Service Guide
Attention
Please follow the numbered sequence marked within parenthesis given in individual Flow chat, in that this is the
1.2.1One or more channels no sound (Line in jack no function)
Problem
Analyzer and
Identify the Causes
Solutions
No sound
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Broken or short circuit |
| Defective U1, |
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| JACK2 defective or | ||||
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| U4 |
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| speaker damaged | ||
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Check solder points on |
| Checkand Replace |
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PCB |
| defective IC |
| cable or replace | ||
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| defective speaker(s) |
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Version : 1.0