Fusion MS-AM504 Owner's Manual

Four Channel Installation

 

FUSE

FL FR

RL RR

FL

FR

RL

RR

R

L

R

L

RR

R

FUSE

FL FR

RL

FL

FR

RL

RR

L

010

INST

ALLA

TION

Trouble Shooting

Problem

Cause

Solution

Power LED 

not ‘ON

Fuse at battery blown or 
not installed

Replace with correct type and rated fuse. 

Improper connections

Check that the ground wire, power wire and the 
remote wires are connected to the correct terminal

Status LED 

‘ON’

Fuse blown

Replace with correct type and rated fuse.

Amplifier too hot

Move the amplifier into a more ventilated area

Speaker wires shorted

Check that there are no speaker wires shorted to any 
other wire and also check if any wire is shorted to ground

Internal malfunction

Disconnect all wires except ground, power and remote. 
Then turn the amplifier ’ON’, if the protection light is still 
’ON’ then return for service