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Service Guide
SW-HF2.1 1205
1.2.4 Noise
Problem
Analyze
and identify
the causes
Solutions
Filter capacitor
/diode
dry-soldered or
damaged,
please check
1D1 1D2 1D3
1D4 1C18
1C19 in AMP
defective or
not;
The power
supply of each
IC is normal or
not
Or caused by
vibration from too
long lead wire of
driver units
Driver units damaged
Woofer cabinet leaks,
closed not well
Repair
Check and
replace
Repair or
replace
Noise
10
Summary of Contents for Genius SW-HF2.1 1205
Page 1: ...Service Guide SW HF2 1 1205 SERVICE GUIDE KEY SYSTEM CORP Model No SW HF2 1 1205 1...
Page 2: ...Service Guide SW HF2 1 1205 Revision History Version Date Change 1 0 2010 4 16 2...
Page 16: ...Service Guide SW HF2 1 1205 Chapter 6 Exploded view Subwoofer 6 1...
Page 17: ...Service Guide SW HF2 1 1205 Chapter 6 Exploded view Satellite 7 1...