Service Guide Model No : SW-G2.1 3000
1.2 Power LED no light
Problem
Analyzer and
Identify the Causes
Solutions
1.3 Headphone no sound
Problem
Analyzer and
Identify the Causes
Solution
Power LED no light
Component cold
solder or Short
Circuit
Defective
D1,T1A,U1,U2,
Q1,TL431 or
F4*8
Power Switch(VR1) or
LED defective
Check solder
point on PCBA
Check and
Replace defective
IC or Fuse
Replace defective Power
Switch or LED
Headphone no sound
Component cold
solder or Short
Circuit
J4 Phone jack defective
Check solder
point on PCBA
Replace defective J4 Phone
jack
Page 8/17
Summary of Contents for SW-G2.1 3000
Page 1: ...Service Guide Model No SW G2 1 3000 SERVICE GUIDE KYESYSTEMS CORP Page 1 17 ...
Page 12: ...Service Guide Model No SW G2 1 3000 Chapter 4 Exploded View Page 12 17 ...
Page 13: ...Service Guide Model No SW G2 1 3000 Page 13 17 ...
Page 14: ...Service Guide Model No SW G2 1 3000 Page 14 17 ...
