Vr, Headphone Jack Or Line-In Jack Abnormal - Genius SP-HF1255A Service Manual

Service Guide

1.2.7 VR, headphone jack or line-in jack abnormal

Problem
VR:
Defective VR may cause VR3
Analyze
in
and identify
1255A
the causes
VR1/VR2 in
SP-HF1255A AMP
having
scratching sound when rotatin
Solutions
Check and replace
VR, headphone jack or line-in jack abnormal
AMP PCB or
PCBA
Jack:
N1 or 1CN4 in 1255A AMP
PCBA
defective
Check and replace
13
SP-HF1255A