Right Or Left Channel No Sound - Genius SP-HF1255A Service Manual

Service Guide

1.2.3 Right or left channel no sound

Problem
PCB damaged,
dry-soldered or
Analyze
short-circuited;
and identify
CN1
the causes
SP-HF1255A
and
SP-HF1255A
AMP
are
connected
Solutions
Repair or
Replace
Right or left channel no sound
Driver unit or speaker
cable
in loosely connected
CN2 in Audio cable defective
or loosely connected
PCBA
loosely
Repair or
Replace
VR ， N2
defective
defective or SP-HF1255A
PCBA
9
SP-HF1255A
or 1CN4
in
AMP
Re-connect,
replace or
repaire