JPH03117960U - - Google Patents

Info

Publication number
JPH03117960U
JPH03117960U JP2712090U JP2712090U JPH03117960U JP H03117960 U JPH03117960 U JP H03117960U JP 2712090 U JP2712090 U JP 2712090U JP 2712090 U JP2712090 U JP 2712090U JP H03117960 U JPH03117960 U JP H03117960U
Authority
JP
Japan
Prior art keywords
telephone line
voltage drop
disconnection
section
notify
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
Application number
JP2712090U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP2712090U priority Critical patent/JPH03117960U/ja
Publication of JPH03117960U publication Critical patent/JPH03117960U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による電話回線断線通報装置の
一実施例を示すブロツク図、第２図はその実施例
の具体的の構成図である。 １……電圧変動監視部、２……ランプ表示部、
３……音声発生部、４……スピーカ、５……電源
部、Ｌ１，Ｌ２……電話回線、ＴＥ……端末装置
。 FIG. 1 is a block diagram showing an embodiment of a telephone line disconnection reporting device according to the present invention, and FIG. 2 is a specific configuration diagram of the embodiment. 1... Voltage fluctuation monitoring section, 2... Lamp display section,
3...Audio generation section, 4...Speaker, 5...Power supply section, L1 , L2 ...Telephone line, TE...Terminal device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電話回線の断線状態を端末機器部で検出する装
置であつて、電話回線の両線間の電圧の降下を監
視する電圧変動監視部と、この電圧の降下による
異常の発生を点灯により報知するランプ表示部と
音声により報知する音声発生部とを具備すること
を特徴とする電話回線断線通報装置。 A device that detects disconnection of a telephone line in the terminal equipment section, and includes a voltage fluctuation monitoring section that monitors the voltage drop between both lines of the telephone line, and a lamp that lights up to notify the occurrence of an abnormality due to this voltage drop. 1. A telephone line disconnection reporting device comprising a display unit and a sound generating unit that provides audio notification.
JP2712090U 1990-03-19 1990-03-19 Pending JPH03117960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2712090U JPH03117960U (en) 1990-03-19 1990-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2712090U JPH03117960U (en) 1990-03-19 1990-03-19

Publications (1)

Publication Number Publication Date
JPH03117960U true JPH03117960U (en) 1991-12-05

Family

ID=31529989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2712090U Pending JPH03117960U (en) 1990-03-19 1990-03-19

Country Status (1)

Country Link
JP (1) JPH03117960U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020017352A1 (en) * 2018-07-18 2020-01-23 日本電信電話株式会社 Line verification device, and line verification method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020017352A1 (en) * 2018-07-18 2020-01-23 日本電信電話株式会社 Line verification device, and line verification method
JP2020012727A (en) * 2018-07-18 2020-01-23 日本電信電話株式会社 Line check device and line check method

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