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For proper perfomance and safety, MTX recommends installing an inline fuse per the owner's manual
instructions according to the following.
TROUBLESHOOTING
Problem
No LED Indication
Power LED On,
No Output
Output Distorted
Bass is Weak
Blowing Fuses
© 2018 Mitek Corporation. All rights reserved. MTX is a trademark of Mitek Corporation. All other trademarks
are property of their respective owners. Designed and Engineered in the U.S.A.
Due to continual product development, all specifications are subject to change without notice.
MTX Audio, 4545 East Baseline Rd. Phoenix, AZ 85042 U.S.A. 1-800-225-5689
MTX005725 RevA 2/18 • 21A10625 – AW0015508
4
UTV ThunderForm
Cause
No +12V at Remote Connection
No +12V at Power Connection
Insufficient Ground Connection
Blown Power Fuse
Volume on Source Unit Off
Gain Control on Amplifier Off
Indicator LED Solid Red
Head Unit Volume Set Too High
Amplifier Gain Set Too High
Speakers Wired Out of Phase From
the Subwoofer
Excessive Output Levels
Amplifier Defective
M T X . C O M
30A Fuse
Solution
Supply +12V to Terminal
Supply +12V to Terminal
Verify Ground Connection
Remove the 6 Torx Screws on the
Perimeter of the Amplifier. Carefully
Remove the Amplifier to Access the
Fuse Holder on the Power Cable.
Replace with a 30A Fuse.
Increase Volume on Source Unit
Turn Up Gain
Speaker or Amplifier Defective
Lower Head Unit Volume
Lower Amplifier Gain
Wire Speakers with Correct Phase
Lower the Volume
Return for Service
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