Troubleshooting - Fusion PF-1802 Manual

2 X 4 OHM CONFIGURATION
WOOFERS IN PARALLEL = 2 OHM
POSITIVE
+
-
NEGATIVE
2 X 8 OHM CONFIGURATION
WOOFERS IN PARALLEL = 4 OHM
POSITIVE
+
-
NEGATIVE

TROUBLESHOOTING

PROBLEM
Amplifier not
switching on. LED
POSITIVE
= OFF
(not 'Red or
Green')
-
+
NEGATIVE
Amplifier not
working, status
LED = Red
No sound
LED = Green
PUBLISHED BY FUSION ELECTRONICS LIMITED: © Copyright 2013 by FUSION Electronics Limited.
All rights reserved. Specifications and design are subject to change without notice.
10 10
POSSIBLE REASON
• No +12V to power wire
• No power to remote wire
• Fuse broken
• No Ground connection
• Amplifier too hot
• Speaker wires shorted
• RCA Signal
• Gain control not set up
• Head Unit
• Amplifier
• Speakers
DUAL 2 OHM VOICE COILS WIRED
IN SERIES = 4 OHM
-
+
DUAL 4 OHM VOICE COILS WIRED
IN SERIES = 8 OHM
-
+
SOLUTION
• Check fuses and connections to battery
• Check Remote Turn ON connection(s) to
head unit
-
• Replace fuse with correct type and
+
amperage
• Check ground cable is correctly connected
to the amplifier and vehicle / body chassis
• Move amplifier to vented area
• Turn head unit down
• Check that there are no speaker wires
shorted to another wire or to the vehicle
chassis
• Check RCA connection to head unit
• Ensure you have set up the amplifier gain
level control
• Check head unit volume level
• Check all power, remote on and ground
connections
• Check speakers are correctly connected.
• Check speakers for wire shorts
YOU CAN HELP PROTECT THE ENVIRONMENT! Please remember to respect the local
regulations: Hand in the non-working electrical equipment to an appropriate waste disposal
center.
DUAL 2 OHM VOICE COILS WIRED
IN SERIES = 4 OHM
-
+
-
+
DUAL 4 OHM VOICE COILS WIRED
IN SERIES = 8 OHM
-
+
-
+
DUAL 4 OHM
-
+
-
+
+
-
+
-
+
-