blue light dont work. this is problem?

4

420foreverQQ

Active Member

Dec 19, 2022

• #1

 

4

420foreverQQ

Active Member

Dec 19, 2022

• #2

bloom 45.day
samsung quantum board lm281b+

 

1

1212ham

Well-Known Member

Dec 19, 2022

• #3

420foreverQQ said:

View attachment 5239503

Click to expand...

That's not blue light or a problem.

 

LeastExpectedGrower

Well-Known Member

Dec 19, 2022

• #4

1212ham said:

That's not blue light or a problem.

Click to expand...

Looks like IR and UV diodes... They should appear dark or nearly so. Also, don't look at those directly unless you want eye problems.