JPS61156338U - - Google Patents
Info
- Publication number
- JPS61156338U JPS61156338U JP3829385U JP3829385U JPS61156338U JP S61156338 U JPS61156338 U JP S61156338U JP 3829385 U JP3829385 U JP 3829385U JP 3829385 U JP3829385 U JP 3829385U JP S61156338 U JPS61156338 U JP S61156338U
- Authority
- JP
- Japan
- Prior art keywords
- response
- control circuit
- redial
- redial key
- commercial power
- 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 2
- 230000005669 field effect Effects 0.000 description 1
Description
図は本考案の実施例を示し、第１図は要部回路
図、第２図はＭＯＤＥＭ内蔵電話機のブロツク図
である。
４……ＤＩＣ（ダイヤル回路）、５……ＤＩＫ
（ダイヤルキー）、６……リダイヤルキー（機能
キー）、７……ＳＷ（スイツチ回路）、１６……
ＣＮＴ（制御回路）、２３……ＰＳＲ（電源部）
、３１〜３９……ＰＣ（フオトカプラ）、Ｑ４，
Ｑ５，Ｑ１２……トランジスタ、Ｑ１３〜Ｑ１５
……ＦＥＴ（電界効果形トランジスタ）、ＰＳ…
…リレー、ｐｓ１，ｐｓ２……接点。
The figures show an embodiment of the present invention; FIG. 1 is a circuit diagram of the main part, and FIG. 2 is a block diagram of a telephone with a built-in MODEM. 4...DIC (dial circuit), 5...DIK
(dial key), 6... redial key (function key), 7... SW (switch circuit), 16...
CNT (control circuit), 23...PSR (power supply section)
, 31-39...PC (photocoupler), Q 4 ,
Q 5 , Q 12 ...transistor, Q 13 to Q 15
...FET (field effect transistor), PS...
...Relay, ps1 , ps2 ...contact.
Claims (1)
からの電源により動作するダイヤル回路と、リダ
イヤルキーとを備え、該リダイヤルキーの操作に
応じて前記制御回路が前記ダイヤル回路を制御し
リダイヤル発信を行なう電話機において、前記商
用電源の通電に応じて前記リダイヤルキーを前記
制御回路へ接続しかつ前記商用電源の停電に応じ
て前記リダイヤルキーを前記ダイヤル回路へ接続
するリレーを設けたことを特徴とする機能電話機
。 A telephone set comprising a control circuit operated by commercial power, a dial circuit operated by power from a telephone line, and a redial key, and in response to the operation of the redial key, the control circuit controls the dial circuit to make a redial call. A functional telephone characterized in that a relay is provided that connects the redial key to the control circuit in response to energization of the commercial power source and connects the redial key to the dial circuit in response to a power outage of the commercial power source. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829385U JPS61156338U (en) | 1985-03-19 | 1985-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829385U JPS61156338U (en) | 1985-03-19 | 1985-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61156338U true JPS61156338U (en) | 1986-09-27 |
Family
ID=30545160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3829385U Pending JPS61156338U (en) | 1985-03-19 | 1985-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61156338U (en) |
-
1985
- 1985-03-19 JP JP3829385U patent/JPS61156338U/ja active Pending