iv
Depth Offset
(Advanced) .................................................................................................................. 50
Temp Offset
(Advanced).................................................................................................................... 50
Speed Calibration
(Advanced, with Temp/Speed only) ................................................................ 51
Troubleshooting 52
300 Series™ Doesn’t Power Up ...................................................................................................... 52
300 Series™ Defaults to Simulator with a Transducer Attached .......................................... 52
Display Problems ................................................................................................................................ 53
Finding the Cause of Noise .............................................................................................................. 53
Specifications 55
Glossary 56
Contact Humminbird® 67
NOTE: Entries in this Table of Contents which list (International Only) are only available on products sold outside of
the U.S. by our authorized international distributors. To obtain a list of authorized international distributors, please
visit our web site at www.humminbird.com or contact our Customer Resource Center at (334) 687-6613.
NOTE: Entries in this Table of Contents which list (with Temp/Speed) require the purchase of a separate accessory.
You can visit our website at www.humminbird.com to order this accessory online or contact our Customer Resource
Center at 1-800-633-1468.
Table of Contents