Method and apparatus for performing external device's diagnostic functions in host computer
First Claim
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1. A method of performing diagnostic functions of an external device in a host computer, the method comprising:
- locating an external device and requesting information from the external device about diagnostic functions supported by the external device;
receiving from the external device, the requested information about diagnostic functions supported by the external device;
receiving a selection from a user for one or more of the diagnostic functions contained in the requested information to be performed at the external device;
requesting the external device to perform the selected diagnostic functions; and
receiving the results of the requested diagnostic functions from the external device.
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Abstract
Provided are a method and apparatus for performing diagnostic functions of an external device such as a printer, connected to a host computer. The apparatus and method receive information about diagnostic functions supported by the external device from the external device; receive one or more of the diagnostic functions which are selected by a user; request the external device to perform the selected diagnostic functions; and receive the results of the requested diagnostic functions from the external device.
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Citations
19 Claims
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1. A method of performing diagnostic functions of an external device in a host computer, the method comprising:
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locating an external device and requesting information from the external device about diagnostic functions supported by the external device; receiving from the external device, the requested information about diagnostic functions supported by the external device; receiving a selection from a user for one or more of the diagnostic functions contained in the requested information to be performed at the external device; requesting the external device to perform the selected diagnostic functions; and receiving the results of the requested diagnostic functions from the external device. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus for performing diagnostic functions, the apparatus being included in an external device connected to a host computer and comprising:
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a memory which stores information about diagnostic functions supported by the external device; a diagnosis processing unit which receives requested information about the diagnostic functions from the memory and performs a diagnostic function requested by the host computer using the requested information; and a data input/output unit which receives the requested information about the diagnostic functions from the diagnosis processing unit, outputs the information to the host computer, receives requests from the host computer to perform diagnostic functions contained in the information, and outputs the results of the requested diagnostic functions to the host computer. - View Dependent Claims (8, 9)
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10. A diagnostic system for performing diagnostic functions of an external device by using a host computer, the diagnostic system comprising:
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a host computer which receives requested information about supported diagnostic functions from the external device, requests the external device to perform at least one of the diagnostic functions contained in the requested information, and receives a result of an execution of the selected diagnostic functions from the external device; and an external device which outputs requested information about supported diagnostic functions to the host computer, and outputs the diagnosis result to the host computer after performing the selected diagnostic functions requested by the host computer. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A computer readable medium of instructions for controlling a diagnosis system comprising a host computer and at least one external device connected to the host computer, comprising:
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a first set of instructions adapted to control the host computer to receive requested information about diagnostic functions supported by the at least one external device from the external device; a second set of instructions adapted to control the host computer to receive a selection from a user of one or more of the diagnostic functions contained in the requested information to be performed by the external device; a third set of instructions adapted to control the host computer to request the external device to perform the selected diagnostic functions; and a fourth set of instructions adapted to control the host computer to receive the results of the requested diagnostic functions from the external device. - View Dependent Claims (17, 18, 19)
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Specification