XR4115 WARRANTY
Troubleshooting
Problem | Cause | Action | |
| Yellow wire not connected or incorrect voltage | Check connections for proper | |
Unit will not turn on | Red wire not connected or incorrect voltage | voltage (11~16VDC) | |
(no power) |
|
| |
Black wire not connected | Check connection to ground | ||
| |||
| Fuse blown | Replace fuse | |
Unit has power | Speaker wires not connected | Check connections at speakers | |
One or more speaker wires touching each | Insulate all bare speaker wires from | ||
(but no sound) | |||
| other or touching chassis ground | each other and chassis ground | |
| Yellow or red wire touching chassis ground | Check for pinched wire | |
Unit blows fuses | Speaker wires touching chassis ground | Check for pinched wire | |
| Incorrect fuse rating | Use fuse with correct rating | |
|
| Device capacity must be less than | |
"SD ERR" or "USB ERR" | USB or SD card compatibility issue | 32GB. | |
appears on display | File system is incompatible - it must | ||
| |||
|
| be FAT or FAT32. |
13
