| 摘要 |
PROBLEM TO BE SOLVED: To test a general telephone function through the use of the subscriber's line of an optical CATV system by executing the sensing routine process of a subscriber hooking state at the time of judging that the sensing of the subscriber hooking state is selected at a judging process. SOLUTION: When judging that ECCA is selected at the time of judging an inputted main menu, an ECCA loop back test routine is executed. At the time of judging that loop back is selected next, a general test routine is executed. At the time of judging that the hooking state of a line is selected next, the subscriber hooking state sensing routine is executed. At the time of judging that finish is selected next, the testing operation is finished. At the time of judging that recording is selected next, the number of the line is read and control data is read next to record control data in the number of the pertinent line. |
