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Eletrechip @biochip
İtibar: 1
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Gönderildi: 9 Eki 2020
Diode is marked D1 , condenser C3 , IC1 in circuit board
Bu iyi bir soru mu?
6 Yorum:
Is the marking totally unreadable on the top of the IC?
honakrisi tarafından 17 Şub 2021
I think you need some schematics on this, but judging from this picture, i think you need to use IPA to clean up those oxidation.
R3 and R4 SMD looks bad, i will change those if i know the values.
Check for the IC if it is shorted too.
Augustine tarafından 18 Şub 2021
update, something interesting based on a search from past,
Why doesn't my charger work?
please read more
It is bad, hard to arrange components for replacement. Solution I found a new
Eletrechip tarafından 26 Şub 2021
Some of the components seem to be damaged
John Marasco tarafından 4 Mar 2021
1 tane daha yorum göster
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Is the marking totally unreadable on the top of the IC?
honakrisi tarafından
I think you need some schematics on this, but judging from this picture, i think you need to use IPA to clean up those oxidation.
R3 and R4 SMD looks bad, i will change those if i know the values.
Check for the IC if it is shorted too.
Augustine tarafından
update, something interesting based on a search from past,
Why doesn't my charger work?
please read more
Augustine tarafından
It is bad, hard to arrange components for replacement. Solution I found a new
Eletrechip tarafından
Some of the components seem to be damaged
John Marasco tarafından
1 tane daha yorum göster