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GETTING STARTED
T ABLE OF CONTENTS
Introduction ...................................................................................... 1
Punch 4020 Amplifier Accessory Pack .............................................. 1
Rockford Fosgate Accessories............................................................ 2
Technical Design Features ................................................................ 3
Punch 4020 Design Features............................................................. 6
Installation Considerations ................................................................ 8
Mounting Location............................................................................ 9
Battery and Charging....................................................................... 10
Wiring the System ........................................................................... 10
Using the XCard.............................................................................. 12
Sample Wiring Diagrams ................................................................ 14
Troubleshooting .............................................................................. 18
Dynamic Power Measurements ....................................................... 21
Specifications.................................................................................. 23
Warranty Information...................................................................... 24
Welcome to Rockford Fosgate! This manual is designed to provide
information on the Punch 4020 amplifier for owner, salesperson
and installer. To accomplish this, the manual is divided into five
main sections: Introduction, Installation, Troubleshooting, Specifi-
cations and Warranty Information. For those of you who want quick
information on how to install this product, please turn to the Basic
System Diagrams in the Installation section of this manual. Other
information can be located by using the Table of Contents. We, at
Rockford Fosgate, have worked very hard to make sure all the
information in this manual is current. But, as we are constantly
finding new ways to improve our product, this information is subject
to change without notice.