Service Guide
SP-J200
1.2.6. Noise
Problem
Analyze and
identify the
causes
Solutions
Version 1.0 Page 12 of 21
Hum noise
1.
D1
,
D2
,
D3
,
D4
,
EC25
dry-soldered or defective
2. power supply for IC1 normal
or not
3. PCB broken or dry-soldered
Repair
Repair or replace
1. Or caused by the vibration from
too long lead wire of driver units
2. Driver units damaged
General noise
Noise
Содержание Genius SP-J200
Страница 1: ...Service Guide SP J200 SERVICE GUIDE KYE SYSTEM CORP Version 1 0 Page 1 of 21...
Страница 2: ...Service Guide SP J200 Revision History Version Date Change 1 0 12 12 2008 Version 1 0 Page 2 of 21...
Страница 16: ...Service Guide SP J200 Version 1 0 Page 16 of 21 Chapter 3 Block diagram...
Страница 17: ...Service Guide SP J200 Right speaker Version 1 0 Page 17 of 21 Chapter 4 Exploded view...
Страница 18: ...Service Guide SP J200 Left speaker Version 1 0 Page 18 of 21 Chapter 4 Exploded view...
Страница 21: ...Service Guide SP J200 Version 1 0 Page 21 of 21 Chapter 7 Schematic diagram...