KYE Systems Corp. Genius SP-120, Руководство по обслуживанию

Страница: 9 / 18

Service Manual
SP-120
1.2.3 Left or right channel error
Version No.：1.0 Page:9 of 18
Left/right channel error
1.PCB is short
circuit/open circuit,
or damaged;
2.JK1 headphone jack
is bad or damaged;
3.Signal input line of
left/right channel is
bad or damaged;
4.Signal output line
of left/right channel
is bad or damaged.
1.Speaker of
left/right channel
is bad or damaged;
2.Signal output
line of left/right
channel is not set
properly.
Inspect/repair/repl
ace
Inspect/repair
1.Left/right
channel cell
circuit of
U1,JK1,Q1,Q3,C20,C2
1,VR1,
CON2/CON3/CON1 is
short circuit/open
circuit, or
damaged.
Replace/repair