Service Guide
SP-HF800A
Version : 1.0
Page 7 of 15
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
,
K3
,
K2
Speaker cable dis-connect or
speaker damaged
Check solder points on
PCB
Check and Replace
defective U1,K3,K2
Re-connect speaker cable or
replace defective speaker(s)
Analyzer and
Identify the Causes