585/Repairs: Difference between revisions

585/Repairs (view source)

1 byte added , 6 May 2019

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 ==wavy trace ==
 :'''Symptom:''' wavy trace
-:'''Root cause:''' C783 (15µF 20V) has high internal resistor (ESR ~ 20 ohms). -12.6 v regulator ciruit is oscillating
+:'''Root cause:''' C786 (100µF 25V) has high internal resistor (ESR ~ 20 ohms). -12.6 v regulator ciruit is oscillating
-:'''Solution:''' Replacing of  electrolytic capacitor C783 with new part.
+:'''Solution:''' Replacing of  electrolytic capacitor C786 with new part.
 :<gallery>