Service Guide
SW-HF 5.1 4500
1.2.11. Keystrokes in the front panel no use
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 17 of 33
Keystrokes in the front panel no use
1. Defective, dry-soldered, or broken
SW-HF5.1 4500 MCU
PC
，
2. IC1 or IC2 damaged
3. keystrokes not well –assembled
Check and replace
Summary of Contents for Genius SW-HF 5.1 4500
Page 1: ...Service Guide SW HF 5 1 4500 SERVICE GUIDE KYE SYSTEM CORP Version 1 1 Page 1 of 33...
Page 20: ...Service Guide SW HF 5 1 4500 Version 1 1 Page 20 of 33 Chapter 3 Block diagram...
Page 21: ...Service Guide SW HF 5 5005 Subwoofer Version 1 1 Page 21 of 33 Chapter 4 Exploded view...
Page 23: ...Service Guide SW HF 5 1 4500 Satellite Front Version 1 1 Page 23 of 33 Chapter 4 Exploded view...
Page 24: ...Service Guide SW HF 5 1 4500 Satellite Rear Version 1 1 Page 24 of 33 Chapter 4 Exploded view...
