Abstract: Provided is a leak tester for a carrier for printhead integrated circuits. The carrier has at least one fluid inlet in fluid communication with a plurality of fluid outlets via discrete fluid paths. The tester includes a support assembly that includes at least one receptacle shaped and configured to receive at least one respective carrier, and a pressurized fluid supply arranged on the support assembly and configured to supply pressurized fluid to the fluid inlets, the pressurized fluid supply incorporating a sealing mechanism configured to engage the fluid inlets in a sealing manner.

Abstract: The invention provides for an imaging apparatus for imaging an integrated circuit carrier and respective integrated circuits mounted on the integrated circuit carrier. The imaging apparatus has a support structure and a bed mounted on the support structure. The bed is displaceable along a horizontal axis. A nest assembly is supported by the bed, and retains the integrated circuit carrier and respective integrated circuits. An image recordal device is provided for recording an image representing the integrated circuit carrier and integrated circuits. A support assembly is attached to the support structure. The support assembly supports the image recordal device, and is adjustable to enable adjustment of a position of the image recordal device relative to the bed.

Abstract: The invention provides for an imaging apparatus for imaging integrated circuits and a respective integrated circuit carrier. This enables positional analysis to be carried out on the integrated circuits and respective carrier. The imaging apparatus includes a support structure, and a bed mounted on the support structure and displaceable along an operatively horizontal axis, the bed being configured to support a nest assembly that operatively retains the integrated circuit carrier and respective integrated circuits. Also included is a support assembly operatively mountable with respect to a bed on which the integrated circuit carrier and integrated circuits are supported, in use. The apparatus further includes an image recordal device mounted on the support assembly and configured to record an image representing the integrated circuit carrier and integrated circuits, the support assembly including an adjustment mechanism to enable adjustment of a position of the image recordal device relative to the bed.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet and a plurality of pagewidth printhead assemblies for printing on both sides of the web. The media feed path has an upper print zone positioned above a lower print zone. The upper print zone is a section of the media feed path in which one side of the web is printed and the lower print zone being a section of the media feed path in which the other side of the web is printed.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a plurality of pagewidth inkjet printhead assemblies for printing on both sides of the web; and a media feed path extending from the inlet to the outlet. The media feed path has a first print zone where one side of the web is printed and a second print zone where the other side of the web is printed. The first print zone and the second print zone are flat, and the first print zone is upstream from the second print zone with respect to a media feed direction.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet, a plurality of pagewidth printhead assemblies for printing on both sides of the web and a printhead drawer for mounting at least one of the pagewidth printhead assemblies adjacent the media feed path. The printhead drawer is configured to move transverse to the media feed path such that the at least one pagewidth printhead assembly is exposed for servicing.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet and pagewidth inkjet printhead assemblies positioned adjacent the media feed path for printing on both sides of the web. The printer also having a web threading mechanism for engaging one end of the web and threading the web along the media feed path in response to user activation.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, an air platen frame for generating an air cushion at least partially defining a media feed path and a plurality of pagewidth inkjet printheads positioned adjacent the media feed path for printing on both sides of the web.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet and pagewidth inkjet printhead assemblies positioned adjacent the media feed path for printing on both sides of the web. The media feed path has a first print zone positioned adjacent a second print zone. The first print zone is a section of the media feed path in which one side of the web is printed. The second print zone is a section of the media feed path in which the other side of the web is printed. During use the web is fed along the media feed path in a feed direction, the feed direction in the first print zone is opposed to the feed direction in the second print zone.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet, a plurality of pagewidth inkjet printhead assemblies positioned adjacent the media feed path for printing on both sides of the web and a central processor for inputting print data to the pagewidth inkjet printhead assemblies such that during a print run, the pagewidth inkjet printhead assemblies print many copies of a document The central processor is configured to selectively alter one or more of the copies to be non-identical to the remainder of the copies without interruption to the print run.

Abstract: A continuous web printer that has an inlet for receiving a web of media from a media web roll unwinder, an outlet for delivery to a media web roll winder, a media feed path extending from the inlet to the outlet and pagewidth inkjet printhead assemblies positioned adjacent the media feed path for printing on both sides of the web. The media feed path extends less than 10 meters from a point where during use, the web is blank, to a point where both sides of the web are printed.

Abstract: The invention provides for a method of attaching printhead integrated circuitry to a carrier. The method includes scanning a wafer having a number of circuitry dies formed thereon to demarcate respective dies, aligning a die picker with a dice on the wafer according to a wafer substrate mapping scheme, and removing the dice from the wafer with the die picker. The method further includes the steps of transporting the dice to a placement station operatively positioning the carrier, aligning the dice with the carrier; and heat bonding the dice to the carrier.

Abstract: The invention relates to a measuring apparatus. The apparatus includes a housing assembly that defines an enclosure, a control system mounted in the housing assembly, and an operator interface mounted on the housing assembly and connected to the control system to allow an operator to control the measuring apparatus. The apparatus also includes a measuring table assembly mounted in the housing assembly and configured to receive a nest assembly supporting an integrated circuit carrier carrying a number of integrated circuits, and a camera assembly mounted in the housing assembly and configured to generate image data representing the integrated circuit carrier and the integrated circuits. The camera assembly is connected to the control system which is configured to carry out a positional analysis on the integrated circuit carrier and the integrated circuits to determine at least one of positions of the integrated circuits on the carrier and relative positions of consecutive integrated circuits.

Abstract: The invention provides for a diagnostic probe assembly for a tester which is used to diagnose printhead integrated circuits. The probe assembly includes a support assembly and a controller board mounted on the support assembly and having a processor configured to generate test signals for testing a printhead integrated circuit. A routing board is in operative signal communication with the controller board and is configured to multiplex the generated test signals for respective dies of the printhead integrated circuits. The probe assembly also includes a probe interface in signal communication with the routing board and configured for relaying the multiplexed test signals to and from the respective dies.

Abstract: A testing apparatus for testing integrated circuits mounted in a carrier includes a support assembly. A controller is mounted in the support assembly. The controller is programmed to process test signals from the integrated circuits. A retaining assembly is arranged on the support assembly and is configured to receive and retain the carrier during testing. A displacement mechanism is arranged on the support assembly for displacing the retaining assembly relative to the support assembly into and out of an operative condition. Testing circuitry is operatively connected to the controller and has at least test signal generation and measurement circuitry and adaptor circuitry for operative engagement with the integrated circuits being tested, the adaptor circuitry being configured to provide both a physical and an electrical interface with the integrated circuits.

Abstract: The invention provides for a transfer apparatus for transferring a component of integrated circuitry from a receiving location to a delivery location within an integrated circuitry assembly machine. The transfer apparatus includes a support structure that defines a transfer path between said locations, and a component carrier that defines a receiving zone configured to receive the component of integrated circuitry. The transfer apparatus also includes a retaining mechanism arranged on the component carrier to retain the component of integrated circuitry in position in the receiving zone, the retaining mechanism being operable to release the component at the delivery location, as well as a displacement mechanism engaged with the component carrier to displace the component carrier along said transfer path.

Abstract: A method for testing integrated circuits mounted on a carrier includes the step of securing the carrier. The carrier is displaced into an operative position in which the integrated circuits are in physical and electrical communication with a diagnostic probe. Test signals are generated in test circuitry in electrical communication with the diagnostic probe and communicated to the integrated circuits with the diagnostic probe. The test signals are received at the test circuitry via the diagnostic probe. The test signals are made available to a controller via a communications link and an automated server and displayed with the controller.

Abstract: Provided is a method for testing integrity of a base for printhead integrated circuits. The base has at least one fluid inlet in fluid communication with a plurality of fluid outlets via discrete fluid paths. The method includes the steps of engaging the, or each, fluid inlet of the base to a fluid supply in a sealing manner, charging the base with pressurized fluid until a predetermined pressure is reached, and monitoring the pressure in the base for a predetermined period of time, wherein a rate of pressure decay is indicative of an integrity of the base.

Abstract: The invention relates to a measuring apparatus. The apparatus includes a housing assembly that defines an enclosure, a control system mounted in the housing assembly, and an operator interface mounted on the housing assembly and connected to the control system to allow an operator to control the measuring apparatus. The apparatus also includes a measuring table assembly mounted in the housing assembly and configured to receive a nest assembly supporting an integrated circuit carrier carrying a number of integrated circuits, and a camera assembly mounted in the housing assembly and configured to generate image data representing the integrated circuit carrier and the integrated circuits. The camera assembly is connected to the control system which is configured to carry out a positional analysis on the integrated circuit carrier and the integrated circuits to determine at least one of positions of the integrated circuits on the carrier and relative positions of consecutive integrated circuits.

Abstract: A testing apparatus for testing integrated circuits mounted in a carrier includes a support assembly. A controller is mounted in the support assembly. The controller is programmed to process test signals from the integrated circuits. A retaining assembly is arranged on the support assembly and is configured to receive and retain the carrier during testing. A displacement mechanism is arranged on the support assembly for displacing the retaining assembly relative to the support assembly into and out of an operative condition. Testing circuitry is operatively connected to the controller and has at least test signal generation and measurement circuitry and adaptor circuitry for operative engagement with the integrated circuits being tested, the adaptor circuitry being configured to provide both a physical and an electrical interface with the integrated circuits.