Lexicon | Troubleshooting & Maintenance |
component is properly grounded and connected to the same electrical ground as the
3.Turn off all components within your system, and then disconnect the input cable on the amplifier. Turn the amplifier back on. If the hum disappears the fault may be with the input cable that is being used. Make sure the cables are properly shielded or use a cable that has better shielding. Make sure the cable is not running or laying on top of any AC power cords.
4.Ground loop problems may also be caused by poor grounding of the electrical system within your home or may be caused by faulty earth grounds in your home’s electrical system. To isolate the problem, try unplugging components with three prong grounded power cords one at a time to see if one or all are causing the problem.
In the past, cold water pipes and other utilities were often used for grounds. These items may not be still valid because of corrosion of the existing pipes and the installation and use of PVC piping. Please check with a licensed electrician for further evaluation.
If all else fails. . .
1.Contact an authorized Lexicon dealer.
2.Contact Lexicon Customer Service at
3.Visit www.lexicon.com for frequently asked questions and additional troubleshooting information.
Note:
Visit the knowledge base at http://www.lexicon.com/kbase for answers to frequently asked questions and additional troubleshooting information.
MAINTENANCE
Routine maintenance should be performed on a periodic basis. Clean the exterior surfaces of the unit with a soft, dry,