T R O U B L E S H O O T I N G
I N G
Symptom |
| Diagnosis |
| Remedy | ||
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|
| ||||
Amplifier does not | Voltage applied to the | Check the alternator, bat- | ||||
turn on | REM | terminal of | the | tery, fuse, and wiring and | ||
(Power LED is off) | amplifier is not between | repair as necessary. If the | ||||
| 10.5 and 15.5 volts or | voltage is above 15.5 volts, | ||||
| there is | no voltage | have the electrical system | |||
| present. |
|
| inspected by an authorized | ||
|
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| car service center. | |
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| ||||
| Voltage to the B+ termi- | Check the alternator, bat- | ||||
| nal of the amplifier is | tery, fuse, and wiring and | ||||
| not between 10.5 and | repair as necessary. If the | ||||
| 15.5 volts or there is no | voltage is above 15.5 volts, | ||||
| voltage present. |
| have the electrical system | |||
|
|
|
|
| inspected by an authorized | |
|
|
|
|
| car service center. | |
|
|
| ||||
| Amplifier is not prop- | Check wiring and repair as | ||||
| erly grounded. |
| necessary. | |||
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| ||
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| ||||
Amplifier has no | RCA Input from source | Check connections, substi- | ||||
sound | unit is not connected or | tute with known working | ||||
not | functioning prop- | source and cables and repair | ||||
(Power LED is on) | ||||||
erly. |
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|
| or replace as necessary. | ||
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| |||
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| ||||
| XCard is missing or not | Check XCard position and | ||||
| placed properly in cross- | repair or replace as neces- | ||||
| over slots. |
|
| sary. | ||
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| ||
| Speaker | leads | are | Disconnect existing speak- | ||
| shorted to each other or | ers and test with known | ||||
| to the chassis of the ve- | working speakers and wires. | ||||
| hicle. |
|
|
| If amplifier plays, check and | |
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|
| repair wiring and installa- | |
|
|
|
|
| tion of speakers as neces- | |
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| sary. | |
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| ||||
| Speakers are defective. | Disconnect existing speak- | ||||
|
|
|
|
| ers and test with known | |
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| working speakers. If ampli- | |
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| fier plays, check and repair | |
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| speakers as necessary. | |
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