Symptom | Probable Cause | Action To Take |
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Distorted output |
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| Internal crossover not set | Readjust crossovers. Refer to the |
| properly for speakers | Internal Crossover Configuration |
|
| section of this guide for detailed |
|
| instructions. |
|
|
|
| Speakers are blown | Check system with known work |
|
| ing speakers and fix or replace |
|
| as needed. |
Poor bass response
Speakers wired with wrong Check speaker polarity and fix polarity causing cancellation as needed.
at low frequencies
Crossover set incorrectly | Reset crossovers. Refer to the |
| Internal Crossover Configuration |
| section of this guide for detailed |
| instructions. |
Impedance load at amplifier Check speaker impedance load,
is too lowif below 1W, rewire speakers to achieve higher impedance.
Battery fuse blowing
Short in power wire or | Check power and ground con- |
incorrect wiring | nections and replace or repair as |
| needed. |
|
|
Fuse used is smaller than | Replace with proper fuse size. |
recommended |
|
Actual current exceeds fuse Check speaker impedance load.
ratingIf below 1W, rewire speakers to achieve higher impedance.
Amplifier fuse blowing
Fuse used is smaller than | Replace with proper fuse size. |
recommended |
|
|
|
Impedance load at | Check speaker impedance load. |
amplifier too low | If below 1W, rewire speakers to |
| achieve higher impedance. |
|
|
Speaker is blown with | Check system with known work |
shorted outputs | ing speakers and fix or replace |
| as needed. |
|
|
Actual current exceeds | Check speaker impedance load. |
fuse rating | If below 1W, rewire speakers to |
| achieve higher impedance. |
18 | © 2005 Directed |