KYE Systems Corp. Genius SP-i202u, Service Manual, Page: 9 / 19

Service Guide
SP-i202u
Version 1.0 Page 9 of 19
1.2.3 L channels no sound
Problem
Analyze and
Identify the Causes
Solutions
L channels no sound
Broken or short circuit
Check solder points on
PCB
Defective
L Channels Speaker,
L Channels 3.5MM
Jack, Mono cable,
L1,L5,U1,U4,
Speaker cable dis-connect or
speaker damaged
Re-connected speaker cable
or replace defective speakers
Check and replace
defective IC or
components