Service Manual
Page 11
...Figure 90. Right rear cover 241 Figure 94. Bottom of printer and accessories: top, front, and right 225 Figure 76. Toner lock sensor and color cartridge sensor . . . . 251 Figure 104. Subrelay PCA 252 Figure 105. Face-up solenoid (1 of 2 259 Figure 111. Registration roller assembly... output assembly 250 Figure 103. Registration roller assembly (back 264 EN List of formatter board 256 Figure 108. Plate, HP Color LaserJet 8550 MFP printer 243 Figure 96. Laser/scanner shield 247 Figure 99. Tray 1 261 Figure 113. Face-down exit sensor rail 249 Figure 102. Screws on...
...Figure 90. Right rear cover 241 Figure 94. Bottom of printer and accessories: top, front, and right 225 Figure 76. Toner lock sensor and color cartridge sensor . . . . 251 Figure 104. Subrelay PCA 252 Figure 105. Face-up solenoid (1 of 2 259 Figure 111. Registration roller assembly... output assembly 250 Figure 103. Registration roller assembly (back 264 EN List of formatter board 256 Figure 108. Plate, HP Color LaserJet 8550 MFP printer 243 Figure 96. Laser/scanner shield 247 Figure 99. Tray 1 261 Figure 113. Face-down exit sensor rail 249 Figure 102. Screws on...
Service Manual
Page 12
...cartridge drive assembly 294 Figure 146. Separation discharge high-voltage converter . . . . . 295 Figure 147. Media size sensing PCAs 297 Figure 149. Front cover of Figures EN Tray 4 removal 305 Figure 155. Fan 2 275 Figure 127. Power supply 276 Figure 128. Main motor 281 Figure 133. Developer/imaging drum bias supply, HP Color LaserJet 8550... 142. Main relay PCA 293 Figure 145. Tray 1 pick-up assembly 306 Figure 156. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Access to main gear assembly 287 Figure 139. Developer/imaging drum bias supply 289 ...
...cartridge drive assembly 294 Figure 146. Separation discharge high-voltage converter . . . . . 295 Figure 147. Media size sensing PCAs 297 Figure 149. Front cover of Figures EN Tray 4 removal 305 Figure 155. Fan 2 275 Figure 127. Power supply 276 Figure 128. Main motor 281 Figure 133. Developer/imaging drum bias supply, HP Color LaserJet 8550... 142. Main relay PCA 293 Figure 145. Tray 1 pick-up assembly 306 Figure 156. Controller board, HP Color LaserJet 8550 MFP printer 277 Figure 129. Access to main gear assembly 287 Figure 139. Developer/imaging drum bias supply 289 ...
Service Manual
Page 71
... no control over the actual print quality produced by service personnel is included with the HP Color LaserJet 8550 MFP. Refilled toner cartridges While HP does not prohibit the use a toner cartridge before the expiration date stamped on the printer is from area to area. EN Warranty 69 Refer to simplify replacement of the printer. There might ...
... no control over the actual print quality produced by service personnel is included with the HP Color LaserJet 8550 MFP. Refilled toner cartridges While HP does not prohibit the use a toner cartridge before the expiration date stamped on the printer is from area to area. EN Warranty 69 Refer to simplify replacement of the printer. There might ...
Service Manual
Page 75
... configurations. EN Verifying package contents 73 See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. Verifying package contents Verify that the following items were included from the factory: 4 5 1 6 9 7 2 8 3 Figure 7. 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...
... configurations. EN Verifying package contents 73 See Chapter 1 for package contents of HP Color LaserJet 8550 MFP printers. Verifying package contents Verify that the following items were included from the factory: 4 5 1 6 9 7 2 8 3 Figure 7. 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...
Service Manual
Page 112
...must reset the HP TonerGauge from the control panel. HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the status tab of the toner cartridges, then press ...HP TonerGauge feature allows the user to save the selection. 3 NEW TONER=BLACK will appear. Resetting the HP TonerGauge After a new toner cartridge is left in HP Web JetAdmin (for approximately 30 seconds. VALUE + until NEW TONER CARTRIDGE=NO appears. 1 Press - Operational overview EN The HP TonerGauge indicator appears on the configuration page, on HP Color LaserJet 8550 MFP...
...must reset the HP TonerGauge from the control panel. HP TonerGauge (HP Color LaserJet 8550) Note Note The HP TonerGauge feature is not enabled on the status tab of the toner cartridges, then press ...HP TonerGauge feature allows the user to save the selection. 3 NEW TONER=BLACK will appear. Resetting the HP TonerGauge After a new toner cartridge is left in HP Web JetAdmin (for approximately 30 seconds. VALUE + until NEW TONER CARTRIDGE=NO appears. 1 Press - Operational overview EN The HP TonerGauge indicator appears on the configuration page, on HP Color LaserJet 8550 MFP...
Service Manual
Page 418
There is used. 5 Paper tray configuration-lists the types and sizes of media configured for each of the four cartridges are also shown. 4 Memory-shows the total memory installed in the printer (including the printer hard disk) and the settings that affect how ...% of life remaining-shows the percentage of the maximum rated life remaining for the transfer kit, fuser kit, and drum kit. For HP Color LaserJet 8550 printer models (except for the MFP model), estimates of the amount of toner remaining in each input tray. 6 Security-shows whether the security features have been installed, such ...
There is used. 5 Paper tray configuration-lists the types and sizes of media configured for each of the four cartridges are also shown. 4 Memory-shows the total memory installed in the printer (including the printer hard disk) and the settings that affect how ...% of life remaining-shows the percentage of the maximum rated life remaining for the transfer kit, fuser kit, and drum kit. For HP Color LaserJet 8550 printer models (except for the MFP model), estimates of the amount of toner remaining in each input tray. 6 Security-shows whether the security features have been installed, such ...