14
Rear Output Level:
10 o’clock position
Subwoofer
Output Level:
12 o’clock position
Note:
c. Preset the volume of the source unit to
its minimum (otherwise, when the source
unit is turned on, the sudden surge of
high power from the amplifiers might
cause damage to the audio components)
2. Turn the source unit on and
slowly increase the source unit
volume:
a. No Sound At All
• Turn the system off immediately.
• Check if connections have been made
properly (refer to section entitled Con-
nections for details).
• Use a Volt/Ohm meter to make sure a
good chassis ground is established for
each component that needs to be
grounded.
• Check the power input of all systems
• Check if the remote on/off terminals of all
system components are properly con-
nected to a positive 12-volt source.
• If everything is in order, turn the power
on again. If the problem persists, refer to
the section entitled TROUBLE SHOOT-
ING GUIDE for assistance.
b. Obvious Distortion
Turn the system off and refer to the sec-
tion entitled TROUBLE SHOOTING
GUIDE for assistance.
c. Out-of-Phase Problem (i.e. Abnormal
Bass)
Turn the system off and refer to the sec-
tion entitled TROUBLE SHOOTING
GUIDE for assistance.
3. Noise check
Before mounting the mobile electronic crosso-
ver and the other audio components perma-
nently, please carry out the following noise
check:
1. Start the engine and turn on the power of
the source unit.
2. Rev the engine whilst it is idling and vary
the audio volume to check for emitted en-
gine noise or a tick-tick noise, refer to the
TROUBLE SHOOTING GUIDE for as-
sistance. If the problem persists, consult
your local dealer directly.
3. If no unwanted noise is detected, double
check all the wiring and cables to ensure
they are secure. Then securely tighten
the mounting screws of all the audio
components.
FINAL SYSTEM CHECK
