1. Product Overview
The Lowrance HOOK2 5 is a 5-inch fish finder designed for ease of use and comprehensive sonar capabilities. It comes equipped with a TripleShot Transducer and preloaded US Inland Lake Maps, making it an ideal tool for anglers seeking efficient fish finding and navigation.
Key features include auto-tuning sonar, simplified phone-like menus for intuitive operation, and wide-angle CHIRP sonar coverage that doubles the area of traditional fish finders. The TripleShot transducer provides DownScan, SideScan, and CHIRP sonar views, offering detailed underwater imaging. Its compact size and versatile mounting options make it suitable for various boat types, including kayaks.
2. Setup and Installation
The HOOK2 5 is designed for easy setup, allowing you to spend more time fishing. The unit requires minimal connections for operation.
2.1 Components Overview

Figure 1: Lowrance HOOK2 5 Fish Finder display unit.
2.2 Transducer Mounting
The TripleShot transducer offers flexible mounting options. It can be mounted on the transom, inside the hull, on the trolling motor, or through a scupper hole, depending on your vessel type and preference. Ensure the transducer is securely mounted and has a clear view of the water for optimal performance.
2.3 Power and Transducer Connection
Connect the transducer cable and power cable to the corresponding ports on the back of the HOOK2 5 unit. These two plugs are all that is required to get the unit operational.
3. Operating Instructions
The HOOK2 5 features a user-friendly interface designed for simplicity.
3.1 Powering On/Off
To power on the unit, press and hold the power button until the screen illuminates. To power off, press and hold the power button until the shutdown prompt appears, then confirm.
3.2 Sonar Tuning
The HOOK2 5 features fully-automated sonar tuning. Once powered on, the unit will automatically adjust settings for the best possible sonar image, reducing the need for manual adjustments.
3.3 Menu Navigation
Navigate through the phone-like home screen and simplified menus using the directional pad and selection buttons. Access different views such as Chart, Sonar, and Structure from the main menu.
4. Sonar Features
The HOOK2 5 offers advanced sonar capabilities to enhance your fishing experience.
4.1 TripleShot Transducer
The included TripleShot transducer provides three distinct sonar views:
- DownScan Sonar: Provides picture-like images of structure and fish directly below your boat.
- SideScan Sonar: Offers wide-angle views up to 300 feet to each side of your boat, ideal for covering large areas quickly.
- CHIRP Sonar: Displays traditional fish arches, showing fish presence and depth.
This combination allows for comprehensive underwater awareness, helping you locate fish and structure with greater precision.
4.2 Extra Wide Sonar Coverage
The HOOK2 5 features extra wide sonar coverage, effectively doubling the coverage area compared to traditional fish finders. This wider cone allows you to see more of the water column and bottom structure, reducing the need for constant boat movement to scan an area.
4.3 Sonar Demonstration
Video 1: An overview of the Lowrance HOOK2 series, demonstrating various sonar capabilities including DownScan, SideScan, and CHIRP sonar views.
5. Mapping and Navigation
The HOOK2 5 includes robust mapping and navigation features to help you explore and return to productive fishing spots.
5.1 Preloaded US Inland Lake Maps
The unit comes with preloaded US Inland Lake Maps, featuring detailed contours for over 4,000 lakes. This allows you to easily identify ledges, drop-offs, and other fish-holding structures.
5.2 GPS Plotter
The integrated GPS plotter provides basic navigation functionalities. You can add waypoints for marking key locations, follow trails to retrace your path, and navigate directly to saved spots.
5.3 Upgradability
An SD card slot is available for software updates, mapping upgrades, and the addition of third-party maps, ensuring your device remains current with the latest features and cartography.
6. Maintenance
Proper maintenance will ensure the longevity and optimal performance of your Lowrance HOOK2 5.
- Cleaning: Regularly wipe the screen and unit housing with a soft, damp cloth. Avoid abrasive cleaners or solvents.
- Connections: Periodically check all cable connections for corrosion or damage. Ensure they are securely fastened.
- Storage: When not in use for extended periods, store the unit in a dry, temperate environment, away from direct sunlight and extreme temperatures.
- Transducer: Inspect the transducer for marine growth or damage. Clean gently if necessary.
7. Troubleshooting
This section provides solutions to common issues you might encounter with your HOOK2 5.
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Loose power cable connection, blown fuse, dead battery. | Check power cable connection. Inspect fuse in power cable. Verify battery charge. |
| No Sonar Image | Loose transducer connection, transducer not in water, air bubbles under transducer. | Ensure transducer cable is securely connected. Confirm transducer is submerged. Clean transducer face. |
| Inaccurate Depth Reading | Transducer interference, incorrect installation angle. | Relocate transducer away from sources of interference. Adjust transducer angle for optimal performance. |
| GPS Not Acquiring Signal | Unit obstructed, poor satellite visibility. | Ensure clear view of the sky. Move to an open area. Allow time for satellite acquisition. |
For more complex issues, refer to the comprehensive troubleshooting guide on the Lowrance support website or contact customer service.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Lowrance |
| Model Name | HOOK2 |
| Item Model Number | 000-14285-001 |
| Screen Size | 5 Inches |
| Display Type | TFT or LED |
| Power Source | Battery Powered |
| Mounting Type | Multiple (Transom, Thru-Hull, Trolling Motor) |
| Color | Triple Shot |
| Item Weight | 3.59 pounds |
| Product Dimensions (LxWxH) | 9 x 7.5 x 7.13 inches |
| Date First Available | December 2, 2017 |
9. What's in the Box
- Lowrance HOOK2 5 - 5-inch Fish Finder Display Unit
- TripleShot Transducer
- Power Cable
- Mounting Bracket
- Documentation (User Manual, Warranty Card)
10. Warranty and Support
Lowrance products are manufactured to the highest quality standards. This product is covered by a limited warranty against defects in materials and workmanship. For detailed warranty information, including terms, conditions, and duration, please refer to the warranty card included in the product packaging or visit the official Lowrance website.
For technical support, troubleshooting assistance, or service inquiries, please contact Lowrance Customer Service. Contact information can be found on the Lowrance website or in your product documentation.
Online resources such as FAQs, software updates, and additional user guides are also available on the Lowrance support portal.





