Monster Power PowerCenter HDP2400 Manuel De L'utilisateur page 22

Symptom
Video picture
has rolling bars
or ghosting.
The PowerCenter
is emitting a loud
buzzing alarm.
16
TROUBLESHOOTING
Possible Cause
The incoming video signal
is not properly grounded.
The PowerCenter protection circuitry has
sacrificed itself to protect connected equipment
from a catastrophic surge.
Remedy
• Contact your cable or satellite provider
to correct your installation.
• The PowerCenter must be replaced.
See the Warranty Information section
for important details.