No Power ， Led （ Indicator ） Unlighted - Genius SW-2.1 355 Service Manual

Service Guide
*Attention
Please follow the numbered sequence marked within parenthesis given in
individual
Flow chat in that this is the best-recommended sequence to rectify the problems.
1.2.1 No power
Problem
Analyze
Defective
and
transformer
identify
the
causes
Repair or replace
Solutions
LED indicator unlighted
， （
No power LED indicator
Defective or
damaged AC cable,
or power switch
Repair or replace
Version 1.0
SW-2.1 355
）
unlighted
Defective soldering
secondary wire and
board
resolder or replace
Page 7 of 20
of transformer
CON4 on PCB