SW-HF 5.1 4500 SERVICE GUIDE.pdf - Genius
SW-HF 5.1 4500 SERVICE GUIDE.pdf - Genius
SW-HF 5.1 4500 SERVICE GUIDE.pdf - Genius
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Service Guide <strong>SW</strong>-<strong>HF</strong> <strong>5.1</strong> <strong>4500</strong><br />
1.2.5 Center no sound<br />
Problem<br />
Center no sound<br />
Analyze and<br />
identify the<br />
causes<br />
PCB<br />
dry-soldered,<br />
broken, or short<br />
circuit<br />
Defective<br />
connection of<br />
center speaker<br />
cables and<br />
Defective connection<br />
of center audio<br />
cables, or JACK<br />
disconnected from<br />
1. Defective IC3,<br />
IC4,IC5,IC11 or<br />
components related in<br />
<strong>SW</strong>-<strong>HF</strong><strong>5.1</strong> <strong>4500</strong><br />
jacks,<br />
or<br />
PCB or defective<br />
AMP PCB<br />
defective<br />
speaker cables,<br />
jacks or center<br />
driver units<br />
Check<br />
Reconnect<br />
Reconnect<br />
Check and replace defective<br />
Solutions<br />
soldering<br />
points on<br />
or replace<br />
or replace<br />
IC or components<br />
PCB, and<br />
resolder<br />
Version 1.1 Page 11 of 33
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