Title:
ELECTRONIC DEVICE HAVING SELF-DIAGNOSIS FUNCTION
Document Type and Number:
WIPO Patent Application WO/2021/020601
Kind Code:
A1
Abstract:
The present invention relates to an electronic device having a self-diagnosis function, wherein the electronic device is provided with a fault detection unit on a primary side of a power board, such that a faulty state of a main board and a load unit can be detected even when the main board is broken or power is not applied to the main board. In addition, as long as commercial AC power is inputted, the electronic device is supplied with power even when a power switch is turned off, such that various types of faults in the main board and the load unit can be detected.
Inventors:
CHO HAN JIN (KR)
GO GWANG MI (KR)
AN BYUNG HYUN (KR)
GO GWANG MI (KR)
AN BYUNG HYUN (KR)
Application Number:
PCT/KR2019/009375
Publication Date:
February 04, 2021
Filing Date:
July 29, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G01R31/28; G08B3/10; G08B5/22; G08B21/18
Foreign References:
| KR20170085153A | 2017-07-24 | |||
| KR20120006793A | 2012-01-19 | |||
| KR20130022810A | 2013-03-07 | |||
| KR101918253B1 | 2018-11-13 | |||
| JP2007163338A | 2007-06-28 |
Attorney, Agent or Firm:
NAMCHON PATENT AND LAW FIRM (KR)
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