TROUBLESHOOTING
17
TROUBLESHOOTING
|
| PROBLEM |
| PROBABLE CAUSE | CHECK FOLLOWING | |||
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
| Unit completely inoperative no |
| Incorrect power connection | Orange/White stripe wire to +12V ACC. | |||
|
| lights, no sound |
|
| and Green/White stripe wire to +12V | |||
|
|
|
|
| battery | |||
|
|
|
|
|
|
|
|
|
|
|
|
| Blown fuse | Check fuses in wires listed above and | |||
|
|
|
|
| check car fuse block |
| ||
|
| Unit will not keep time or radio |
| Incorrect power connection | Green/White stripe wire is not connected | |||
|
| station memory |
|
| to a "live" +12V battery source | |||
|
|
|
|
|
|
|
|
|
|
|
|
| Blown fuse | Check fuse in Green/White stripe wire | |||
|
|
|
|
| and at car's fuse block | |||
|
| Noise on both radio and CD |
| Poor ground | Check Black/White stripe wire for proper | |||
|
|
|
|
| grounding |
| ||
|
|
|
| Dirty or corroded battery posts | Clean and tighten connection | |||
|
|
|
|
|
|
|
|
|
|
|
|
| If problem also existed with pre- | Consult your local garage | |||
|
|
|
| vious radio you removed | may need |
| ||
|
| Noise on radio only |
| Antenna | Check that antenna base is grounded. | |||
|
|
|
|
| Test with antenna disconnected. If noise | |||
|
|
|
|
| goes away, replace antenna | |||
|
| Poor FM reception and almost no |
| Antenna | Replace antenna and antenna cable | |||
|
| AM reception |
|
|
|
|
|
|
|
| No sound on one speaker |
| Wiring | Check speaker wiring | |||
|
| (both radio and CD) |
|
|
|
|
|
|
|
|
| Speaker | Test with good speaker | ||||
|
|
|
| |||||
|
|
|
|
|
|
| ||
|
|
|
| Control Settings | Check balance and fader controls | |||
|
|
|
|
|
|
| ||
|
| Poor |
| Speakers or speaker wiring | Check rating of speakers for sufficient |
|
| |
|
|
|
|
| power capacity |
| ||
|
|
|
|
| Check that speakers are in good | |||
|
|
|
|
| condition |
| ||
|
|
|
|
| Check that none of the speaker wires are | |||
|
|
|
|
| grounded | |||
|
|
|
|
|
|
| ||
|
|
|
|
| Check speaker wiring | |||
|
|
|
|
|
| |||
|
| CD sound skips |
| Installation angle is greater than | Adjust the mounting angle to less than |
| ||
|
|
|
| 20° | 20° |
|
|
|
|
|
|
| Disc player is not installed cor- | Make sure disc player is mounted se- | |||
|
|
|
| rectly | curely | |||
|
|
|
| Dirty, scratched, or defective disc | Clean disc if dirty; replace if badly | |||
|
|
|
|
| scratched or defective | |||
|
|
|
| Condensation on laser lens | Allow condensation to dry, then try again | |||
|
|
|
|
|
|
|
|
|
18 of 20