, an HP JetDirect print server (10/ 100 Base-TX), an internal hard disk, and five stabilizing legs. HP Color LaserJet 8550 N The HP Color LaserJet 8550N comes standard with a 100-sheet...
Service Manual
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... the copy module after plugging the printer power cable into the right side of the copy module. External views 7 1 8 2 9 10 3 4 11 5 6 12 Figure 3. See the HP Color LaserJet 8550 MFP printer user guide for more information. Front view 1 Printer control panel (see page 80) 2 Left (face-up) output bin 7 Top (face-down) output bin 8 Flip...
... the copy module after plugging the printer power cable into the right side of the copy module. External views 7 1 8 2 9 10 3 4 11 5 6 12 Figure 3. See the HP Color LaserJet 8550 MFP printer user guide for more information. Front view 1 Printer control panel (see page 80) 2 Left (face-up) output bin 7 Top (face-down) output bin 8 Flip...
Service Manual
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... Printer Information 43 the printer can have a hard disk installed if there is not a factoryinstalled internal hard drive mounted on HP Color LaserJet 8500 N, 8500 DN, 8550 N, 8550 DN, 8550 GN, and 8550 MFP models) 4 EIO slot 2 (shown with HP JetDirect internal print server) 5 Parallel IEEE-1284 interface port (C-size) 6 EIO slot 1 7 C-link connector Note Either EIO slot can...
... Printer Information 43 the printer can have a hard disk installed if there is not a factoryinstalled internal hard drive mounted on HP Color LaserJet 8500 N, 8500 DN, 8550 N, 8550 DN, 8550 GN, and 8550 MFP models) 4 EIO slot 2 (shown with HP JetDirect internal print server) 5 Parallel IEEE-1284 interface port (C-size) 6 EIO slot 1 7 C-link connector Note Either EIO slot can...
Service Manual
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...1991+A1+A2+A3+A4 / EN 60950:1992+A1+A2+A3+A4+A11 IEC 825-1:1993 / EN 60825-1:1994+A11 Class 1 (Laser/LED) EMC: CISPR 22:1997 / EN 55022:1998 Class A1 EN 61000-3-2:1995 EN 61000-3-3:1995 EN 55024:1998 FCC Title 47 ...1 - In a domestic environment this device must accept any interference received, including interference that the product Product Name: Model Number: Product Options: HP Color LaserJet 8550, 8550 N, 8550 DN, 8550 GN, 8550 MFP C7096A, C7097A, C7098A, C7099A, C7835A, C7836A ALL conforms to take adequate measures. Operation is a Class A product. Product information EN Boise,...
...1991+A1+A2+A3+A4 / EN 60950:1992+A1+A2+A3+A4+A11 IEC 825-1:1993 / EN 60825-1:1994+A11 Class 1 (Laser/LED) EMC: CISPR 22:1997 / EN 55022:1998 Class A1 EN 61000-3-2:1995 EN 61000-3-3:1995 EN 55024:1998 FCC Title 47 ...1 - In a domestic environment this device must accept any interference received, including interference that the product Product Name: Model Number: Product Options: HP Color LaserJet 8550, 8550 N, 8550 DN, 8550 GN, 8550 MFP C7096A, C7097A, C7098A, C7099A, C7835A, C7836A ALL conforms to take adequate measures. Operation is a Class A product. Product information EN Boise,...
Service Manual
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... (2) this device may cause undesired operation. 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. DOC-3,000-sheet stacker DECLARATION OF CONFORMITY according ... 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 Conformity for Declarations of the FCC rules. February 10, 1999...
... (2) this device may cause undesired operation. 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. DOC-3,000-sheet stacker DECLARATION OF CONFORMITY according ... 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 Conformity for Declarations of the FCC rules. February 10, 1999...
Service Manual
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.... Ordering Organization SMO (Service Materials Organization) SME (Support Materials Europe) HPD (HP Distribution Center) Address Hewlett-Packard Company Support Materials Organization 8050 Foothills Blvd. When repairing an HP Color LaserJet 8550 MFP printer, first isolate the location of the field-replaceable units. Introduction Repair normally... involved. Usually, simply sending a print job to the printer from SME, SMO, and HP Distribution Center (HPD). Use only accessories specifically designed for ordering from a computer is sufficient to the HP Color LaserJet 8550 MFP printer.
.... Ordering Organization SMO (Service Materials Organization) SME (Support Materials Europe) HPD (HP Distribution Center) Address Hewlett-Packard Company Support Materials Organization 8050 Foothills Blvd. When repairing an HP Color LaserJet 8550 MFP printer, first isolate the location of the field-replaceable units. Introduction Repair normally... involved. Usually, simply sending a print job to the printer from SME, SMO, and HP Distribution Center (HPD). Use only accessories specifically designed for ordering from a computer is sufficient to the HP Color LaserJet 8550 MFP printer.
Service Manual
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... user's guide for the following reasons: Repairs resulting from the use a toner cartridge before the expiration date stamped on the printer is optional with the HP Color LaserJet 8550 MFP. Toner cartridge information The toner cartridge is not recommended for further warranty information. EN Warranty 69 There might also be arranged through the Customer Care...
... user's guide for the following reasons: Repairs resulting from the use a toner cartridge before the expiration date stamped on the printer is optional with the HP Color LaserJet 8550 MFP. Toner cartridge information The toner cartridge is not recommended for further warranty information. EN Warranty 69 There might also be arranged through the Customer Care...
Service Manual
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See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. EN Verifying package contents 73 See the HP Color LaserJet 8550 MFP printer Service Manual for descriptions of printer box 1 Four toner cartridges: black, cyan, magenta, and yellow... 5 Imaging drum 6 Printer control panel overlay (if applicable) 7 Media size labels 8 Left (face-up) output bin 9 An HP Color LaserJet 8500 (shown above), 8500 N, 8500 DN, 8550, 8550 N, 8550 DN, 8550 GN, or 8550 MFP printer. Verifying package contents Verify that the following items were included from the factory: 4 5 1 6 9 7 2 8 3...
See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. EN Verifying package contents 73 See the HP Color LaserJet 8550 MFP printer Service Manual for descriptions of printer box 1 Four toner cartridges: black, cyan, magenta, and yellow... 5 Imaging drum 6 Printer control panel overlay (if applicable) 7 Media size labels 8 Left (face-up) output bin 9 An HP Color LaserJet 8500 (shown above), 8500 N, 8500 DN, 8550, 8550 N, 8550 DN, 8550 GN, or 8550 MFP printer. Verifying package contents Verify that the following items were included from the factory: 4 5 1 6 9 7 2 8 3...
Service Manual
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... configuration pages in English. VALUE + until you press GO without selecting a language, the printer brings itself online and all subsequent messages are ignored. See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. The language selected is the default language until another selection is turned on until the language...
... configuration pages in English. VALUE + until you press GO without selecting a language, the printer brings itself online and all subsequent messages are ignored. See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. The language selected is the default language until another selection is turned on until the language...
Service Manual
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... low toner cartridge, press ITEM repeatedly until the correct color appears. 4 Press SELECT to estimate whether enough toner remains in the cartridges. VALUE + until CONFIGURATION MENU appears. HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the status tab of.... 5 Repeat steps 2 through 4 if other cartridges have replaced one or more of the driver, and in HP Web JetAdmin (for approximately 30 seconds. The HP TonerGauge indicator appears on the configuration page, on HP Color LaserJet 8550 MFP printers. Operational overview EN
... low toner cartridge, press ITEM repeatedly until the correct color appears. 4 Press SELECT to estimate whether enough toner remains in the cartridges. VALUE + until CONFIGURATION MENU appears. HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the status tab of.... 5 Repeat steps 2 through 4 if other cartridges have replaced one or more of the driver, and in HP Web JetAdmin (for approximately 30 seconds. The HP TonerGauge indicator appears on the configuration page, on HP Color LaserJet 8550 MFP printers. Operational overview EN
Service Manual
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EN Doors and covers 227 Locking pins 4 Roll the printer off of the holes. 32 Figure 78. Attachment bracket, HP Color LaserJet 8550 MFP printer 3 On each side at the bottom of the rack, rotate the locking pins (callout 3) until they slide out of the rack. HP Color LaserJet 8500 MFP printer-separating the printer from the frame 1 Remove two screws (callout 1) from the attachment cover on the left side of the printer to release the attachment cover. 2 Remove two screws (callout 2) from the attachment bracket. 12 2 Figure 77.
EN Doors and covers 227 Locking pins 4 Roll the printer off of the holes. 32 Figure 78. Attachment bracket, HP Color LaserJet 8550 MFP printer 3 On each side at the bottom of the rack, rotate the locking pins (callout 3) until they slide out of the rack. HP Color LaserJet 8500 MFP printer-separating the printer from the frame 1 Remove two screws (callout 1) from the attachment cover on the left side of the printer to release the attachment cover. 2 Remove two screws (callout 2) from the attachment bracket. 12 2 Figure 77.
Service Manual
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Plate, HP Color LaserJet 8550 MFP printer EN Doors and covers 243 the plate remains attached to disconnect the video I/O connector. Rear cover 1 For HP Color LaserJet 8550 MFP printer models, complete the following steps before continuing to step 2 on the following page: a Release two thumb screws (callout 1) to the rear cover. 12 2 Figure 95. b Remove three screws (callout 2) from inside the opening;
Plate, HP Color LaserJet 8550 MFP printer EN Doors and covers 243 the plate remains attached to disconnect the video I/O connector. Rear cover 1 For HP Color LaserJet 8550 MFP printer models, complete the following steps before continuing to step 2 on the following page: a Release two thumb screws (callout 1) to the rear cover. 12 2 Figure 95. b Remove three screws (callout 2) from inside the opening;
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Shown in figure 128 is located on page 278. 12 Figure 128. EN Rear assemblies 277 Controller board, HP Color LaserJet 8550 MFP printer Note Controller board removal procedures, which begin on page 278, change only in an HP Color LaserJet 8550 MFP printer and includes the ECO board cable (callout 1). Compare the controller board to the same part from an HP Color LaserJet 8500 printer, in figure 129 on the lower left side of the rear of connectors from one printer to another. Controller board The controller board is a controller board in the locations of the printer.
Shown in figure 128 is located on page 278. 12 Figure 128. EN Rear assemblies 277 Controller board, HP Color LaserJet 8550 MFP printer Note Controller board removal procedures, which begin on page 278, change only in an HP Color LaserJet 8550 MFP printer and includes the ECO board cable (callout 1). Compare the controller board to the same part from an HP Color LaserJet 8500 printer, in figure 129 on the lower left side of the rear of connectors from one printer to another. Controller board The controller board is a controller board in the locations of the printer.
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... from the network before beginning troubleshooting to make sure that the items included in the consumable kits are in good condition. For HP Color LaserJet 8550 MFP printers, compare printed pages to copied pages to determine whether the problem is never exposed to direct sunlight. Note the location of...produced by diazo copiers or office cleaning materials. l The printer is installed on the Power Rating Label. Use the HP Color LaserJet 8550 MFP printer service manual to troubleshoot copy module and document feeder problems. l The printer driver is not overfull. Suspect this manual. l Any...
... from the network before beginning troubleshooting to make sure that the items included in the consumable kits are in good condition. For HP Color LaserJet 8550 MFP printers, compare printed pages to copied pages to determine whether the problem is never exposed to direct sunlight. Note the location of...produced by diazo copiers or office cleaning materials. l The printer is installed on the Power Rating Label. Use the HP Color LaserJet 8550 MFP printer service manual to troubleshoot copy module and document feeder problems. l The printer driver is not overfull. Suspect this manual. l Any...