HP LaserJet 2200 Series - User Guide
Page 98
...formed, producing a wavy effect, the laser scanner may need service, contact an HP-authorized dealer or service representative. Both high temperature and humidity will likely correct itself after a few more pages. If a repetitive mark occurs every 94 mm (3.7 in .). z In the printer driver, select the Paper tab and... set Optimize for: to the rear output bin. 88 Chapter 4 Problem Solving ENWW See HP Customer Care (Service and Support). z If characters are not too tight or too loose...
...formed, producing a wavy effect, the laser scanner may need service, contact an HP-authorized dealer or service representative. Both high temperature and humidity will likely correct itself after a few more pages. If a repetitive mark occurs every 94 mm (3.7 in .). z In the printer driver, select the Paper tab and... set Optimize for: to the rear output bin. 88 Chapter 4 Problem Solving ENWW See HP Customer Care (Service and Support). z If characters are not too tight or too loose...
Service Manual
Page 8
... output delivery roller 126 Remove lower output delivery rollers 127 Remove laser/scanner assembly 128 Remove transport belts and rollers 130 Remove ribbon cable harness 132 Remove duplexer reverse motor 133 Remove printer drive assembly 134 Remove engine controller assembly 135 Remove main motor ...136 Remove motor plate 137 Remove printer drive assembly gears 139 Remove tray 1 pickup roller 140 Remove tray 1 ...
... output delivery roller 126 Remove lower output delivery rollers 127 Remove laser/scanner assembly 128 Remove transport belts and rollers 130 Remove ribbon cable harness 132 Remove duplexer reverse motor 133 Remove printer drive assembly 134 Remove engine controller assembly 135 Remove main motor ...136 Remove motor plate 137 Remove printer drive assembly gears 139 Remove tray 1 pickup roller 140 Remove tray 1 ...
Service Manual
Page 11
... 85 Figure 47. Sample identification label 4 Figure 2. Self test/configuration page 47 Figure 20. HP JetDirect EIO card 56 Figure 25. Redistributing the toner 67 Figure 34. Photosensitive drum 81 Figure ...curl 40 Figure 16. Top cover 62 Figure 29. Print sample 64 Figure 33. Printer functionality divided into systems 73 Figure 36. Cleaning stage 82 Figure 43. Latent electrostatic ... 24. Internal assembly locations (2 of 5 7 Figure 3. Laser/scanner system 83 Figure 45. External assembly locations (1 of 2 10 Figure 9. Fuser film and pressure roller ...
... 85 Figure 47. Sample identification label 4 Figure 2. Self test/configuration page 47 Figure 20. HP JetDirect EIO card 56 Figure 25. Redistributing the toner 67 Figure 34. Photosensitive drum 81 Figure ...curl 40 Figure 16. Top cover 62 Figure 29. Print sample 64 Figure 33. Printer functionality divided into systems 73 Figure 36. Cleaning stage 82 Figure 43. Latent electrostatic ... 24. Internal assembly locations (2 of 5 7 Figure 3. Laser/scanner system 83 Figure 45. External assembly locations (1 of 2 10 Figure 9. Fuser film and pressure roller ...
Service Manual
Page 12
...82. Remove pressure plate 118 Figure 88. Remove upper output roller 125 Figure 97. Remove gear and clips 126 Figure 98. Remove the laser/scanner assembly 129 Figure 102. Figure 50. Media detection sensors 90 Figure 52. Remove the EIO card 98 Figure 58. Release door swing arm...104 Figure 69. Rear cover mounting screws 100 Figure 62. Remove DIMM 111 Figure 79. Remove rear cover 101 Figure 64. Remove the laser/scanner assembly mount screws 129 Figure 101. Remove tray 1 door 107 Figure 73. Remove EIO shield 113 Figure 81. Remove duplexer reverse motor 133...
...82. Remove pressure plate 118 Figure 88. Remove upper output roller 125 Figure 97. Remove gear and clips 126 Figure 98. Remove the laser/scanner assembly 129 Figure 102. Figure 50. Media detection sensors 90 Figure 52. Remove the EIO card 98 Figure 58. Release door swing arm...104 Figure 69. Rear cover mounting screws 100 Figure 62. Remove DIMM 111 Figure 79. Remove rear cover 101 Figure 64. Remove the laser/scanner assembly mount screws 129 Figure 101. Remove tray 1 door 107 Figure 73. Remove EIO shield 113 Figure 81. Remove duplexer reverse motor 133...
Service Manual
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Internal assembly locations (1 of 2) Tray separation pad 10 Chapter 1 Product information C7058-90936 Feed belt Paper feeder Tray pickup rollers Internal assembly locations (2 of 2) Fuser Photosensitive drum Tray 1 pickup roller Registration shutter Transfer charging roller Tray 1 Duplexer Tray 2 Tray 3 Figure 8. Internal assembly locations Laser/scanner assembly Developing cylinder Delivery rollers Primary charging roller Toner cartridge Registration rollers Figure 7.
Internal assembly locations (1 of 2) Tray separation pad 10 Chapter 1 Product information C7058-90936 Feed belt Paper feeder Tray pickup rollers Internal assembly locations (2 of 2) Fuser Photosensitive drum Tray 1 pickup roller Registration shutter Transfer charging roller Tray 1 Duplexer Tray 2 Tray 3 Figure 8. Internal assembly locations Laser/scanner assembly Developing cylinder Delivery rollers Primary charging roller Toner cartridge Registration rollers Figure 7.
Service Manual
Page 89
... they interact with the other print media through the printer from one of the printer's operation. l "Pickup/feed system" page 86-Moves paper or other systems to operate. Laser/scanner assembly Scanning mirror Laser diode Scanner motor Tray 1 Toner cartridge Primary charging roller Developing ... coordinated with each other is the center of the selected input trays (tray 1, 2, or 3) to troubleshooting any problem. The HP LaserJet 2200 printer's four major systems are as follows: l "Formatter system" page 74-Receives print data from Host system Control panel Central processor ...
... they interact with the other print media through the printer from one of the printer's operation. l "Pickup/feed system" page 86-Moves paper or other systems to operate. Laser/scanner assembly Scanning mirror Laser diode Scanner motor Tray 1 Toner cartridge Primary charging roller Developing ... coordinated with each other is the center of the selected input trays (tray 1, 2, or 3) to troubleshooting any problem. The HP LaserJet 2200 printer's four major systems are as follows: l "Formatter system" page 74-Receives print data from Host system Control panel Central processor ...
Service Manual
Page 90
... formatter system is responsible for the following: l receiving and processing data from the various printer interfaces l monitoring control panel input and relaying printer status information (through the control panel and the I /O and converts it into a dot image. Laser/scanner system Image formation system Paper pickup/ feed system Engine control system Engine controller PCB Power...
... formatter system is responsible for the following: l receiving and processing data from the various printer interfaces l monitoring control panel input and relaying printer status information (through the control panel and the I /O and converts it into a dot image. Laser/scanner system Image formation system Paper pickup/ feed system Engine control system Engine controller PCB Power...
Service Manual
Page 93
... Main motor Reverse motor Cooling fan Options Beam detection Scanner motor Laser/ scanner driver Figure 37. Engine control system The engine control system directly controls the following subsystems: l laser/scanner control l paper-feed control l microswitch control l motor control l fuser-assembly control l power supply and control C7058-90936 Printer functionality and operation 77 The engine controller PCB...
... Main motor Reverse motor Cooling fan Options Beam detection Scanner motor Laser/ scanner driver Figure 37. Engine control system The engine control system directly controls the following subsystems: l laser/scanner control l paper-feed control l microswitch control l motor control l fuser-assembly control l power supply and control C7058-90936 Printer functionality and operation 77 The engine controller PCB...
Service Manual
Page 94
...Activated manually through a thermistor. 78 Chapter 5 Theory of the gear plate. l Scanner motor. l Fan motor. A stepping motor responsible for 30 seconds after the main motor stops. The modulated laser beam strikes the surface of 195 degrees C (383 degrees F) during print temperature... (446 degrees F), the thermal fuse melts, cutting off . Engine control subsystems Laser/scanner control Based on information received from the engine controller PCB, the formatter sends a direct signal to modulate the laser diode on page 71. l initial l print l between-page l postprint The...
...Activated manually through a thermistor. 78 Chapter 5 Theory of the gear plate. l Scanner motor. l Fan motor. A stepping motor responsible for 30 seconds after the main motor stops. The modulated laser beam strikes the surface of 195 degrees C (383 degrees F) during print temperature... (446 degrees F), the thermal fuse melts, cutting off . Engine control subsystems Laser/scanner control Based on information received from the engine controller PCB, the formatter sends a direct signal to modulate the laser diode on page 71. l initial l print l between-page l postprint The...
Service Manual
Page 95
... overcurrent conditions occur. In response to the engine controller PCB, the high-voltage power supply circuit supplies dc and ac voltage to the main motor, laser/scanner unit, interlock switch, formatter, solenoids, paper feeder, high-voltage power supply, and formatter. This circuit supplies dc voltage (+24V, +5V, +3.3V) to the various parts... supply and control l The power switch supplies ac power to the low-voltage power supply circuit when it is open. Power supply PCB C7058-90936 Printer functionality and operation 79
... overcurrent conditions occur. In response to the engine controller PCB, the high-voltage power supply circuit supplies dc and ac voltage to the main motor, laser/scanner unit, interlock switch, formatter, solenoids, paper feeder, high-voltage power supply, and formatter. This circuit supplies dc voltage (+24V, +5V, +3.3V) to the various parts... supply and control l The power switch supplies ac power to the low-voltage power supply circuit when it is open. Power supply PCB C7058-90936 Printer functionality and operation 79
Service Manual
Page 99
... Engine controller /ACC /DEC CNT0 CNT1 CNT2 BDI Mirror formatter /VDATA1 VDATA1 /VDATA2 VDATA2 Figure 44. Two small laser diode beams shine onto a rotating, six-sided mirror. Laser/scanner system C7058-90936 Printer functionality and operation 83 Each successive sweep of the beams is offset 1/1200th of the drum can be covered. Portions of...
... Engine controller /ACC /DEC CNT0 CNT1 CNT2 BDI Mirror formatter /VDATA1 VDATA1 /VDATA2 VDATA2 Figure 44. Two small laser diode beams shine onto a rotating, six-sided mirror. Laser/scanner system C7058-90936 Printer functionality and operation 83 Each successive sweep of the beams is offset 1/1200th of the drum can be covered. Portions of...
Service Manual
Page 109
... output delivery roller 126 Remove lower output delivery rollers 127 Remove laser/scanner assembly 128 Remove transport belts and rollers 130 Remove ribbon cable harness 132 Remove duplexer reverse motor 133 Remove printer drive assembly 134 Remove engine controller assembly 135 Remove main motor ...136 Remove motor plate 137 Remove printer drive assembly gears 139 Remove tray 1 pickup roller 140 Remove tray 1 ...
... output delivery roller 126 Remove lower output delivery rollers 127 Remove laser/scanner assembly 128 Remove transport belts and rollers 130 Remove ribbon cable harness 132 Remove duplexer reverse motor 133 Remove printer drive assembly 134 Remove engine controller assembly 135 Remove main motor ...136 Remove motor plate 137 Remove printer drive assembly gears 139 Remove tray 1 pickup roller 140 Remove tray 1 ...
Service Manual
Page 111
...in accordance with detailed special instructions. When replacing wire harnesses, always use an ESD mat. Never operate or service the printer with magnetic tip l Small flatblade screwdriver l Needle-nose pliers l ESD mat C7058-90936 Removal and replacement strategies 95... find. Repair technicians should be disconnected during reassembly. To avoid serious injury, unplug the power cord from the laser/scanner assembly. CAUTION The printer contains parts that ingestion of their original locations during disassembly. To install a self-tapping screw, first turn clockwise...
...in accordance with detailed special instructions. When replacing wire harnesses, always use an ESD mat. Never operate or service the printer with magnetic tip l Small flatblade screwdriver l Needle-nose pliers l ESD mat C7058-90936 Removal and replacement strategies 95... find. Repair technicians should be disconnected during reassembly. To avoid serious injury, unplug the power cord from the laser/scanner assembly. CAUTION The printer contains parts that ingestion of their original locations during disassembly. To install a self-tapping screw, first turn clockwise...
Service Manual
Page 143
... and assembly 127 See "Toner cartridge removal and replacement" on page 125. Step 2 Rotate the rollers (callout 1) up to the vertical position (away from the laser/scanner), to disengage the pivot pins of the rollers. When installing the lower output delivery rollers (callout 1), verify that the two middle rollers are equipped with...
... and assembly 127 See "Toner cartridge removal and replacement" on page 125. Step 2 Rotate the rollers (callout 1) up to the vertical position (away from the laser/scanner), to disengage the pivot pins of the rollers. When installing the lower output delivery rollers (callout 1), verify that the two middle rollers are equipped with...
Service Manual
Page 144
...Remove laser/scanner assembly Step 1 Remove the following assemblies: • Remove the toner cartridge. See "Remove top cover" on page 96. • If installed, remove tray 3. The printer contains parts that are sensitive to electrostatic discharge (ESD). Step 2 Unplug the seven-pin scanner harness (callout 1), scanner ribbon...(callout 2). See "Toner cartridge removal and replacement" on page 102. See "Remove DIMM cover" on the scanner. 12 2 32 Figure 99. Always service the printer at an ESD-protected workstation or use an ESD mat. Step 3 Unlace the two-pin fan harness (callout...
...Remove laser/scanner assembly Step 1 Remove the following assemblies: • Remove the toner cartridge. See "Remove top cover" on page 96. • If installed, remove tray 3. The printer contains parts that are sensitive to electrostatic discharge (ESD). Step 2 Unplug the seven-pin scanner harness (callout 1), scanner ribbon...(callout 2). See "Toner cartridge removal and replacement" on page 102. See "Remove DIMM cover" on the scanner. 12 2 32 Figure 99. Always service the printer at an ESD-protected workstation or use an ESD mat. Step 3 Unlace the two-pin fan harness (callout...
Service Manual
Page 145
... the assembly are tightened down. Remove the laser/scanner assembly mount screws Step 5 Lift the laser/scanner assembly out of the chassis. Figure 101. When replacing the scanner assembly, verify that the locator pins on the seven-pin scanner harness is fully recessed into the provided well to the scanner assembly mounting surfaces when the mounting screws...
... the assembly are tightened down. Remove the laser/scanner assembly mount screws Step 5 Lift the laser/scanner assembly out of the chassis. Figure 101. When replacing the scanner assembly, verify that the locator pins on the seven-pin scanner harness is fully recessed into the provided well to the scanner assembly mounting surfaces when the mounting screws...
Service Manual
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See "Remove rear cover" on page 102. • Remove the laser/scanner assembly. See "Remove the cassette from tray 2. Step 2 Remove the roller assembly screw (callout 1). 12 Figure 102. See "Remove top cover" on page 100. • ... replacement C7058-90936 See "Remove tray 3" on page 97. • Remove the cassette from tray 2" on page 96. • If installed, remove tray 3. See "Remove laser/scanner assembly" on page 99. • Remove the rear cover. Remove transport belts and rollers Step 1 Remove the following assemblies: • Remove the toner cartridge. See...
See "Remove rear cover" on page 102. • Remove the laser/scanner assembly. See "Remove the cassette from tray 2. Step 2 Remove the roller assembly screw (callout 1). 12 Figure 102. See "Remove top cover" on page 100. • ... replacement C7058-90936 See "Remove tray 3" on page 97. • Remove the cassette from tray 2" on page 96. • If installed, remove tray 3. See "Remove laser/scanner assembly" on page 99. • Remove the rear cover. Remove transport belts and rollers Step 1 Remove the following assemblies: • Remove the toner cartridge. See...
Service Manual
Page 171
... the chassis. Step 11 Squeeze the locking tabs of the lever spring is correctly positioned to produce a positive forward force on the lever (towards the laser/scanner side).
... the chassis. Step 11 Squeeze the locking tabs of the lever spring is correctly positioned to produce a positive forward force on the lever (towards the laser/scanner side).
Service Manual
Page 179
Step 3 Slide the guide forward (away from the laser/scanner assembly) and lift it out. Figure 142. Remove toner-cartridge guide C7058-90936 Internal disassembly and assembly 163
Step 3 Slide the guide forward (away from the laser/scanner assembly) and lift it out. Figure 142. Remove toner-cartridge guide C7058-90936 Internal disassembly and assembly 163
Service Manual
Page 197
...If the power supply assembly is on. Step 8 Check fuser connectors, fan and main motor connectors, and the laser/scanner connector. Step 3 Verify that the printer's diagnostics can assist in the DIMM cover are intact and the assembly is plugged in the troubleshooting process so that ...the formatter cables are connected properly. If necessary, replace the engine controller assembly. Step 7 Check that the printer is not damaged. Step 1 Confirm that connections to a reliable power source and the power switch is damaged, replace it. Follow these...
...If the power supply assembly is on. Step 8 Check fuser connectors, fan and main motor connectors, and the laser/scanner connector. Step 3 Verify that the printer's diagnostics can assist in the DIMM cover are intact and the assembly is plugged in the troubleshooting process so that ...the formatter cables are connected properly. If necessary, replace the engine controller assembly. Step 7 Check that the printer is not damaged. Step 1 Confirm that connections to a reliable power source and the power switch is damaged, replace it. Follow these...