JPH0369472B2 - - Google Patents
Info
- Publication number
- JPH0369472B2 JPH0369472B2 JP3883385A JP3883385A JPH0369472B2 JP H0369472 B2 JPH0369472 B2 JP H0369472B2 JP 3883385 A JP3883385 A JP 3883385A JP 3883385 A JP3883385 A JP 3883385A JP H0369472 B2 JPH0369472 B2 JP H0369472B2
- Authority
- JP
- Japan
- Prior art keywords
- hook
- dial
- receiving circuit
- circuit
- signal receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005856 abnormality Effects 0.000 claims description 15
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 238000004092 self-diagnosis Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Prepayment Telephone Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3883385A JPS61199367A (ja) | 1985-03-01 | 1985-03-01 | 公衆電話機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3883385A JPS61199367A (ja) | 1985-03-01 | 1985-03-01 | 公衆電話機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61199367A JPS61199367A (ja) | 1986-09-03 |
| JPH0369472B2 true JPH0369472B2 (enrdf_load_stackoverflow) | 1991-11-01 |
Family
ID=12536222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3883385A Granted JPS61199367A (ja) | 1985-03-01 | 1985-03-01 | 公衆電話機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61199367A (enrdf_load_stackoverflow) |
-
1985
- 1985-03-01 JP JP3883385A patent/JPS61199367A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61199367A (ja) | 1986-09-03 |
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