JPS62159042U - - Google Patents
Info
- Publication number
- JPS62159042U JPS62159042U JP4623586U JP4623586U JPS62159042U JP S62159042 U JPS62159042 U JP S62159042U JP 4623586 U JP4623586 U JP 4623586U JP 4623586 U JP4623586 U JP 4623586U JP S62159042 U JPS62159042 U JP S62159042U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- optional
- button telephone
- terminal
- telephone terminal
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
Description
第１図は、本考案に係るボタン電話機端末にお
けるオプシヨン接続回路の１実施例を示す回路図
、第２図は、オプシヨン回路接続機能を有する従
来のボタン電話機システムの要部を示す回路図、
第３図は、従来のボタン電話機端末におけるオプ
シヨン接続回路の１例を示す回路図である。
１…電子ボタン電話機主装置、２…電子ボタン
電話機端末、３…音声通話路、４…データ伝送路
、５…外部電源回路、６…高音量着信報知回路、
２０，２１，２２，２２０…オプシヨン接続端子
、２３，２８，２９…ジヤンパ線、２４…受電端
子、２５…電話機回路、２６…着信報知起動信号
入力端子、２７…トランジスタ、６０…リレー制
御回路、６１…リレー、６２，６３…リレー接点
、６４…スピーカアンプ、６５…スピーカ、２２
１，２２２…ダイオード、２５０…制御回路。
FIG. 1 is a circuit diagram showing one embodiment of an optional connection circuit in a button telephone terminal according to the present invention, and FIG. 2 is a circuit diagram showing main parts of a conventional button telephone system having an optional circuit connection function.
FIG. 3 is a circuit diagram showing an example of an optional connection circuit in a conventional button telephone terminal. DESCRIPTION OF SYMBOLS 1...Electronic button telephone main device, 2...Electronic button telephone terminal, 3...Voice communication path, 4...Data transmission path, 5...External power supply circuit, 6...High volume incoming call notification circuit,
20, 21, 22, 220... Option connection terminal, 23, 28, 29... Jumper wire, 24... Power receiving terminal, 25... Telephone circuit, 26... Incoming notification start signal input terminal, 27... Transistor, 60... Relay control circuit, 61... Relay, 62, 63... Relay contact, 64... Speaker amplifier, 65... Speaker, 22
1,222...Diode, 250...Control circuit.
Claims (1)
与える第１のオプシヨン回路または前記ボタン電
話機端末内の出力回路からの出力を入力する第２
のオプシヨン回路のいずれか一方を前記ボタン電
話機端末に接続するために共用されるオプシヨン
接続端子と、 前記第１のオプシヨン回路から前記入力回路へ
の入力に対して順方向となるように前記オプシヨ
ン接続端子と前記入力回路との間に接続される第
１のダイオードと、 前記出力回路から前記第２のオプシヨン回路へ
の出力に対して順方向となるように前記オプシヨ
ン接続端子と前記出力回路との間に接続される第
２のダイオードと、 を具備することを特徴とするボタン電話機端末に
おけるオプシヨン接続回路。[Claims for Utility Model Registration] A first optional circuit that provides a predetermined input to an input circuit within the button telephone terminal, or a second optional circuit that inputs an output from an output circuit within the button telephone terminal.
an optional connection terminal commonly used to connect either one of the optional circuits to the button telephone terminal; and an optional connection terminal that is used in common to connect one of the optional circuits to the button telephone terminal; a first diode connected between the terminal and the input circuit; and a first diode connected between the optional connection terminal and the output circuit so as to be in a forward direction with respect to the output from the output circuit to the second option circuit. An optional connection circuit in a button telephone terminal, comprising: a second diode connected between the terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4623586U JPS62159042U (en) | 1986-03-31 | 1986-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4623586U JPS62159042U (en) | 1986-03-31 | 1986-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62159042U true JPS62159042U (en) | 1987-10-08 |
Family
ID=30865712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4623586U Pending JPS62159042U (en) | 1986-03-31 | 1986-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62159042U (en) |
-
1986
- 1986-03-31 JP JP4623586U patent/JPS62159042U/ja active Pending
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