Does Not Work Or One Channel No Sound; Noise - Genius SP-HF1250A Service Manual

s
ervice
G
uide

1.2.2 Does not work or one channel no sound

Problem
Analyze
and
Identify the
Causes
Solutions

1.2.3 Noise

Problem
Analyze and
Identify the
Causes
Solutions
One channel no sound
Defective
Audio cable
Replace
Audio cable
Component(s) around
IC is/are defective
Check and replace
defective component(s)
Version: 1.0
Does not work or
Broken or
Short circuit
Check solder
Points on PCB
And resolder
defective one(s)
Noise
Defective
VR
Replace
Defective VR
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SP-HF1250A
Defective IC
(TDA2030A)
Check and replace
Defective IC
(TDA2030A)
Defective IC
(TDA2030A)
Replace defective IC
(TDA2030A)