JPH033083U - - Google Patents
Info
- Publication number
- JPH033083U JPH033083U JP6461989U JP6461989U JPH033083U JP H033083 U JPH033083 U JP H033083U JP 6461989 U JP6461989 U JP 6461989U JP 6461989 U JP6461989 U JP 6461989U JP H033083 U JPH033083 U JP H033083U
- Authority
- JP
- Japan
- Prior art keywords
- fault
- detection circuits
- fault detection
- detect
- light emitting
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000004397 blinking Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Audible And Visible Signals (AREA)
Description
第１図は本考案の障害表示装置の一実施例を示
すブロツク図、第２図は第１図における点滅制御
回路の入出力信号の一例を示す論理波形図である
。
１……障害検出回路Ａ、２……障害検出回路Ｂ
、３……点滅制御回路、４……論理積回路、５…
…発光ダイオード、６……抵抗器。
FIG. 1 is a block diagram showing one embodiment of the fault display device of the present invention, and FIG. 2 is a logic waveform diagram showing an example of input/output signals of the blinking control circuit in FIG. 1. 1...fault detection circuit A, 2...fault detection circuit B
, 3... blinking control circuit, 4... logical product circuit, 5...
...Light emitting diode, 6...Resistor.
Claims (1)
それぞれ検出する第１、第２の障害検出回路と、
前記第１および第２の障害検出回路が障害を検出
したとき１個の発光ダイオードをそれぞれ点滅お
よび点灯駆動する表示駆動回路とを備えることを
特徴とする障害表示装置。 first and second fault detection circuits that respectively detect two types of faults occurring within the digital transmission device;
A fault display device comprising: a display drive circuit that drives one light emitting diode to blink and turn on, respectively, when the first and second fault detection circuits detect a fault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6461989U JPH033083U (en) | 1989-06-01 | 1989-06-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6461989U JPH033083U (en) | 1989-06-01 | 1989-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH033083U true JPH033083U (en) | 1991-01-14 |
Family
ID=31595723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6461989U Pending JPH033083U (en) | 1989-06-01 | 1989-06-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH033083U (en) |
-
1989
- 1989-06-01 JP JP6461989U patent/JPH033083U/ja active Pending
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