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.... Front right cover 229 Figure 81. Stopper hinges on lower left 226 Figure 77. Right rear cover 241 Figure 94. Laser/scanner shield 247 Figure 99. Face-down exit sensor rail 249 Figure 102. Connector on right cover subassembly 240 Figure 93...door 236 Figure 89. Connectors on top cover 233 Figure 86. Plate, HP Color LaserJet 8550 MFP printer 243 Figure 96. Bottom of printer and accessories: top, front, and right 225 Figure 76. Figure 75. Attachment bracket, HP Color LaserJet 8550 MFP printer 227 Figure 78. Removing the front cover 228 Figure 80. Filler panel...
.... Front right cover 229 Figure 81. Stopper hinges on lower left 226 Figure 77. Right rear cover 241 Figure 94. Laser/scanner shield 247 Figure 99. Face-down exit sensor rail 249 Figure 102. Connector on right cover subassembly 240 Figure 93...door 236 Figure 89. Connectors on top cover 233 Figure 86. Plate, HP Color LaserJet 8550 MFP printer 243 Figure 96. Bottom of printer and accessories: top, front, and right 225 Figure 76. Figure 75. Attachment bracket, HP Color LaserJet 8550 MFP printer 227 Figure 78. Removing the front cover 228 Figure 80. Filler panel...
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... 1 and 2 housing assemblies 283 Figure 135. Screws on registration roller assembly 265 Figure 117. Developer/imaging drum bias supply, HP Color LaserJet 8550 printer 288 Figure 140. Main relay PCA 293 Figure 145. Front cover of 2 268 Figure 120. Paper pick-up assembly 267 ... 116. Separation discharge high-voltage converter . . . . . 295 Figure 147. Left cover removal 301 Figure 152. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Cartridge motor 280 Figure 132. Back cover removal 300 Figure 151. Rear of Figures EN Power supply 276 Figure 128...
... 1 and 2 housing assemblies 283 Figure 135. Screws on registration roller assembly 265 Figure 117. Developer/imaging drum bias supply, HP Color LaserJet 8550 printer 288 Figure 140. Main relay PCA 293 Figure 145. Front cover of 2 268 Figure 120. Paper pick-up assembly 267 ... 116. Separation discharge high-voltage converter . . . . . 295 Figure 147. Left cover removal 301 Figure 152. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Cartridge motor 280 Figure 132. Back cover removal 300 Figure 151. Rear of Figures EN Power supply 276 Figure 128...
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...the HP Color LaserJet 8550 MFP printer's copy module, automatic document feeder, and 1,000-sheet input paper deck are not included in this manual. 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...
...the HP Color LaserJet 8550 MFP printer's copy module, automatic document feeder, and 1,000-sheet input paper deck are not included in this manual. 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...
Service Manual
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... 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- Product information EN 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...
... 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- Product information EN 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...
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... (average) less than 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 typical product 110-volt models 100 to 127 V (+/- 10%) 50/60 Hz (+/- 2 Hz) 750 W (average) 375 W ...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 dimensions that include copy module, automatic document ...
... (average) less than 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 typical product 110-volt models 100 to 127 V (+/- 10%) 50/60 Hz (+/- 2 Hz) 750 W (average) 375 W ...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 dimensions that include copy module, automatic document ...
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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 ...
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 ...
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... configurations: HP Color LaserJet 8550 The HP Color LaserJet 8550 comes standard with a 100-sheet tray 1, a 500-sheet tray 2, a 500-sheet tray 3, a printer stand, 64 MB RAM, an HP JetDirect print server (10/100 Base-TX), and an internal hard disk. HP Color LaserJet 8550 N The HP Color LaserJet 8550N comes standard with a 100-sheet tray 1, a 500-sheet tray 3, a printer stand, and 32 MB RAM. HP Color LaserJet 8550 MFP The HP Color LaserJet 8550MFP comes standard...
... configurations: HP Color LaserJet 8550 The HP Color LaserJet 8550 comes standard with a 100-sheet tray 1, a 500-sheet tray 2, a 500-sheet tray 3, a printer stand, 64 MB RAM, an HP JetDirect print server (10/100 Base-TX), and an internal hard disk. HP Color LaserJet 8550 N The HP Color LaserJet 8550N comes standard with a 100-sheet tray 1, a 500-sheet tray 3, a printer stand, and 32 MB RAM. HP Color LaserJet 8550 MFP The HP Color LaserJet 8550MFP comes standard...
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... upper cover 4 Input tray 2 (not included on 10 Input tray 1 the HP Color LaserJet 8550 base model, but available as 11 Right lower cover an option) 12 Printer stand (base unit and 5 Power/standby button N models only) 6 Input tray 3 Note The power/standby button shown above is immobilized in HP Color LaserJet 8550 MFP printers. External views 7 1 8 2 9 10 3 4 11 5 6 12 Figure...
... upper cover 4 Input tray 2 (not included on 10 Input tray 1 the HP Color LaserJet 8550 base model, but available as 11 Right lower cover an option) 12 Printer stand (base unit and 5 Power/standby button N models only) 6 Input tray 3 Note The power/standby button shown above is immobilized in HP Color LaserJet 8550 MFP printers. External views 7 1 8 2 9 10 3 4 11 5 6 12 Figure...
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... 43 Formatter assemblies 23 4 1 5 6 7 Figure 5. Formatter assemblies 1 Formatter board 2 DIMM slots 3 Printer hard disk location (factory-installed 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 support one hard...
... 43 Formatter assemblies 23 4 1 5 6 7 Figure 5. Formatter assemblies 1 Formatter board 2 DIMM slots 3 Printer hard disk location (factory-installed 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 support one hard...
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DOC-HP Color LaserJet 8550 printer DECLARATION OF CONFORMITY according to ISO/IEC Guide 22 and EN...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... 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 ...
DOC-HP Color LaserJet 8550 printer DECLARATION OF CONFORMITY according to ISO/IEC Guide 22 and EN...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... 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 ...
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...: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. DOC-3,000-sheet stacker DECLARATION OF...Product Regulations Manager, Hewlett-Packard Company, P.O. 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 Declarations of the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference ...
...: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. DOC-3,000-sheet stacker DECLARATION OF...Product Regulations Manager, Hewlett-Packard Company, P.O. 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 Declarations of the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference ...
Service Manual
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When repairing an HP Color LaserJet 8550 MFP printer, first isolate the location of the field-replaceable units. Once a faulty part is located, repair is generally accomplished by assembly-level replacement of the problem. ... replaceable and accessory part numbers are found in chapter 7. For a list of available accessories and their part numbers, see the service manual specific to the HP Color LaserJet 8550 MFP printer. Table 12. only) (49 7031) 14-2253 (805) 257-5565 (805) 257-6995 Fax EN Introduction 61 Introduction Repair normally begins with the use of...
When repairing an HP Color LaserJet 8550 MFP printer, first isolate the location of the field-replaceable units. Once a faulty part is located, repair is generally accomplished by assembly-level replacement of the problem. ... replaceable and accessory part numbers are found in chapter 7. For a list of available accessories and their part numbers, see the service manual specific to the HP Color LaserJet 8550 MFP printer. Table 12. only) (49 7031) 14-2253 (805) 257-5565 (805) 257-6995 Fax EN Introduction 61 Introduction Repair normally begins with the use of...
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...with the HP Color LaserJet 8500 DN printer and is not recommended for further warranty information. The toner cartridge contains part of the printing mechanism and a supply of HP Color LaserJet 8500 and 8550 models....printer is under HP warranty or maintenance contracts. HP has no control over the actual print quality produced by service personnel is included with all other rights that a refilled toner cartridge functions at the high level of reliability of refilled toner cartridges are not covered under a maintenance contract, it is required with the HP Color LaserJet 8550 MFP...
...with the HP Color LaserJet 8500 DN printer and is not recommended for further warranty information. The toner cartridge contains part of the printing mechanism and a supply of HP Color LaserJet 8500 and 8550 models....printer is under HP warranty or maintenance contracts. HP has no control over the actual print quality produced by service personnel is included with all other rights that a refilled toner cartridge functions at the high level of reliability of refilled toner cartridges are not covered under a maintenance contract, it is required with the HP Color LaserJet 8550 MFP...
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... documentation CD-ROM 4 Manuals: getting started guide and quick reference guide 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. EN Verifying package contents 73 Verifying package contents Verify that the following items were...
... documentation CD-ROM 4 Manuals: getting started guide and quick reference guide 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. EN Verifying package contents 73 Verifying package contents Verify that the following items were...
Service Manual
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... active while the display language is turned on . This message appears every time the printer is made by restarting the printer in the configure language mode. 4 Press GO. 5 Turn the printer off and back on until another selection is turned on . See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. Once the...
... active while the display language is turned on . This message appears every time the printer is made by restarting the printer in the configure language mode. 4 Press GO. 5 Turn the printer off and back on until another selection is turned on . See the HP Color LaserJet 8550 MFP printer Service Manual for approximately one second, release SELECT. Once the...
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... in the cartridges. Operational overview EN HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the control panel for the network administrator). When the top cover is closed after the printer has detected a toner low condition, ...HP Web JetAdmin (for approximately 30 seconds. VALUE + until NEW TONER CARTRIDGE=NO appears. 1 Press - Press - The toner level indicated by the gauge may be used to complete a print job. To reset the HP TonerGauge: If the NEW TONER CARTRIDGE=NO message is displayed on HP Color LaserJet 8550 MFP printers...
... in the cartridges. Operational overview EN HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the control panel for the network administrator). When the top cover is closed after the printer has detected a toner low condition, ...HP Web JetAdmin (for approximately 30 seconds. VALUE + until NEW TONER CARTRIDGE=NO appears. 1 Press - Press - The toner level indicated by the gauge may be used to complete a print job. To reset the HP TonerGauge: If the NEW TONER CARTRIDGE=NO message is displayed on HP Color LaserJet 8550 MFP printers...
Service Manual
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HP Color LaserJet 8500 MFP printer-separating the printer from the frame 1 Remove two screws (callout 1) from the attachment bracket. 12 2 Figure 77. EN Doors and covers 227 Locking pins 4 Roll the printer off of the printer to release the attachment cover. 2 Remove two screws (callout 2) from the attachment cover on the left side of the rack. 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 holes. 32 Figure 78.
HP Color LaserJet 8500 MFP printer-separating the printer from the frame 1 Remove two screws (callout 1) from the attachment bracket. 12 2 Figure 77. EN Doors and covers 227 Locking pins 4 Roll the printer off of the printer to release the attachment cover. 2 Remove two screws (callout 2) from the attachment cover on the left side of the rack. 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 holes. 32 Figure 78.
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the plate remains attached to disconnect the video I/O connector. b Remove three screws (callout 2) from inside the opening; 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. Plate, HP Color LaserJet 8550 MFP printer EN Doors and covers 243
the plate remains attached to disconnect the video I/O connector. b Remove three screws (callout 2) from inside the opening; 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. Plate, HP Color LaserJet 8550 MFP printer EN Doors and covers 243
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Controller board, HP Color LaserJet 8550 MFP printer Note Controller board removal procedures, which begin on page 278, change only in the locations of connectors from one printer to the same part from an HP Color LaserJet 8500 printer, in figure 129 on the lower left side of the rear of the printer. Shown in figure 128 is located on page 278. 12 Figure 128. EN Rear assemblies 277 Compare the controller board to another. Controller board The controller board is a controller board in an HP Color LaserJet 8550 MFP printer and includes the ECO board cable (callout 1).
Controller board, HP Color LaserJet 8550 MFP printer Note Controller board removal procedures, which begin on page 278, change only in the locations of connectors from one printer to the same part from an HP Color LaserJet 8500 printer, in figure 129 on the lower left side of the rear of the printer. Shown in figure 128 is located on page 278. 12 Figure 128. EN Rear assemblies 277 Compare the controller board to another. Controller board The controller board is a controller board in an HP Color LaserJet 8550 MFP printer and includes the ECO board cable (callout 1).
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... are within their rated life. l The printer is using supported media. l The line voltage does not vary more than 20% from the printer. For HP Color LaserJet 8550 MFP printers, compare printed pages to copied pages to ammonia... gas such as described in chapter 1 of this problem if large motors are in the consumable kits are used near the printer such that cooling fans run through their software vendor for the printer installed. Use the HP Color LaserJet 8550 MFP printer...
... are within their rated life. l The printer is using supported media. l The line voltage does not vary more than 20% from the printer. For HP Color LaserJet 8550 MFP printers, compare printed pages to copied pages to ammonia... gas such as described in chapter 1 of this problem if large motors are in the consumable kits are used near the printer such that cooling fans run through their software vendor for the printer installed. Use the HP Color LaserJet 8550 MFP printer...
