JPS5847361A - ボタン電話装置主制御回路の障害監視復旧方式 - Google Patents

ボタン電話装置主制御回路の障害監視復旧方式

Info

Publication number
JPS5847361A
JPS5847361A JP14470081A JP14470081A JPS5847361A JP S5847361 A JPS5847361 A JP S5847361A JP 14470081 A JP14470081 A JP 14470081A JP 14470081 A JP14470081 A JP 14470081A JP S5847361 A JPS5847361 A JP S5847361A
Authority
JP
Japan
Prior art keywords
telephone
control circuit
main
main control
circuit
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.)
Granted
Application number
JP14470081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0216080B2 (cg-RX-API-DMAC7.html
Inventor
Juichi Tanabe
田辺　重一
Masaaki Ugaki
宇垣　雅秋
Masakazu Negishi
根岸　正和
Masato Araki
荒木　誠人
Minoru Harada
稔 原田
Fumito Kumagai
熊谷　史人
Keitarou Fujiwara
藤原　景太郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HASEGAWA DENKI SEISAKUSHO KK
NAKAYO TSUSHINKI KK
Meisei Electric Co Ltd
NEC Platforms Ltd
Iwatsu Electric Co Ltd
Taiko Electric Works Ltd
Nakayo Telecommunications Inc
Iwasaki Tsushinki KK
NTT Inc
Original Assignee
HASEGAWA DENKI SEISAKUSHO KK
NAKAYO TSUSHINKI KK
Meisei Electric Co Ltd
Iwatsu Electric Co Ltd
Nippon Telegraph and Telephone Corp
Taiko Electric Works Ltd
Nakayo Telecommunications Inc
Iwasaki Tsushinki KK
Nitsuko Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HASEGAWA DENKI SEISAKUSHO KK, NAKAYO TSUSHINKI KK, Meisei Electric Co Ltd, Iwatsu Electric Co Ltd, Nippon Telegraph and Telephone Corp, Taiko Electric Works Ltd, Nakayo Telecommunications Inc, Iwasaki Tsushinki KK, Nitsuko Corp filed Critical HASEGAWA DENKI SEISAKUSHO KK
Priority to JP14470081A priority Critical patent/JPS5847361A/ja
Publication of JPS5847361A publication Critical patent/JPS5847361A/ja
Publication of JPH0216080B2 publication Critical patent/JPH0216080B2/ja
Granted legal-status Critical Current

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
    • H04M3/12—Marking faulty circuits "busy"; Enabling equipment to disengage itself from faulty circuits ; Using redundant circuits; Response of a circuit, apparatus or system to an error

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP14470081A 1981-09-16 1981-09-16 ボタン電話装置主制御回路の障害監視復旧方式 Granted JPS5847361A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14470081A JPS5847361A (ja) 1981-09-16 1981-09-16 ボタン電話装置主制御回路の障害監視復旧方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14470081A JPS5847361A (ja) 1981-09-16 1981-09-16 ボタン電話装置主制御回路の障害監視復旧方式

Publications (2)

Publication Number Publication Date
JPS5847361A true JPS5847361A (ja) 1983-03-19
JPH0216080B2 JPH0216080B2 (cg-RX-API-DMAC7.html) 1990-04-16

Family

ID=15368238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14470081A Granted JPS5847361A (ja) 1981-09-16 1981-09-16 ボタン電話装置主制御回路の障害監視復旧方式

Country Status (1)

Country Link
JP (1) JPS5847361A (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62189856A (ja) * 1986-02-17 1987-08-19 Nitsuko Corp ボタン電話装置のリセツト方式
JPS62189855A (ja) * 1986-02-17 1987-08-19 Nitsuko Corp ボタン電話装置の障害通知方式

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62189856A (ja) * 1986-02-17 1987-08-19 Nitsuko Corp ボタン電話装置のリセツト方式
JPS62189855A (ja) * 1986-02-17 1987-08-19 Nitsuko Corp ボタン電話装置の障害通知方式

Also Published As

Publication number Publication date
JPH0216080B2 (cg-RX-API-DMAC7.html) 1990-04-16

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