To quickly establish an inferring result when a problem is detected in an operation management system equipped with a rule-based inference processing function, there is provided a method of collecting information for managing a computer system equipped with a plurality of devices. The present invention is particularly applicable in the field of flow cytometry. Transaction services such as a printer service, card reader service, and cash dispenser service are also in operative connection with the network. The die is not wire bonded to the stiffener. When the electronic device is in a forth orientation, a line between the center of gravity and the rotation center of the patterned portion is substantially parallel to a direction of gravity. A housing section communicates with the knee airbag and houses the gas generator therein.