JPS5814176U - Vehicle electronic equipment diagnostic equipment - Google Patents
Vehicle electronic equipment diagnostic equipmentInfo
- Publication number
- JPS5814176U JPS5814176U JP10851381U JP10851381U JPS5814176U JP S5814176 U JPS5814176 U JP S5814176U JP 10851381 U JP10851381 U JP 10851381U JP 10851381 U JP10851381 U JP 10851381U JP S5814176 U JPS5814176 U JP S5814176U
- Authority
- JP
- Japan
- Prior art keywords
- diagnostic
- equipment
- circuit
- vehicle electronic
- electronic equipment
- 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
- 230000009849 deactivation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１．２図はそれぞれ本考案の第１，２実施例としての
車両用電子機器診断装置をデジタルスピードメータに適
用した場合を示す電気回路図であり、第３図は本考案の
第３実施例としての車両用電子機器診断装置をデジタル
クロックに適用した場合を示す電気回路図である。
１・・・・・・バッテリー、２・・・・・・キイスイッ
チ、３・・・・・・ダイオード、４・・・・・・表示制
御回路、４′・・・・・・表示制御回路としてのＬＳＩ
、 ５・・・・・・ダイオード、６・・・・・・診断回
路、７・・・・・・診断用スイッチ、８・・・・・・診
断回路非作動機構としてのリレー、８′・・・・・・診
断回路非作動機構としてのダイオード、９・・・・・・
表示器としてのデジタルスピード表示器、９′・・・・
・・表示器としてのデジタルクロック表示器、１０・・
・・・・車速パルスゼネレータ、１１・・・・・・安定
ブし電圧回路、１２．１２・・・・・・ダイオードアレ
イ、１３・・・・・・表示用インターフェイス、１４・
・・・・・時間・分セット用切換スイッチ、１５・・・
・・・ゼ狛セット用スイッチ。Figures 1 and 2 are electrical circuit diagrams showing the case in which the vehicle electronic device diagnostic device as the first and second embodiments of the present invention is applied to a digital speedometer, and Figure 3 is the third embodiment of the present invention. FIG. 2 is an electrical circuit diagram showing a case where the vehicle electronic device diagnostic device as an example is applied to a digital clock. 1...Battery, 2...Key switch, 3...Diode, 4...Display control circuit, 4'...Display control circuit LSI as
, 5...Diode, 6...Diagnostic circuit, 7...Diagnostic switch, 8...Relay as a diagnostic circuit deactivation mechanism, 8'. ...Diode as a diagnostic circuit deactivation mechanism, 9...
Digital speed indicator as an indicator, 9'...
...Digital clock display as a display, 10...
... Vehicle speed pulse generator, 11 ... Stable voltage circuit, 12.12 ... Diode array, 13 ... Display interface, 14.
...Hour/minute setting changeover switch, 15...
...Switch for Zekoma set.
Claims (1)
グニッション位置以外の位置で、且つ、診断用スイッチ
のオンのときに作動する診断回路と、上記キイスイッチ
のイグニッション位置において上記診断回路を非作動状
態にする診断回路非作動機構と、上記診断回路の作動時
に同診断回路からの診断信号を受けて表示器に診断表示
信号を供給する表示制御回路とが設けられたことを特徴
とする、車両用電子機器診断装置。In order to diagnose electronic equipment in a vehicle, a diagnostic circuit is provided that operates when a key switch is in a position other than the ignition position and a diagnostic switch is turned on, and the diagnostic circuit is inactivated when the key switch is in an ignition position. and a display control circuit that receives a diagnostic signal from the diagnostic circuit and supplies a diagnostic display signal to a display when the diagnostic circuit is activated. Equipment diagnostic equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10851381U JPS5814176U (en) | 1981-07-21 | 1981-07-21 | Vehicle electronic equipment diagnostic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10851381U JPS5814176U (en) | 1981-07-21 | 1981-07-21 | Vehicle electronic equipment diagnostic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5814176U true JPS5814176U (en) | 1983-01-28 |
Family
ID=29902918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10851381U Pending JPS5814176U (en) | 1981-07-21 | 1981-07-21 | Vehicle electronic equipment diagnostic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814176U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49120301A (en) * | 1973-03-30 | 1974-11-18 |
-
1981
- 1981-07-21 JP JP10851381U patent/JPS5814176U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49120301A (en) * | 1973-03-30 | 1974-11-18 |
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