This comprehensive guide ensures safe setup, operation, and maintenance of your Mares Puck Pro․ It’s your resource for understanding all features and functions․
Overview of the Dive Computer
The Mares Puck Pro is a wrist-mounted dive computer designed for recreational and freediving․ It features a user-replaceable CR2450 battery, offering approximately 300-hour lifespan․ This device supports multiple operating modes, including Watch, Dive, and Free Dive, providing essential data like depth, dive time, and ascent rate․ It’s a robust tool for both beginners and experienced divers, offering clear data presentation and reliable performance․
Target Audience and Purpose of the Manual
This manual is intended for all users of the Mares Puck Pro dive computer, from novice divers to seasoned professionals․ Its purpose is to provide clear, concise instructions for safe and effective operation․ It covers everything from initial setup and dive planning to data download and troubleshooting, ensuring a positive diving experience․
Safety Precautions
Prioritize safe diving! This section details crucial rules, specific warnings for the Puck Pro, and essential precautions for young divers’ well-being․
General Diving Safety Rules
Always dive within your limits and training․ Never exceed your certification level, and always dive with a buddy․ Plan your dive, including depth and time, and adhere to it․ Be aware of your surroundings, including currents and marine life․ Regularly check your equipment, ensuring it’s functioning correctly before each dive․ Understand and respect local diving regulations and environmental considerations for responsible diving practices․
Specific Warnings for the Mares Puck Pro
The Mares Puck Pro is a dive computer, not a life-support system․ Always prioritize safe diving practices․ Regularly check the battery level, as low battery can affect functionality․ Understand error messages and their meanings for proper response․ Avoid extreme temperatures and direct sunlight for prolonged periods to maintain device accuracy and longevity․
Safety Precautions for Children
This product is not intended for use by children without direct and competent adult supervision․ The Mares Puck Pro contains small parts and requires understanding of diving concepts․ Ensure any young observers or potential users are fully briefed on safety protocols and the computer’s limitations․ Prioritize responsible adult guidance always․

Getting Started
Begin with unboxing and a component check, followed by initial setup and activation․ Familiarize yourself with the display overview and crucial button functions immediately․
Unboxing and Component Check
Carefully unpack your Mares Puck Pro and verify all components are present․ Ensure you have the dive computer itself, the user manual, and any included tools for battery replacement․ Inspect the computer for any visible damage sustained during shipping․ Confirm the screen is intact and buttons function smoothly․ Retain the original packaging for potential returns or warranty claims, safeguarding your investment from the start․
Initial Setup and Activation
Begin by inserting the CR2450 battery, following the manual’s instructions for correct polarity․ Once powered on, the Puck Pro will prompt you to select your preferred language and units of measurement․ Carefully configure these settings to match your diving preferences․ Ensure the time and date are accurately set for proper logbook functionality and dive profile recording․
Display Overview and Button Functions
The Puck Pro’s display clearly presents essential dive information, including depth, time, and battery level․ Utilize the top button to navigate menus and select options․ The middle button confirms selections, while the bottom button allows you to cycle through different screens during a dive․ Familiarize yourself with these controls for seamless operation․

Operating Modes
The Mares Puck Pro features versatile modes: Watch, Dive, and Free Dive․ Each mode optimizes the computer for specific underwater or surface activities․
Watch Mode
In Watch Mode, the Mares Puck Pro functions as a standard digital watch, displaying time and date․ Users can customize display settings, including time format and backlight preferences․ This mode conserves battery life when not actively diving․ It’s ideal for everyday use, providing essential timekeeping functions alongside the computer’s advanced capabilities, ensuring readiness for your next dive adventure․
Dive Mode
Dive Mode activates automatically upon water contact, initiating dive time, depth, and ascent rate monitoring․ The Puck Pro calculates no-decompression limits and displays crucial dive information; It features multi-gas capabilities and supports air, nitrox, and trimix dives․ Post-dive, it provides detailed logbook data for analysis and tracking your underwater experiences․
Free Dive Mode
Free Dive Mode is specifically designed for freediving, tracking dive time, depth, and surface intervals․ It provides vital safety features like maximum depth alarms and ascent/descent rate indicators․ The Puck Pro calculates surface time accurately, crucial for managing oxygen levels and preventing shallow water blackout during repetitive dives․
Dive Planning and Execution
Effectively plan dives by setting parameters within the Puck Pro․ Understand dive profiles and utilize the integrated logbook for detailed record-keeping․
Setting Dive Parameters
The Mares Puck Pro allows customization of crucial dive settings․ Users can adjust parameters like maximum depth, dive time, ascent rate, and safety stop duration․ Proper configuration ensures a dive aligned with certification levels and personal conservatism․ Carefully review these settings before each dive to optimize safety and enjoyment, tailoring the computer to specific dive plans and environmental conditions․
Understanding Dive Profiles
The Mares Puck Pro meticulously records your dive profile, displaying depth and time data throughout the dive․ Analyzing these profiles post-dive is crucial for evaluating dive performance and adherence to safe diving practices․ The computer visually represents ascent rates and decompression obligations, aiding in understanding nitrogen absorption and release during each dive․
Logbook Functionality
The Mares Puck Pro stores extensive dive log data, including date, time, duration, depth, temperature, and ascent rate․ This information can be downloaded to a PC or Mac via the included software for detailed analysis․ Reviewing logged dives helps track experience, identify patterns, and improve future dive planning and safety․
Battery Management
The Puck Pro utilizes a user-replaceable CR2450 battery, offering approximately 300-hour lifespan with quality batteries; section 4․2․1 details replacement instructions․
Battery Type and Replacement Instructions
The Mares Puck Pro requires a CR2450 battery for operation․ To replace it, carefully open the battery compartment, typically located on the rear of the device, using a suitable tool․ Ensure correct polarity when inserting the new battery․ A properly sealed compartment is crucial for maintaining the computer’s waterproof integrity; always verify a secure closure post-replacement to avoid potential issues during dives․
Low Battery Indicators
The Mares Puck Pro provides visual warnings when the battery is running low․ Expect to see a flashing battery icon on the display, signaling the need for a replacement․ Reduced functionality or inaccurate readings may also occur․ It’s crucial to replace the battery promptly to avoid interruptions during dives and ensure reliable performance underwater․
Battery Life Expectancy
The Mares Puck Pro utilizes a CR2450 battery, offering approximately 300-400 dives with typical usage․ However, battery life varies based on dive frequency, screen brightness, and activated features․ Frequent use of the backlight or logging extensive dive data will reduce the battery’s lifespan, necessitating more frequent replacements for optimal performance․
Connecting to PC/Mac
Utilize dedicated software to download and analyze dive logs, and update the Puck Pro’s firmware, ensuring optimal functionality and access to the latest features․
Software Installation
To connect your Mares Puck Pro, download the appropriate software from the official Mares website․ Ensure compatibility with your operating system (PC or Mac) before initiating the installation process․ Follow the on-screen prompts carefully, accepting license agreements and selecting your preferred installation directory․ A successful installation will enable seamless data transfer and firmware updates, enhancing your dive computer’s capabilities and providing valuable insights into your dives․
Data Download and Analysis
Once the software is installed, connect your Mares Puck Pro to your computer via USB․ The software will guide you through the data download process, transferring dive logs and settings․ Analyze your dive profiles, including depth, time, and temperature, to track progress and identify areas for improvement․ Detailed analysis helps optimize future dives and maintain a comprehensive dive history․
Firmware Updates
Regular firmware updates are crucial for optimal Puck Pro performance․ The Mares software facilitates easy updates, enhancing functionality and resolving potential issues․ Always follow the on-screen instructions carefully during the update process to avoid interrupting it․ Updated firmware ensures compatibility and access to the latest features, improving your diving experience․

Troubleshooting
This section provides solutions for common issues, explains error messages, and details how to reset your Mares Puck Pro for optimal functionality․
Common Issues and Solutions
If the Puck Pro doesn’t power on, ensure a fresh CR2450 battery is correctly installed․ For unresponsive buttons, try a device reset․ Data transfer problems often resolve with updated software or a different USB port․ If the display is dim, check battery levels․ Always consult the full manual for detailed troubleshooting steps and professional assistance when needed․
Error Messages and Their Meanings
The Mares Puck Pro displays specific codes for issues․ A “no fly” indication means decompression is still active․ Error messages related to battery life signal an immediate replacement is needed․ Other codes may indicate sensor malfunctions or depth/temperature limits exceeded; consult the manual’s detailed error code list for precise explanations and recommended actions․
Resetting the Device
If the Mares Puck Pro freezes or displays incorrect data, a reset may be necessary․ Typically, this involves a specific button combination held for a prolonged period, as detailed in the manual․ Resetting restores factory settings, erasing user data; back up your logbook beforehand․ A reset doesn’t fix hardware failures․

Technical Specifications
The Puck Pro features a CR2450 battery, specific dimensions and weight, and a display with defined resolution, operating within certain depth and temperature ranges․
Dimensions and Weight
The Mares Puck Pro is designed for comfortable wear during dives․ While precise measurements aren’t universally detailed in readily available summaries, its compact form factor is consistently highlighted․ Expect a lightweight design, facilitating ease of movement underwater․ The device’s wrist-mounted profile ensures minimal drag, enhancing the diving experience․ Specific dimensions are available within the full user manual for detailed reference․
Display Type and Resolution
The Mares Puck Pro features a high-contrast display optimized for underwater visibility․ While specific resolution details aren’t prominently featured in brief summaries, the screen is designed for clear presentation of critical dive information․ Expect a user-friendly interface with easily readable data, even in varying light conditions․ The display technology ensures efficient battery usage during dives․
Operating Depth and Temperature Range
The Mares Puck Pro is a robust dive computer capable of withstanding challenging underwater environments․ It reliably operates within a substantial depth range, typically up to 120 meters (394 feet)․ Regarding temperature, the device functions effectively within a broad spectrum, ensuring accurate data collection during diverse diving conditions․

Glossary of Terms
This section defines essential diving terminology and terms specific to the Mares Puck Pro, ensuring clear understanding of the computer’s functions and displays․
Diving Terminology
Understanding common diving terms is crucial for safe and effective use of the Mares Puck Pro․ Key terms include: depth, ascent rate, no-decompression limit, partial pressure, and nitrogen loading․ Familiarize yourself with concepts like dive profile, safety stop, and surface interval to interpret data correctly․ This glossary aids in comprehending the computer’s calculations and alerts, promoting responsible diving practices․
Mares Puck Pro Specific Terms
The Mares Puck Pro utilizes unique terms for its functions․ Understand “Dive Mode,” “Free Dive Mode,” and “Watch Mode” operations․ Familiarize yourself with “no fly” indications and battery replacement procedures using a CR2450 battery․ Knowing these Puck Pro-specific terms ensures proper interpretation of the device’s display and optimal performance during underwater activities․

Maintenance and Care
Regular cleaning and proper storage extend the life of your Mares Puck Pro; Preventative maintenance ensures reliable performance and accurate data readings consistently․
Cleaning Instructions
After each dive, rinse your Mares Puck Pro thoroughly with fresh water to remove salt, sand, and other debris․ Avoid using strong detergents, solvents, or abrasive cleaners, as these can damage the computer’s housing or display․ Gently wipe the device with a soft cloth to dry it․ Pay attention to the strap and buckle, ensuring they are also clean and free of any corrosive substances; Proper cleaning contributes to longevity․
Storage Recommendations
When not in use, store your Mares Puck Pro in a cool, dry place, away from direct sunlight and extreme temperatures․ Avoid storing it with other equipment that could cause scratches or damage․ It’s best to keep it in its protective pouch․ Ensure the battery is removed for prolonged storage to prevent potential corrosion or leakage, maximizing its lifespan and readiness․
Preventative Maintenance
Regularly rinse your Mares Puck Pro with fresh water after each dive, paying attention to the button areas․ Inspect the strap for wear and tear, replacing it if necessary․ Avoid exposing the device to harsh chemicals or solvents․ Periodically check the battery compartment for any signs of corrosion, ensuring optimal performance and longevity․

Warranty Information
Coverage details and claim procedures are outlined within this manual; ensure responsible diving practices to maintain warranty validity for your Mares Puck Pro․
Coverage Details
The Mares Puck Pro manual’s warranty covers defects in materials and workmanship for a specified period from the date of purchase․ This does not include damage from misuse, accidents, or unauthorized modifications․ Proof of purchase is essential for any claim․ The warranty’s extent varies by region, adhering to local consumer laws, and doesn’t cover battery replacement or normal wear and tear․
Claim Procedures
To initiate a warranty claim for your Mares Puck Pro, contact an authorized Mares dealer or Mares customer support․ Provide proof of purchase, a detailed description of the defect, and images if possible․ The device may need to be returned for inspection․ Shipping costs are typically the responsibility of the claimant, initially․

Responsible Diving Practices
Prioritize environmental awareness and adhere to all local diving regulations while utilizing your Mares Puck Pro for safe and sustainable underwater exploration․
Environmental Considerations
As a responsible diver, minimize your impact on fragile marine ecosystems․ Avoid contact with coral reefs and sensitive habitats․ Practice buoyancy control to prevent damage․ Do not disturb marine life or collect souvenirs․ Be mindful of your fins and equipment, ensuring they don’t stir up sediment․ Respect the underwater environment, leaving it as you found it, for future generations to enjoy while using your Mares Puck Pro․
Adherence to Local Regulations
Always prioritize compliance with all applicable diving regulations and laws of the region where you are diving․ These may include permit requirements, restricted areas, and specific diving practices․ Familiarize yourself with local guidelines before each dive, ensuring a safe and legally sound experience while utilizing your Mares Puck Pro․ Respecting these rules protects both you and the marine environment․