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Service Guide
SW-J2.1 1200
1.2.8 VR, headphone jack or line-in jack abnormal
Problem
Analyze and
identify the
causes
Solutions
Version 1.0 Page 164of 23
VR:
Defective VR may cause
wired-control VR or bass VR having
scratching sound when rotating
Check and replace
Check and replace
Jack:
JK6 or JK7 in YM9660 2.1L CON
PCB defective
JK2, JK3, or JK1 in
YM9660 AMP
PCB defective
VR, headphone jack or line-in jack abnormal
Summary of Contents for Genius SW-J2.1 1200
Page 1: ...Service Guide SW J2 1 1200 SERVICE GUIDE KEY SYSTEM CORP Version 1 0 Page 1 of 23...
Page 16: ...Service Guide SW J2 1 1200 Version 1 0 Page 16 of 23 Chapter 3 Block diagram...
Page 17: ...Service Guide SW J2 1 1200 Subwoofer Version 1 0 Page 17 of 23 Chapter 4 Exploded view...
Page 18: ...Service Guide SW J2 1 1200 Satellite Version 1 0 Page 18 of 23 Chapter 4 Exploded view...
Page 19: ...Service Guide SW J2 1 1200 Wired control Version 1 0 Page 19 of 23 Chapter 4 Exploded view...