How to fix a blank display on Specialized Bicycle Accessories?
- CcameronfosterAug 1, 2025
Change the battery and then press the AC button located on the bottom of the case.
How to fix a blank display on Specialized Bicycle Accessories?
Change the battery and then press the AC button located on the bottom of the case.
How to fix Specialized Bicycle Accessories computer that moves on the handlebar?
To secure the computer, tighten the mount or add sizing straps to improve the fit on the handlebar.
Why speed/distance not recording on Specialized SpeedZone P-Brain Bicycle Accessories?
Check the alignment of the sensor and magnet. Ensure the sensor is no more than 1/16" (2mm) from the magnet.
What to do if Specialized SpeedZone P-Brain display shows partial digits?
Press the AC button on the bottom of the case.
Overview of the SpeedZone P.Brain LCD screen and its three programming buttons.
Instructions for mounting the SpeedZone P.Brain computer and sensor onto a bicycle handlebar and spokes.
Configure audible beep alerts for heart rate zones and button presses.
Choose between imperial (miles/feet) and metric (kilometers/meters) measurement units.
Set the current year, month, and day for accurate timekeeping and data logging.
Configure the digital clock to display in either 12-hour or 24-hour format.
Set tire circumference for accurate speed and distance readings using a table or roll-out method.
Detailed steps for measuring actual tire circumference for precise calibration.
Set the odometer to reflect existing mileage when transferring or replacing batteries.
Calibrate the altimeter based on local altitude or barometric pressure for accurate readings.
Adjust heart rate zones (lower/upper limits) for personalized training programs.
How to display and reset the maximum speed achieved during a ride.
How to display and reset the average speed achieved during a ride.
Displaying current heart rate in beats per minute on the top or bottom screen lines.
Displaying the current time on the top line of the screen.
Displaying the current altitude on the bottom line of the screen.
Displaying accumulated vertical change in altitude during a tour.
Indicator showing if current speed is above or below the average speed.
Timer that records actual riding time, pausing when speed input stops.
Records distance traveled for a single trip, up to 999.99 miles or kilometers.
Records total distance traveled, up to 99,999 miles or kilometers, then resets.
Displaying the current date on the bottom line of the screen.
Dynamic bar graph showing position within programmed heart rate zones with audible alerts.
Ensuring the computer and sensor are secure and preparing the heart rate chest strap.
Information on how the SpeedZone P.Brain collects tour data automatically or manually.
Steps for installing or replacing the computer and chest strap batteries (CR2032).
Instructions for installing the SportLog software from the provided floppy disk or website.
Steps to connect the download module and transfer tour data to the computer.
Technical notes on COMM port settings (BAUD, Data Bits, Parity, Flow Control) for successful data transfer.
How to open a previously stored tour file using the SportLog software.
Selecting tours and trips to view detailed graphs of heart rate, speed, altitude, and distance/time.
Explanation of Time Diagram and Distance Diagram graphs showing ride data against time.
How to add notes or remarks to individual trips within a tour using the SportLog software.
Adjusting the data collection interval (10, 20, 30, 60 seconds) to manage tour storage length.
Description of available options within the FILE, Tour, Trip, and Options menus of the SportLog software.
Warning about conductive rubber pads on the chest strap contacting each other.
Solutions for common issues like blank display, partial digits, and non-recording speed/distance.
Consult doctor, observe traffic, use safely, avoid direct sun, and clean with mild detergent.
Details on the two-year warranty, what it covers, and how to obtain service.
Technical data for the SpeedZone P.Brain computer, including speed ranges, timer, odometer, and operating temperature.
List of available replacement parts for the SpeedZone P.Brain computer and accessories.
| current speed | 0.0 to 67.0 MPH |
|---|---|
| average speed | 0.0 to 67.0 MPH |
| maximum speed | 0.0 to 67.0 MPH |
| trip distance | 0 to 9999.9 miles |
|---|---|
| odometer | 0 to 99, 999 miles |
| timer | 0 to 9hrs, 59min, 59sec |
| operating temperature | 40°F to 104°F |
|---|












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