Woofer No Power - Genius SW-2.1 850 Service Manual

Service Guide
1.2.4

Woofer no power

Problem
Analyzer and
Identify the Causes
Broken or short circuit
Solutions
Check solder points on
PCB
Woofer no power
Defective
D1~D8,
Power SW, Fuse,
Check and replace
defective IC or
components
Version 1.0 Page 9 of 16
SW-2.1 850
Speaker cable dis-connect or
speaker damaged
Re-connected speaker cable
or replace defective speakers