Genius SW-HF 5.1 6000 - 1.2.9 Noise

Service Guide SW-HF 5.1 6000
1.2.9. Noise
Problem
Analyze and
identify the
causes
Solutions
Version 1.0 Page 15 of 36
Noise
Broken or dry-soldered
filter capacitor/ diode
Abnormal power
supply or point
voltage of some
IC
Defective or
dry-soldered
components
Resolder or replace
Check and replace
Resolder or
replace
Vibration from too long
flexible wire of the driver
units
Damaged driver units
Check and replace