Removal

Switch off the printer and remove the power cord. 4. Release the Belt from the Scan-Axis Motor on the left hand side. 1. Remove the Left Hand Cover - Refer to Page 8-5. 2. Remove the Right Hand Cover - Refer to Page 8-7. 3. Release the tension from the right hand side of the Belt by pulling the Tensioner down and pushing it towards you to lock it into position. 4. Release the Belt from the Scan-Axis Motor on the left hand side. 5. Pull out the Belt from the right hand side of the Printer and...

Ink Supply Station

The purpose of this test is to verify the operation of the Ink Supply Station. A failure of the out-of-ink sensors or the springs in the Ink Supply Station will eventually damage the Printheads because the Printer will try to pump ink from an empty Ink Cartridge stall, which will cause the Printhead to dry-fire. NOTE This Service Test can be performed by the End User with the guidance of a HP Support person via the phone. WARNING IF POSSIBLE ALWAYS PERFORM THIS TEST BEFORE REPLACING THE INK...

Make sure you load media before performing this calibration

1 In the Service Calibrations submenu, scroll to Color calibration and press Enter. Align printheads Color calibration Advance calibration Factory advance cal. 1 In the Color Calibration submenu, scroll to Calibrate paper and press Enter. 2 The Printer will start to print the calibration pattern and the following message will be displayed on the front panel 3 Once the Color Calibration is completed, the following message will be displayed on the front panel If the calibration fails, then the...

Left Encoder Holder Removal

WARNING Switch off the printer and remove the power cord. NOTE Refer to the table on Page 8-4 for information on screw types. Remove the Left Hand Cover - Refer to Page 8-5. Remove 1 T-15 screw (Type E) from the Left Encoder Holder (attaches the Encoder Strip to the Holder). 3. Release the Encoder Strip from the left hand side. NOTE The Encoder Strip is sharp so be careful when touching it. Remove the Left Hand Cover - Refer to Page 8-5. Remove 1 T-15 screw (Type E) from the Left Encoder Holder...

Is the Printer Causing Repetitive Printhead Problems

The minimum life expectancy of the Printheads is 530cc for the Black Printhead and 200cc for the Color Printheads. If Print Quality is poor before the minimum life expectancy of the Printhead has been reached, the Troubleshooting procedure should be performed (Refer to Page 6-4) which will determine whether the Printhead needs replacing or not after performing various levels of recovery actions. After performing a recovery action, the Printhead will be encoded with either 1, 2 or 3 (depending...

Accessing the Printhead History Utility

1 Press the T or key until the front panel displays the Setup Menu. Press the Enter key. 2 Press the T or key until the front panel highlights Log. Press the Enter key. Expansion cards I O set-up front panel Altitude 0-1000 m. Log_ 3 Press the T or key until the front panel highlights Printheads. Press the Enter key. 4 Press the T or key until the front panel highlights the color that you want to see information on. Press the Enter key. The front panel displays the history of the last 5...

Ink Supply Station ISS

Designjet 500 Spring

In the Printer, the Ink Cartridges reside inside the Ink Supply Station (ISS). The ISS is situated on the right hand side of the Printer and will be able to handle 69cc capacity Ink Cartridges (for all colors). The ISS is the part of the Printer that provides the pressure to pump the ink from the Ink Cartridges to the Printheads. It has a mechanism for each one of the four Ink Cartridges. Each mechanism consists of a spring that pulls from a rocker that pushes the lifter that pressurizes the...

Advance Calibration

Designjet 4500 Mfp Calibration Paper

The purpose of this Service Calibration is to calibrate the nominal advance of the media. This calibration is necessary to control the exact movement on the media type that will be used (upto 2) in order to avoid print quality problems like banding. Perform the Advance Calibration whenever Banding is detected in prints. Printheads Diagnostic is OK. Perform the Advance Calibration as follows 1 In the Service Calibrations submenu, scroll to Advance calibration and press Enter. Align printheads...

System Error Codes Explanation

System Error Codes consist of 4 digits which explain which component system is failing and what action should be taken to resolve the problem. The following table explains the first 2 digits of the System Error Code The following table explains the first 2 digits of the System Error Code The following table explains the last 2 digits of the System Error Code The following table explains the last 2 digits of the System Error Code Possible for customer to perform action Reseat Reconnect Clean...

In order to enter the Service Utility Menu please refer to the instructions on Page 414

1 Press the T or key until the front panel displays the Setup Menu and then press Enter. 2 Once inside the Setup Menu, Press the following key combination to access the special Service Menu. Printer information I O set-up Front panel Altitude 0-1000 m. Log For On-site Engineers, press the Up and Enter keys to access the complete list of Service Tests. Printer information I O set-up Front panel Altitude 0-1000 m. Log_ For Call Agents who will request the User to perform certain troubleshooting...

The Priming Procedure Fails

Designjet 500 Printhead Cover

When the customer first receives the Printer, it is supplied with a set of four Start-up Printheads pre-installed in the Printhead Carriage. These Start-up Printheads are used for the priming of the tubes in the Ink Delivery System. When the Printer is powered ON for the first time, the Printer will automatically perform the priming process. Without the priming process, the customer will NOT be able to use the Printer. The initial startup assumes that the Start-up Printheads are installed, but...

Problems with the Vacuum

If you have problems loading either Roll or Sheet Media, then there could be a problem with the Vacuum Fan. To verify if there really is a problem with the Vacuum Fan, try the following 1 With the Printer ON, open the Window of the Printer and place a sheet of HP High Gloss Photo Paper must be D-Size , aligned with the blue lines on the Center Platen. If the Vacuum Fan holds the sheet in place, and then loads it correctly, then the Vacuum Fan functions correctly. If the Vacuum Fan does not hold...

Troubleshooting Paper Axis Shutdowns

A Paper-Axis shutdown can happen when the Printer detects that the Drive Roller is not moving but at the same time power is being supplied to the Paper-Axis Motor which should be turning the Drive Roller . The reasons for the Paper-Axis shutdown, and their solutions, are explained as follows 1 The Paper-Axis Motor does not respond to the electrical simulation. It is possible to determine whether the Paper-Axis is faulty by performing the Paper Advance Test Refer to Page 4-10 . The Printer will...

Ink Supplies Troubleshooting

What are the Ink Supplies 3-2 Ink Cartridges 3-2 Printheads 3-3 General Information About the Ink Supplies 3-4 Some General Precautions When Handling the Ink Supplies 3-5 When Should You Replace the Ink Cartridges 3-6 When Should You Replace the Printheads 3-7 Obtaining Ink Cartridge Information 3-9 Obtaining Printhead Information 3-10 Ink Cartridge Status While Replacing 3-12 Accessing the Printhead History Utility 3-14 Is the Printer Causing Repetitive Printhead Problems 3-16 Is the User...