| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable telephone terminal that notifies its location by changing various pieces of setting from the outside, its external part controlling method and its program. SOLUTION: This portable telephone terminal 100 has a controlling part 11 and a memory 12 and is provided with a vibrator function provided in a normal portable telephone set, a ring tone setting function, a ring tone volume setting function, a dial lock function, an automatic recording function, a transfer function, etc. Initialization 121 is an initialization value group such as a telephone number for calling source confirmation, an authentication key, input receiving time of the authentication key, receiving time of external operation, ring tone 3 to be the set value of a ring tone pattern, and ring tone volume 4 to be the set value of ring tone volume. When a user has no idea where the portable telephone terminal 100 with a vibrator is set as it is, a different fixed telephone set or portable telephone set calls to the portable telephone terminal 100 after changing settings such as the turning-off of a vibrator, a ring tone pattern and maximum ring tone volume, and thereby, it is possible to easily locate where the portable telephone terminal 100 is by the ring tone.
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