|
| XIA3145 OPERATION | |||
|
|
|
|
|
|
|
|
| Troubleshooting | ||
|
|
|
|
|
|
| Problem | Cause |
| Action |
|
| Unit will not turn on | +12V wire not connected or incorrect voltage |
| Check connections for proper voltage |
|
| (no power LED indicator) | REM wire not connected or incorrect voltage |
| (11~16VDC) |
|
|
|
|
|
|
|
|
| GND wire not connected |
| Check connection to ground |
|
|
|
|
|
|
|
|
| Fuse(s) blown |
| Replace fuse(s) |
|
|
|
|
|
|
|
| Unit has power - LED is | Speaker wires not connected |
| Check connections at speakers |
|
| green (but no sound) |
|
|
|
|
| Volume turned all the way down |
| Increase volume level at head unit |
| |
|
|
|
| ||
|
|
|
|
|
|
|
| One or more speaker wires touching each |
| Insulate all bare speaker wires from |
|
|
| other or touching chassis ground |
| each other and chassis ground |
|
|
|
|
|
|
|
|
| Speaker(s) defective or damaged |
| Check/replace speaker(s) |
|
|
|
|
|
|
|
|
| Input signal not connected |
| Check high or low level inputs for |
|
|
|
|
| proper connection |
|
|
|
|
|
|
|
| Unit blows fuse(s) | Incorrect fuse rating |
| Use fuse(s) with correct rating |
|
|
|
|
|
|
|
|
| +12V wire touching chassis ground |
| Check for pinched wire |
|
|
|
|
|
|
|
|
| Speaker(s) defective or damaged |
| Check/replace speaker(s) |
|
|
|
|
|
|
|
| Engine noise | Bad ground connection |
| Make sure amplifier is grounded to |
|
|
|
|
| clean bare metal |
|
|
|
|
|
|
|
|
| Signal ground loop or RFI |
|
| |
|
| (radio frequency interference) |
| high current wiring |
|
|
|
|
|
|
|
| LED illuminates red | One or more speaker wires touching each |
| Insulate all bare speaker wires from |
|
| (protect mode) | other or touching chassis ground |
| each other and chassis ground |
|
|
|
|
|
|
|
|
| Speaker(s) defective or damaged internally |
| Check/replace speaker(s) |
|
|
| (shorted) |
|
|
|
|
|
|
|
|
|
|
| Speaker load less than 2 ohms (stereo) |
| Adjust speaker load - amplifier will |
|
|
| Speaker load less than 4 ohms (bridged) |
| not operate at less than 4 ohms when |
|
|
|
|
| bridged |
|
|
|
|
|
|
|
| Distorted audio output | Incorrect input signal type or input level too |
| Check connections and reduce/adjust |
|
|
| high |
| input level |
|
|
|
|
|
|
|
| Low audio output | Incorrect input signal type or input level |
| Check connections and increase/ |
|
|
| too low |
| adjust input level |
|
|
|
|
|
|
|
| Weak bass | Speaker(s) are wired out of phase |
| Check (+) and |
|
|
|
|
| (Observe correct polarity) |
|
|
|
|
|
|
|
| No illuminite output | Fuse blown - illuminite output (+12VDC) wire |
| Check or replace fuse |
|
| (no lights) | touching ground |
| Use 2 amp ATO fuse only |
|
|
|
|
|
|
|
|
| illuminite (+) or |
| Check connections at speakers |
|
|
|
|
|
|
|
|
| illuminite connections wired wrong |
| Reverse (+) and |
|
|
| (reverse polarity) |
| (Observe correct polarity) |
|
|
|
|
|
|
|
|
| illuminite speaker(s) defective or damaged |
| Check/replace speaker(s) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 11 |