Lowrance Dual Frequency Transom Mount Transducer User Manual

1. Introduction

The Lowrance HST-DFSBL Dual Frequency Transom Mount Transducer (Model: 000-0106-77) is designed to enhance your fishfinding capabilities by providing accurate depth, water temperature, and fish location data. This transducer is a crucial component for compatible Lowrance fishfinders, offering reliable performance for various marine environments.

Image 1.1: The Lowrance HST-DFSBL Dual Frequency Transom Mount Transducer, showing the main unit and coiled cable with blue connector.

2. Setup and Installation

Proper installation of your transducer is essential for optimal performance. This transducer is designed for transom mounting.

2.1 Transom Mount Installation

1. Choose Location: Select a location on the boat's transom that is free from obstructions and turbulence, ensuring the transducer face is fully submerged in water during operation. The ideal location is typically on the starboard side of the boat, away from the propeller.
2. Mounting Bracket: Secure the mounting bracket to the transom using appropriate marine-grade fasteners. Ensure the bracket is level and positioned correctly to allow for proper transducer angle adjustment.
3. Attach Transducer: Attach the transducer unit to the mounting bracket. The transducer is designed to "skim" the water surface, providing clear readings.
4. Cable Routing: Route the 25-foot power cable (included) from the transducer to your compatible Lowrance fishfinder. Ensure the cable is secured to prevent damage and interference. Avoid routing the cable near engine components or other sources of electrical noise.
5. Connect to Fishfinder: Connect the blue connector of the transducer cable to the corresponding port on your Lowrance fishfinder. Ensure a secure and watertight connection.
6. Adjust Angle: Once installed, adjust the transducer angle to ensure it is parallel to the waterline. This can be fine-tuned during initial testing for the best signal return.

3. Operating Instructions

The HST-DFSBL transducer operates by sending and receiving sonar signals to provide detailed information about the underwater environment. It features dual frequencies for versatile performance.

• Dual Frequency Operation: The transducer utilizes 50 kHz and 200 kHz frequencies.
  • 50 kHz: Provides a wider beam angle (35 degrees) for greater depth penetration and broader coverage, ideal for deep water and identifying large structures or schools of fish.
  • 200 kHz: Offers a narrower beam angle (12 degrees) for higher resolution and detail in shallower water, excellent for distinguishing individual fish and bottom structure.
• Temperature Sensor: A built-in temperature sensor provides real-time water temperature readings directly to your fishfinder display, aiding in locating fish in optimal temperature zones.
• Compatibility: This transducer is compatible with a wide range of Lowrance fishfinders, including HDS-10, HDS-5, HDS-5x, HDS-7, HDS-8, LCX-110C, LCX-111C HD, LCX-112C, LCX-113C HD, LCX-17M, LCX-20C, LCX-25C, LCX-26C HD, LCX-27C, LCX-28C HD, LCX-37C, LCX-38C HD, LMS-335C DF, LMS-337C DF, LMS-339C DF iGPS, LMS-480, LMS-525C DF, LMS-527C DF iGPS, X105C DF, X107C DF, X126DF, X136DF, X515C DF, X-515C DF, and X59DF. Refer to your fishfinder's manual for specific settings and optimal use with this transducer.

4. Maintenance

Regular maintenance ensures the longevity and optimal performance of your transducer.

• Cleaning: Periodically inspect the transducer face for marine growth, dirt, or debris. Clean gently with a soft cloth and mild soap and water. Avoid abrasive cleaners or tools that could scratch the surface.
• Cable Inspection: Check the transducer cable for any signs of wear, cuts, or kinks. Ensure all connections are secure and free from corrosion.
• Mounting Hardware: Verify that the mounting hardware is tight and secure. Loose hardware can affect performance and potentially lead to loss of the transducer.
• Winterization: If storing your boat in freezing temperatures, ensure the transducer is not exposed to ice, which can cause damage. Follow your boat's general winterization procedures.

5. Troubleshooting

If you experience issues with your transducer, consider the following common troubleshooting steps:

If these steps do not resolve the issue, please contact Lowrance customer support.

6. Specifications

• Model Name: 106-77
• Part Number: 000-0106-77
• Brand: Lowrance
• Frequencies: 50/200 kHz
• Beam Angles: 35/12 degrees
• Sensor: Built-in temperature sensor
• Mount Type: Transom Mount ("Skimmer")
• Cable Length: 25 feet
• Connector: Blue Connector
• Color: Black
• Material: Synthetic
• Item Weight: 8 ounces
• Item Dimensions (LxWxH): 8.75 x 8.5 x 3.5 inches

7. Warranty and Support

The Lowrance Dual Frequency Transom Mount Transducer comes with a 1 Year Limited Warranty. For warranty claims, technical assistance, or further support, please contact Lowrance customer service.

Manufacturer: Lowrance

Please refer to the official Lowrance website or your product registration for the most current contact information and detailed warranty terms.