Service Manual
Page 8
... Cable 8Ć34 Removing the TrailingĆCable Guide 8Ć36 Removing the Carriage Assembly 8Ć37 Removing the Drive Belt 8Ć41 Removing the DriveĆBelt Pulley 8Ć42 Removing the Drive Roller 8Ć44 Reinstalling the Drive Roller...52 9 Preventive Maintenance Moisture on Printer 9Ć2 Level of Printer Usage 9Ć2 Friction on Slider Rod 9Ć2 Noisy Carriage Wheel 9Ć2 Ink Spilling 9Ć3 Belt Swelling 9Ć3 Cleaning the Printer 9Ć4 General Cleaning 9Ć4 Cleaning the Drive Roller 9Ć4 vi Contents HP DesignJet 430, 450C and 455CA...
... Cable 8Ć34 Removing the TrailingĆCable Guide 8Ć36 Removing the Carriage Assembly 8Ć37 Removing the Drive Belt 8Ć41 Removing the DriveĆBelt Pulley 8Ć42 Removing the Drive Roller 8Ć44 Reinstalling the Drive Roller...52 9 Preventive Maintenance Moisture on Printer 9Ć2 Level of Printer Usage 9Ć2 Friction on Slider Rod 9Ć2 Noisy Carriage Wheel 9Ć2 Ink Spilling 9Ć3 Belt Swelling 9Ć3 Cleaning the Printer 9Ć4 General Cleaning 9Ć4 Cleaning the Drive Roller 9Ć4 vi Contents HP DesignJet 430, 450C and 455CA...
Service Manual
Page 9
...;Lift Mechanism 10Ć3 Detecting the Lines and Media Edges 10Ć3 Line Sensor 10Ć3 Moving the Carriage 10Ć4 CarriageĆDrive Mechanics 10Ć4 Motor, Belt and Pulley 10Ć4 Carriage Guidance 10Ć4 Positional Feedback 10Ć4 Carriage PCA 10Ć4 Providing Ink 10Ć5 Print Cartridges 10Ć5 Distance between...;232ĆC 10Ć8 Power Supply 10Ć8 Water Condensation 10Ć8 Memory Usage 10Ć9 Plot Orientation 10Ć9 Raster Image Processor 10Ć9 HP DesignJet 430, 450C and 455CA Printers Contents vii
...;Lift Mechanism 10Ć3 Detecting the Lines and Media Edges 10Ć3 Line Sensor 10Ć3 Moving the Carriage 10Ć4 CarriageĆDrive Mechanics 10Ć4 Motor, Belt and Pulley 10Ć4 Carriage Guidance 10Ć4 Positional Feedback 10Ć4 Carriage PCA 10Ć4 Providing Ink 10Ć5 Print Cartridges 10Ć5 Distance between...;232ĆC 10Ć8 Power Supply 10Ć8 Water Condensation 10Ć8 Memory Usage 10Ć9 Plot Orientation 10Ć9 Raster Image Processor 10Ć9 HP DesignJet 430, 450C and 455CA Printers Contents vii
Service Manual
Page 14
... 2 Line sensor incorrectly calibrated: The accuracy calibration includes calibration of the frontĆpanel assembly. 1 Before troubleshooting, make sure that the belt is correctly positioned on the YĆaxis motor. 3 Remove dust particles from the Back Beam and, if necessary, apply grease. 4 ... 8Ć12. Power OFF the Printer and switch it . 1-4 HP DesignJet 430, 450C and 455CA Printers Troubleshooting The cover sensor is part of the line sensor on the driveĆroller surface can fool the sensor by reflecting the light. Perform the Carriage Axis Test ' page 4Ć10...
... 2 Line sensor incorrectly calibrated: The accuracy calibration includes calibration of the frontĆpanel assembly. 1 Before troubleshooting, make sure that the belt is correctly positioned on the YĆaxis motor. 3 Remove dust particles from the Back Beam and, if necessary, apply grease. 4 ... 8Ć12. Power OFF the Printer and switch it . 1-4 HP DesignJet 430, 450C and 455CA Printers Troubleshooting The cover sensor is part of the line sensor on the driveĆroller surface can fool the sensor by reflecting the light. Perform the Carriage Axis Test ' page 4Ć10...
Service Manual
Page 29
... module. D Ensure that the encoder strip is not inverted, damaged or absent. System Error Codes HP DesignJet 430, 450C and 455CA Printers 2-9 D Remove dirt from the pulley that could cause the belt to check for any binding due to the carriage bushings. Possible causes: D Something is not working order. Remove dirt from the slider rod and...
... module. D Ensure that the encoder strip is not inverted, damaged or absent. System Error Codes HP DesignJet 430, 450C and 455CA Printers 2-9 D Remove dirt from the pulley that could cause the belt to check for any binding due to the carriage bushings. Possible causes: D Something is not working order. Remove dirt from the slider rod and...
Service Manual
Page 37
...following table as a rough guide: Assembly/Feature Bail system Carriage Carriage motor and drive system (including belt, pulley and slider rod) Cartridge identification Cartridge nozzles Communication between computer and Printer Cover sensor DRAM SIMM EEROM Electronics module Encoder strip Front-... tests, Bench run Service Tests HP DesignJet 430, 450C and 455CA Printers 4-3 Bail cycle test, Bench run, Modular Test Carriage test, Electrical test, Modular test Carriage-axis test, Bail cycle test, Modular test, Bench run Carriage test, Modular test Carriage test, Modular test Service monitor ...
...following table as a rough guide: Assembly/Feature Bail system Carriage Carriage motor and drive system (including belt, pulley and slider rod) Cartridge identification Cartridge nozzles Communication between computer and Printer Cover sensor DRAM SIMM EEROM Electronics module Encoder strip Front-... tests, Bench run Service Tests HP DesignJet 430, 450C and 455CA Printers 4-3 Bail cycle test, Bench run, Modular Test Carriage test, Electrical test, Modular test Carriage-axis test, Bail cycle test, Modular test, Bench run Carriage test, Modular test Carriage test, Modular test Service monitor ...
Service Manual
Page 45
... the test again before replacing another component. Using this procedure you will be binding. 3 Ensure that could cause the belt to the carriage bushings. 5 At high temperatures, and if the fan is not working order. Check for any binding due to determine exactly which component failed. Service Tests HP DesignJet 430, 450C and 455CA Printers 4-11
... the test again before replacing another component. Using this procedure you will be binding. 3 Ensure that could cause the belt to the carriage bushings. 5 At high temperatures, and if the fan is not working order. Check for any binding due to determine exactly which component failed. Service Tests HP DesignJet 430, 450C and 455CA Printers 4-11
Service Manual
Page 84
This error can see an example of nozzles on the pulley is causing the belt to the carriage axis (YĆaxis). D Faulty carriage. Bidirectional Error You can occur for various reasons, including: D Incorrect distance between carriage bushings and slider rod: ThetaĆZeta Error You can occur for various reasons, ... D Dirt on a cartridge are damaged or dirty. They appear when the rows of a ThetaĆZeta error in Figure 3. Figure 4 6-8 HP DesignJet 430, 450C and 455CA Printers Print Quality This error can see an example of a bidirectional error in Figure 3.
This error can see an example of nozzles on the pulley is causing the belt to the carriage axis (YĆaxis). D Faulty carriage. Bidirectional Error You can occur for various reasons, including: D Incorrect distance between carriage bushings and slider rod: ThetaĆZeta Error You can occur for various reasons, ... D Dirt on a cartridge are damaged or dirty. They appear when the rows of a ThetaĆZeta error in Figure 3. Figure 4 6-8 HP DesignJet 430, 450C and 455CA Printers Print Quality This error can see an example of a bidirectional error in Figure 3.
Service Manual
Page 110
... 1 Carriage Belt (D/A1Ćsize) C4706Ć60082 1 Carriage Belt (E/A0Ćsize) 6 C4699Ć60052 1 Trailing Cable Guide (D/A1Ćsize) C4700Ć60052 1 Trailing Cable Guide (E/A0Ćsize) 7 1400Ć1021 4 Trailing Cable Plastic Clip 8 C4713Ć60040 1 Cutter Assembly Ć C4701Ć40001 1 Cartridge Cover (DesignJet 430) 7-16 HP DesignJet 430, 450C and 455CA Printers...
... 1 Carriage Belt (D/A1Ćsize) C4706Ć60082 1 Carriage Belt (E/A0Ćsize) 6 C4699Ć60052 1 Trailing Cable Guide (D/A1Ćsize) C4700Ć60052 1 Trailing Cable Guide (E/A0Ćsize) 7 1400Ć1021 4 Trailing Cable Plastic Clip 8 C4713Ć60040 1 Cutter Assembly Ć C4701Ć40001 1 Cartridge Cover (DesignJet 430) 7-16 HP DesignJet 430, 450C and 455CA Printers...
Service Manual
Page 124
...Removing the Electronics Module 8Ć13 Removing the Encoder Strip 8Ć15 Removing the Right Bracket 8Ć17 Removing the Carriage Motor 8Ć18 Removing the Spittoon 8Ć20 Removing the Cutter Assembly 8Ć21 Removing the DriveĆRoller Gear...Belt 8Ć41 Removing the DriveĆBelt Pulley 8Ć42 Removing the Drive Roller 8Ć44 Reinstalling the Drive Roller 8Ć45 Removing the PinchĆArm Lift Mechanism 8Ć47 Removing the Overdrive Assembly 8Ć50 Removing the Entry Platen 8Ć52 8-2 HP DesignJet 430, 450C and 455CA Printers...
...Removing the Electronics Module 8Ć13 Removing the Encoder Strip 8Ć15 Removing the Right Bracket 8Ć17 Removing the Carriage Motor 8Ć18 Removing the Spittoon 8Ć20 Removing the Cutter Assembly 8Ć21 Removing the DriveĆRoller Gear...Belt 8Ć41 Removing the DriveĆBelt Pulley 8Ć42 Removing the Drive Roller 8Ć44 Reinstalling the Drive Roller 8Ć45 Removing the PinchĆArm Lift Mechanism 8Ć47 Removing the Overdrive Assembly 8Ć50 Removing the Entry Platen 8Ć52 8-2 HP DesignJet 430, 450C and 455CA Printers...
Service Manual
Page 140
Disconnect the carriageĆmotor cable from the main PCA (connector MOT Y), and from the motor shaft. If you need greater maneuverability of the motor, press the black ... motor out to break the black plastic tab on top of the chassis beam. Press the carriage motor towards the left, and remove the belt from the clip at the back of the Printer. 8-18 HP DesignJet 430, 450C and 455CA Printers Removal and Installation In the following step, take care not to the right of the...
Disconnect the carriageĆmotor cable from the main PCA (connector MOT Y), and from the motor shaft. If you need greater maneuverability of the motor, press the black ... motor out to break the black plastic tab on top of the chassis beam. Press the carriage motor towards the left, and remove the belt from the clip at the back of the Printer. 8-18 HP DesignJet 430, 450C and 455CA Printers Removal and Installation In the following step, take care not to the right of the...
Service Manual
Page 159
If you need greater maneuverability of the motor, press the black plastic tab on the grooves of the motor. 3. Removing the Carriage Assembly Removal 1. Press the carriage motor towards the left, and remove the belt from the motor shaft. Remove the encoder strip ' page 8Ć15. 2. Removal and Installation HP DesignJet 430, 450C and 455CA Printers 8-37 B A Reassembling: Make sure the belt is correctly positioned on the top very slightly downwards. In the following step, take care not to break the black plastic tab on top of the shaft. Remove the right bracket ' 8Ć17.
If you need greater maneuverability of the motor, press the black plastic tab on the grooves of the motor. 3. Removing the Carriage Assembly Removal 1. Press the carriage motor towards the left, and remove the belt from the motor shaft. Remove the encoder strip ' page 8Ć15. 2. Removal and Installation HP DesignJet 430, 450C and 455CA Printers 8-37 B A Reassembling: Make sure the belt is correctly positioned on the top very slightly downwards. In the following step, take care not to break the black plastic tab on top of the shaft. Remove the right bracket ' 8Ć17.
Service Manual
Page 160
Rotate the motor on the top of the Printer. 5. Release the two indicated clips on its hinge out towards the back of the cartridge carriage by pulling them slightly outwards. 8-38 HP DesignJet 430, 450C and 455CA Printers Removal and Installation Reassembling: Make sure the belt is correctly positioned on the left of the pulley. 6. Release the belt from the pulley on the grooves of the Printer. 4.
Rotate the motor on the top of the Printer. 5. Release the two indicated clips on its hinge out towards the back of the cartridge carriage by pulling them slightly outwards. 8-38 HP DesignJet 430, 450C and 455CA Printers Removal and Installation Reassembling: Make sure the belt is correctly positioned on the left of the pulley. 6. Release the belt from the pulley on the grooves of the Printer. 4.
Service Manual
Page 162
Slide the carriage to Ćmedia distance ' page 5Ć5. Reassembling: Position the belt under the back extrusion of the carriage. Calibration: After having reassembled the Printer, perform the black cartridgeĆalignment. (Details ' User's Guide.) 8-40 HP DesignJet 430, 450C and 455CA Printers Removal and Installation 10. After reassembling, make sure that you check the carriageĆto the right, and remove it with the belt from the Printer. Make sure that you correctly reconnect the trailing cable ' page 8Ć8.
Slide the carriage to Ćmedia distance ' page 5Ć5. Reassembling: Position the belt under the back extrusion of the carriage. Calibration: After having reassembled the Printer, perform the black cartridgeĆalignment. (Details ' User's Guide.) 8-40 HP DesignJet 430, 450C and 455CA Printers Removal and Installation 10. After reassembling, make sure that you check the carriageĆto the right, and remove it with the belt from the Printer. Make sure that you correctly reconnect the trailing cable ' page 8Ć8.
Service Manual
Page 163
Remove the Carriage Assembly ' page 8Ć37. 2. The horizontal lines on the underside of the belt as was originally used. Removing the Drive Belt Removal 1. Reassembling: Clip the belt to the carriage, using the same part of the carriage. Release the belt from the clips on the belt face outwards. Removal and Installation HP DesignJet 430, 450C and 455CA Printers 8-41 Also, match the vertical lines on the belt with the vertical grooves on the carriage.
Remove the Carriage Assembly ' page 8Ć37. 2. The horizontal lines on the underside of the belt as was originally used. Removing the Drive Belt Removal 1. Reassembling: Clip the belt to the carriage, using the same part of the carriage. Release the belt from the clips on the belt face outwards. Removal and Installation HP DesignJet 430, 450C and 455CA Printers 8-41 Also, match the vertical lines on the belt with the vertical grooves on the carriage.
Service Manual
Page 164
...Belt Pulley Removal 1. Press the carriage motor towards the left of the motor. 2. In the following step, take care not to break the black plastic tab on top very slightly downwards. If you need greater maneuverability of the motor, press the black plastic tab on top of the Printer, remove the belt... from the motor shaft. B A Reassembling: Make sure the belt is correctly positioned on the shaft grooves. 3. On the left , and remove the belt from the pulley. 8-42 HP DesignJet 430, 450C and 455CA Printers Removal and Installation Remove ...
...Belt Pulley Removal 1. Press the carriage motor towards the left of the motor. 2. In the following step, take care not to break the black plastic tab on top very slightly downwards. If you need greater maneuverability of the motor, press the black plastic tab on top of the Printer, remove the belt... from the motor shaft. B A Reassembling: Make sure the belt is correctly positioned on the shaft grooves. 3. On the left , and remove the belt from the pulley. 8-42 HP DesignJet 430, 450C and 455CA Printers Removal and Installation Remove ...
Service Manual
Page 184
... between the motor shaft and belt is based on the belt, eliminating the need for a color or a monochrome model, and behaves accordingly. 10-4 HP DesignJet 430, 450C and 455CA Printers Functional Overview The strip does not require adjustment. there are no separate belt clamps. Moving the Carriage CarriageĆDrive Mechanics Motor, Belt and Pulley D The carriage (YĆaxis) drive consists of...
... between the motor shaft and belt is based on the belt, eliminating the need for a color or a monochrome model, and behaves accordingly. 10-4 HP DesignJet 430, 450C and 455CA Printers Functional Overview The strip does not require adjustment. there are no separate belt clamps. Moving the Carriage CarriageĆDrive Mechanics Motor, Belt and Pulley D The carriage (YĆaxis) drive consists of...
Service Manual
Page 198
... number, 7Ć18 Banding, test pattern, 6Ć12 baud rate, and parity, 10Ć8 bellows, primer, 10Ć6 belt, 4Ć3 error, 2Ć9, 4Ć11 moving the carriage, 10Ć4 removing, 8Ć41 Index-2 slipping, 6Ć8 swelling, 9Ć3 bench run, 4Ć18, 4Ć29 ...262;3 motor, 4Ć3, 10Ć4 control, 1Ć8 error, 2Ć9 removing, 8Ć18 noise, 9Ć2 PCA, 10Ć4 Carriage Assembly part number, 7Ć16 problem, 1Ć4 Carriage Axis, Service Test, 4Ć10, 4Ć12 carriageĆtoĆmedia distance, 6Ć8 HP DesignJet 430, 450C and 455CA Printers
... number, 7Ć18 Banding, test pattern, 6Ć12 baud rate, and parity, 10Ć8 bellows, primer, 10Ć6 belt, 4Ć3 error, 2Ć9, 4Ć11 moving the carriage, 10Ć4 removing, 8Ć41 Index-2 slipping, 6Ć8 swelling, 9Ć3 bench run, 4Ć18, 4Ć29 ...262;3 motor, 4Ć3, 10Ć4 control, 1Ć8 error, 2Ć9 removing, 8Ć18 noise, 9Ć2 PCA, 10Ć4 Carriage Assembly part number, 7Ć16 problem, 1Ć4 Carriage Axis, Service Test, 4Ć10, 4Ć12 carriageĆtoĆmedia distance, 6Ć8 HP DesignJet 430, 450C and 455CA Printers
Service Manual
Page 199
... station, 10Ć6 coating, media, 6Ć13 color configuration, key, 4Ć27 hue changes, 6Ć18 inks, 6Ć17 number of plots, ...262;8 HP DesignJet 430, 450C and 455CA Printers customer expectations, print quality, 6Ć7 Cutter, problem, 1Ć7 D Data, frontĆpanel light, 3Ć4 data display, 4Ć26 detecting the media edges, 10Ć3 dirt on carriage wheel, ...13 faulty, 6Ć13 radius, 6Ć13 reinstalling, 8Ć45 removing, 8Ć44 driveĆbelt pulley, removing, 8Ć42 Driver Configuration, 6Ć2 driveĆroller gear, removing, 8Ć22 ...
... station, 10Ć6 coating, media, 6Ć13 color configuration, key, 4Ć27 hue changes, 6Ć18 inks, 6Ć17 number of plots, ...262;8 HP DesignJet 430, 450C and 455CA Printers customer expectations, print quality, 6Ć7 Cutter, problem, 1Ć7 D Data, frontĆpanel light, 3Ć4 data display, 4Ć26 detecting the media edges, 10Ć3 dirt on carriage wheel, ...13 faulty, 6Ć13 radius, 6Ć13 reinstalling, 8Ć45 removing, 8Ć44 driveĆbelt pulley, removing, 8Ć42 Driver Configuration, 6Ć2 driveĆroller gear, removing, 8Ć22 ...
Service Manual
Page 203
...terminal, 8Ć3 puddling, 6Ć13 pulley, 2Ć9, 4Ć3, 4Ć11, 10Ć4 removing, 8Ć42 PWM carriage axis, service configuration plot, 4Ć29 media axis, service configuration plot, 4Ć29 Q Quick Reference Guide, part numbers, ...262;7 removing bailĆlift mechanism, 8Ć28 belt, 8Ć41 carriage motor, 8Ć18 cartridge carriage, 8Ć37 drive belt, 8Ć41 drive roller, 8Ć44 driveĆbelt pulley, 8Ć42 driveĆroller gear, ...262;6 RSĆ232ĆC, interface, 10Ć8 cables, 7Ć27 HP DesignJet 430, 450C and 455CA Printers Index-7
...terminal, 8Ć3 puddling, 6Ć13 pulley, 2Ć9, 4Ć3, 4Ć11, 10Ć4 removing, 8Ć42 PWM carriage axis, service configuration plot, 4Ć29 media axis, service configuration plot, 4Ć29 Q Quick Reference Guide, part numbers, ...262;7 removing bailĆlift mechanism, 8Ć28 belt, 8Ć41 carriage motor, 8Ć18 cartridge carriage, 8Ć37 drive belt, 8Ć41 drive roller, 8Ć44 driveĆbelt pulley, 8Ć42 driveĆroller gear, ...262;6 RSĆ232ĆC, interface, 10Ć8 cables, 7Ć27 HP DesignJet 430, 450C and 455CA Printers Index-7
Service Manual
Page 204
... Test, sensors, 4Ć15 Service Tests, 4Ć1, 4Ć4 Bail, 4Ć23 Bail Cycle, 4Ć8 Carriage, 4Ć12 Carriage Axis, 4Ć10 electrical, 4Ć24 Electronics, 4Ć21 Front Panel, 4Ć9 media axis, 4Ć... slider rod, 1Ć8, 2Ć9, 4Ć3, 4Ć11, 5Ć8, 6Ć8, 10Ć4 friction, 9Ć2 slipping of belt, 2Ć9, 4Ć11, 6Ć8 smearing of ink, 6Ć17 software, 10Ć9 specifications accuracy, 5Ć2 environmental, moisture...262;5 top cover, removing, 8Ć8 Trailing Cable mispositioned, 1Ć4 HP DesignJet 430, 450C and 455CA Printers
... Test, sensors, 4Ć15 Service Tests, 4Ć1, 4Ć4 Bail, 4Ć23 Bail Cycle, 4Ć8 Carriage, 4Ć12 Carriage Axis, 4Ć10 electrical, 4Ć24 Electronics, 4Ć21 Front Panel, 4Ć9 media axis, 4Ć... slider rod, 1Ć8, 2Ć9, 4Ć3, 4Ć11, 5Ć8, 6Ć8, 10Ć4 friction, 9Ć2 slipping of belt, 2Ć9, 4Ć11, 6Ć8 smearing of ink, 6Ć17 software, 10Ć9 specifications accuracy, 5Ć2 environmental, moisture...262;5 top cover, removing, 8Ć8 Trailing Cable mispositioned, 1Ć4 HP DesignJet 430, 450C and 455CA Printers