Product Description
Cannon 3774050 PCB Assembly for Optimum Downriggers
Restore the advanced functionality and intelligent control of your high-performance downrigger with the genuine Cannon 3774050 PCB ASM OPTIMUM DOWNRIGGER. This printed circuit board assembly is the central electronic component, or "brain," for Cannon's top-tier Optimum series electric downriggers.
Engineered as a direct factory replacement, this PCB assembly ensures that all sophisticated features of your Optimum downrigger function seamlessly as intended. It governs the critical operations, from precise depth control and Positive Ion Control to wireless network communication. If your downrigger is experiencing erratic behavior, unresponsiveness, or failure of specific electronic functions, a faulty PCB is often the culprit. Installing a new 3774050 assembly can bring your unit back to peak operational status, protecting your investment and getting you back on the water with confidence.
This component integrates the complex circuitry required for the Optimum's industry-leading features, including communication with the full-color LCD display, processing commands from your Humminbird fish finder via the One-Boat Network, and managing the wireless link to the Cannon mobile app.
Key Features:
- Genuine Cannon Part: Ensures perfect fit, form, and function.
- Direct Replacement: Restores original factory performance and specifications.
- Central Control Unit: Governs all electronic functions of the downrigger.
- Enables Advanced Technology: Manages Positive Ion Control (PIC), Auto Up/Down, Bottom Tracking, and wireless networking features.
- Restores Connectivity: Re-establishes communication with the One-Boat Network, Humminbird units, and the Cannon app.
Applicable Models:
This PCB Assembly is specifically designed for the Cannon Optimum series of electric downriggers. It is the correct replacement part for the following models:
- Optimum 10 TS BT (Model #1902330)
- Optimum 5 TS BT (Model #1902325)
- Optimum 10 (Model #1902320)
Note: Professional installation may be recommended due to the sensitive nature of electronic components. Always ensure the downrigger is disconnected from its power source before beginning any repair or parts replacement. Please consult your original owner's manual or a certified technician to confirm this is the correct part for your specific downrigger model and issue.

