JPS6380646U - - Google Patents
Info
- Publication number
- JPS6380646U JPS6380646U JP17265486U JP17265486U JPS6380646U JP S6380646 U JPS6380646 U JP S6380646U JP 17265486 U JP17265486 U JP 17265486U JP 17265486 U JP17265486 U JP 17265486U JP S6380646 U JPS6380646 U JP S6380646U
- Authority
- JP
- Japan
- Prior art keywords
- electronic circuit
- circuit element
- predetermined operation
- electronic
- circuit
- 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
- 239000004020 conductor Substances 0.000 claims 2
- 238000003745 diagnosis Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Testing Of Engines (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Description
第１図、第２図は本案の電子回路の構成法を説
明する図、第３図は第１図、第２図に示す一構成
部品の部分拡大斜視図、第４図は本案の回路構成
図である。
１…回路基板、３…制御用ＲＯＭ、４…コネク
タ、５…診断用ＲＯＭ、７…補助回路基板、８…
ピンコネクタ、１１…ＣＰＵ、１３，１４…アン
ド回路。
Figures 1 and 2 are diagrams explaining the method of configuring the electronic circuit of the present invention, Figure 3 is a partially enlarged perspective view of one component shown in Figures 1 and 2, and Figure 4 is the circuit configuration of the present invention. It is a diagram. DESCRIPTION OF SYMBOLS 1...Circuit board, 3...Control ROM, 4...Connector, 5...Diagnostic ROM, 7...Auxiliary circuit board, 8...
Pin connector, 11...CPU, 13, 14...AND circuit.
Claims (1)
のリード端子を有し所定の動作を行う第１の電子
回路素子が接続されており、上記回路導体上に複
数の接続用端子を備え、該接続用端子を介して第
２の電子回路を接続すると共に上記第１の電子回
路素子と上記第２の電子回路素子とを選択する選
択回路を有し、該選択回路によつて上記第１の電
子回路素子の上記所定の動作の代わりに上記第２
の電子回路素子が上記所定動作をするように構成
した電子回路において、第１の電子回路及び第１
の電子回路の入・出力信号の故障診断を第２の電
子回路素子を用いて実施することを特徴とする電
子回路。 A first electronic circuit element having a plurality of lead terminals and performing a predetermined operation is connected to a plurality of circuit conductors printed on a circuit board, and a first electronic circuit element having a plurality of connection terminals on the circuit conductor, a selection circuit that connects a second electronic circuit via a connection terminal and selects the first electronic circuit element and the second electronic circuit element; In place of the above-described predetermined operation of the electronic circuit element, the second
In the electronic circuit configured such that the electronic circuit element performs the predetermined operation, the first electronic circuit and the first
An electronic circuit characterized in that a failure diagnosis of input/output signals of the electronic circuit is performed using a second electronic circuit element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17265486U JPS6380646U (en) | 1986-11-12 | 1986-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17265486U JPS6380646U (en) | 1986-11-12 | 1986-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6380646U true JPS6380646U (en) | 1988-05-27 |
Family
ID=31109388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17265486U Pending JPS6380646U (en) | 1986-11-12 | 1986-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6380646U (en) |
-
1986
- 1986-11-12 JP JP17265486U patent/JPS6380646U/ja active Pending
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