Rockford Fosgate RFX Serie Installation Et Fonctionnement page 21

S
YMPTOM
Engine Noise
IR Remote
IR Remote has
poor range
IR Remote does
not work
(LED does not
illuminate)
D
IAGNOSIS
Source unit is not grounded
properly
Noise is radiating into RCA
signal cable
Bad component in the signal
chain
Noise is radiating into the
speaker cables
Multiple grounds in the audio
system
Batteries are weak
Excessive dirt or dust on IR
Remote transmitter lens or unit
receiver lens
IR remote is outside of optimum
transmitting range
High sunlight conditions
Batteries are dead
Battery is installed incorrectly
R
EMEDY
Check connections and repair wiring as
necessary
Check connections, run the RCA cables on a
route away from sources of high current
Check connections. Bypass all components
between the Source unit and the amplifier.
Connect one component at a time to
determine the culprit. Repair or replace
components as necessary
Disconnect speakers and connect a test
speaker to the output terminals or the source
unit. If noise is gone, reroute the speaker
cables away from sources of high current
Check ground connections and connect
amplifiers, signal processors, and other
components to a central location or try a
different grounding point on the chassis
Check battery condition and replace as
necessary with (1) CR2025 (+3 volt) battery
Clean transmitter and receiver lens (compact
disc logo) with Plexiglas solution and a
non-abrasive cloth as necessary
Operate IR remote within about 15 ft and ±45˚
from horizontal of the Source unit's faceplate
Operate IR remote closer to Source Unit
Check battery condition and replace as
necessary with (1) CR2025 (+3 volt) battery
Check battery installation and repair as
necessary (polarity is indicated on pc board)
T
ROUBLESHOOTING
21