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Service Guide
SW-HF2.1 1205
1.2.2
Subwoofer
No Sound
Problem
Analyze
and identify
the causes
Solutions
Repair or
Replace
Replace
Repair,
re-solder or
Replace
SUB Woofer
No Sound
Driver unit or
speaker cable
defective or
loosely
connected
AMP IC IC1
Destroyed SW-HF2.1
1205 AMP PCBA
Or caused by the
following defective
components
1. IC4 in AMP
PCBA
2. 4VR2
,
4CN1
,
in
SW-HF2.11205 Control
panel
8
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...