JPH0441435U - - Google Patents
Info
- Publication number
- JPH0441435U JPH0441435U JP8444290U JP8444290U JPH0441435U JP H0441435 U JPH0441435 U JP H0441435U JP 8444290 U JP8444290 U JP 8444290U JP 8444290 U JP8444290 U JP 8444290U JP H0441435 U JPH0441435 U JP H0441435U
- Authority
- JP
- Japan
- Prior art keywords
- power
- power supply
- battery
- supplied
- supply 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 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Description
第１図は本考案の一実施例を示すものであつて
、カーステレオ装置の回路図である。第２図は従
来例を示すものであつて、カーステレオ装置の回
路図である。
１はバツテリ、２はキースイツチ、３ａはバツ
クアツプ電源出力端子、３ｂはバツクアツプ電源
入力端子、４ａはＡＣＣ電源出力端子、４ｂはＡ
ＣＣ電源入力端子、５はマイクロコンピユータ（
制御手段）、６はマイコン電源端子（第１電源供
給端子）、７はＣＥ端子（第２電源供給端子）、
８はバツクアツプ電源ライン、９はＡＣＣ電源ラ
イン、１２はトランジスタ（スイツチング手段）
、１４はリチウム電池（補助電源）である。
FIG. 1 shows one embodiment of the present invention, and is a circuit diagram of a car stereo device. FIG. 2 shows a conventional example, and is a circuit diagram of a car stereo device. 1 is the battery, 2 is the key switch, 3a is the backup power output terminal, 3b is the backup power input terminal, 4a is the ACC power output terminal, 4b is the A
CC power input terminal, 5 is microcomputer (
6 is a microcomputer power supply terminal (first power supply terminal), 7 is a CE terminal (second power supply terminal),
8 is a backup power line, 9 is an ACC power line, and 12 is a transistor (switching means).
, 14 is a lithium battery (auxiliary power source).
Claims (1)
なカーステレオ本体に、記憶手段と、制御手段と
、上記記憶手段の記憶内容を保持するための電力
が入力される第１電源供給端子と、上記制御手段
を駆動可能状態にするための電力が入力される第
２電源供給端子とが設けられ、上記装着部からの
カーステレオ本体の離脱時には、内蔵する補助電
源から上記第１電源供給端子に電力の供給が行わ
れる一方、上記装着部へのカーステレオ本体の装
着時には、車両本体のバツテリからの上記第１電
源供給端子への電力供給状態に切り替わると共に
、上記第２電源供給端子に上記バツテリから車両
本体のキースイツチを介して電力が供給される着
脱式カーステレオ装置において、 上記第１電源供給端子への上記バツテリからの
電力供給状態のときにのみ、上記第２電源供給端
子へのバツテリからの電力供給を可能とするスイ
ツチング手段がさらに設けられていることを特徴
とする着脱式カーステレオ装置。[Scope of Claim for Utility Model Registration] A car stereo body that is detachably attached to an attachment part provided on a vehicle body includes a storage means, a control means, and electric power for retaining the memory contents of the storage means. and a second power supply terminal into which electric power is input to enable the control means to drive, and when the car stereo body is detached from the mounting part, the built-in auxiliary power supply On the other hand, when the car stereo main body is mounted on the mounting portion, power is supplied to the first power supply terminal from the battery of the vehicle main body, and the power is supplied to the first power supply terminal from the battery of the vehicle body. In a detachable car stereo device in which power is supplied from the battery to the second power supply terminal via a key switch of the vehicle body, only when power is being supplied from the battery to the first power supply terminal. 1. A detachable car stereo device, further comprising switching means that enables power to be supplied from a battery to two power supply terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8444290U JPH0441435U (en) | 1990-08-07 | 1990-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8444290U JPH0441435U (en) | 1990-08-07 | 1990-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0441435U true JPH0441435U (en) | 1992-04-08 |
Family
ID=31632933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8444290U Pending JPH0441435U (en) | 1990-08-07 | 1990-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0441435U (en) |
-
1990
- 1990-08-07 JP JP8444290U patent/JPH0441435U/ja active Pending
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