JPH0221955U - - Google Patents
Info
- Publication number
- JPH0221955U JPH0221955U JP10067488U JP10067488U JPH0221955U JP H0221955 U JPH0221955 U JP H0221955U JP 10067488 U JP10067488 U JP 10067488U JP 10067488 U JP10067488 U JP 10067488U JP H0221955 U JPH0221955 U JP H0221955U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- incoming
- line
- incoming call
- outgoing
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 3
- 238000012545 processing Methods 0.000 claims 3
- 230000008054 signal transmission Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000012360 testing method Methods 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Locating Faults (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Description
第１図は本考案の実施例を示すブロツク図、第
２図は本考案の実施例の具体的な回路構成例を示
す図、第３図は本考案の実施例の具体的な実装例
を示す図、第４図は本考案に係る回線の構成例を
示す図である。
１……回線試験器、２……通話・モニタ回路、
３……回線測定回路、４……発信回路、５……着
信回路、６……表示回路、７……発振回路、８…
…操作回路、９……着信呼出回路、１０……電源
回路、１１……回線接続端子、５０……交換機、
５５……トランク、６０……中継装置、７０……
端末側装置、８０，８１……ケーブル、Ｌ……回
線。
FIG. 1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a diagram showing a specific circuit configuration example of the embodiment of the present invention, and FIG. 3 is a diagram showing a specific implementation example of the embodiment of the present invention. The figure shown in FIG. 4 is a diagram showing an example of the configuration of a line according to the present invention. 1...Line tester, 2...Telephone/monitor circuit,
3... Line measurement circuit, 4... Outgoing circuit, 5... Incoming circuit, 6... Display circuit, 7... Oscillation circuit, 8...
...Operation circuit, 9...Incoming call circuit, 10...Power supply circuit, 11...Line connection terminal, 50...Switching machine,
55... Trunk, 60... Relay device, 70...
Terminal side device, 80, 81...cable, L...line.
Claims (1)
の導通状態を検出する回線測定回路と、端末側装
置の発・着信の信号伝送方式に応じて発信接続処
理を行う発信回路と、端末側装置の発・着信の信
号伝送方式に応じて着信接続処理を行う着信回路
と、端末側装置の発・着信の信号伝送方式に応じ
て着信呼出処理を行う着信呼出回路と、所定の周
波数の呼出信号を前記発信回路に出力する発振回
路と、前記回線測定回路と前記発信回路と前記着
信回路と前記着信呼出回路とに接続され各試験動
作を起動するスイツチ手段を有する操作回路と、
各試験動作に応じて状態を表示する表示回路と、
前記通話・モニタ回路と前記回線測定回路と前記
発信回路と前記着信回路と前記着信呼出回路を回
線に接続する回線接続用端子とを一筐体内に備え
たことを特徴とする回線試験器。 A calling/monitoring circuit equipped with a transmitter/receiver, a line measuring circuit that detects the continuity state of the line, a transmitting circuit that performs outgoing connection processing according to the signal transmission method for outgoing/incoming calls from the terminal equipment, and a terminal equipment. an incoming call circuit that performs incoming connection processing according to the outgoing/incoming signal transmission method of the terminal side device, an incoming paging circuit that performs incoming call processing in accordance with the outgoing/incoming signal transmission method of the terminal side device, and a ringing signal of a predetermined frequency. an oscillation circuit that outputs the oscillation circuit to the transmission circuit, an operation circuit connected to the line measurement circuit, the transmission circuit, the incoming call circuit, and the incoming call circuit and having switch means for starting each test operation;
a display circuit that displays the status according to each test operation;
A line tester characterized in that the call/monitor circuit, the line measuring circuit, the transmitting circuit, the incoming call circuit, and a line connection terminal for connecting the incoming call circuit to a line are provided in one housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067488U JPH0221955U (en) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067488U JPH0221955U (en) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221955U true JPH0221955U (en) | 1990-02-14 |
Family
ID=31328962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10067488U Pending JPH0221955U (en) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221955U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549003A (en) * | 1977-05-06 | 1979-01-23 | Siebec Filtres | Centrifugal impeller pump magnetically driven by motor |
| JPS5895486A (en) * | 1981-12-01 | 1983-06-07 | Nippon Dentsu Kensetsu Kk | Portable telephone subscariber's line tester |
-
1988
- 1988-07-29 JP JP10067488U patent/JPH0221955U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549003A (en) * | 1977-05-06 | 1979-01-23 | Siebec Filtres | Centrifugal impeller pump magnetically driven by motor |
| JPS5895486A (en) * | 1981-12-01 | 1983-06-07 | Nippon Dentsu Kensetsu Kk | Portable telephone subscariber's line tester |
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