JPS54510A - Fault identification system - Google Patents
Fault identification systemInfo
- Publication number
- JPS54510A JPS54510A JP6488477A JP6488477A JPS54510A JP S54510 A JPS54510 A JP S54510A JP 6488477 A JP6488477 A JP 6488477A JP 6488477 A JP6488477 A JP 6488477A JP S54510 A JPS54510 A JP S54510A
- Authority
- JP
- Japan
- Prior art keywords
- identification system
- fault identification
- failure
- unattended
- grasp
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/08—Indicating faults in circuits or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Abstract
PURPOSE:To enable to grasp the presence of failure and its content with a call by the maintenance personnel, by providing a failure identifying unit given for incoming numbers with an unattended exchanging station.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6488477A JPS54510A (en) | 1977-06-03 | 1977-06-03 | Fault identification system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6488477A JPS54510A (en) | 1977-06-03 | 1977-06-03 | Fault identification system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54510A true JPS54510A (en) | 1979-01-05 |
Family
ID=13270970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6488477A Pending JPS54510A (en) | 1977-06-03 | 1977-06-03 | Fault identification system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54510A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55131069U (en) * | 1979-03-10 | 1980-09-17 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4933505A (en) * | 1972-07-26 | 1974-03-28 |
-
1977
- 1977-06-03 JP JP6488477A patent/JPS54510A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4933505A (en) * | 1972-07-26 | 1974-03-28 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55131069U (en) * | 1979-03-10 | 1980-09-17 | ||
JPS5825574Y2 (en) * | 1979-03-10 | 1983-06-01 | 山一電機工業株式会社 | Connector for cable connection |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5394130A (en) | Printing recorder | |
JPS54510A (en) | Fault identification system | |
JPS5395480A (en) | Accident information device | |
JPS53128904A (en) | Data communication device | |
JPS5397188A (en) | Data transmission system | |
JPS5797755A (en) | Fault monitor system | |
JPS53132929A (en) | Supervisory unit for transmitting-receiving operation of data transmitter | |
JPS5378101A (en) | Identification of data communication service subscriber and its charging system | |
JPS53124005A (en) | Monitor system for subscriber line | |
JPS53131705A (en) | Automatic telephone exchange system | |
JPS52146104A (en) | Line monitoring system | |
JPS53100701A (en) | Transmission relay monitor system for optical pcm group | |
JPS5420606A (en) | Detection system for link fault | |
JPS5378709A (en) | Fault monitoring system | |
JPS5418604A (en) | Optical communication system | |
JPS53104090A (en) | Calling system for remote supervisory controller | |
JPS5393713A (en) | Collating system for trunk number | |
JPS5429907A (en) | Detection system for trunk invalidity suspension | |
JPS5413202A (en) | Check system for telephoe exchanging line | |
JPS5342508A (en) | Automatic test system for telephone lines | |
JPS52132708A (en) | Line monitor system | |
JPS51120148A (en) | Trouble processing system for unattended stations | |
JPS5431213A (en) | Data transmission system | |
JPS5436113A (en) | Failure transfer system for non-attendant station | |
JPS5372402A (en) | Loop communication system |