KYE Systems Corp. Genius SW-Flat2.1 800, Service Manual

Page: 7 / 16

Service Guide
SW-Flat2.1 800
Version : 1.0
Page 7 of 16
Attention
1.2.1 One or more channels no sound
Problem
Solutions
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.
One or more channels no sound
Broken or short circuit
Defective
U1, U2, U3, U4
wired control cable
Speaker cable dis-connect
or speaker damaged
Check solder points on
PCB
Check and Replace
defective IC
Re-connect speaker
cable or replace
defective speaker(s)
Analyzer and
Identify the Causes