Halfords Bicycle Computer User Manual

wireless computer
owner’s manual
80mm x 110mm
Black

Halfords Bicycle Computer Specifications

General

Brand	Halfords
Model	Bicycle Computer
Category	Bicycle Accessories
Language	English

Summary

Package Contents

Using Your Computer

Main Unit Setup

Explains the initial setup process for the main unit and unit selection.

Basic Display Modes

Describes the different display modes and initial data setting requirements.

Overview of Button Operation

In Data Setting Mode

Details button functions for data setting mode, including digit adjustment.

In General Mode

Explains button functions for general mode, including switching bikes and backlight.

In Altitude Calibration Mode

Details how to calibrate the altitude using specific button combinations.

Wheel Circumference Measurement

Table of Wheel Circumference

Provides a table of common wheel sizes and their corresponding circumference values.

How to Measure Wheel Circumference

Step-by-step guide on how to manually measure the wheel circumference.

Basic Setting & Operation

Initiation of Main Unit and Unit Selection

Steps for initiating the main unit and selecting measurement units like temperature and distance.

Data Setting Mode: Bike 1 Circumference

Guide to entering data setting mode and setting wheel circumference for Bike 1.

Bike 1 Circumference Setting

Detailed instructions for setting the wheel circumference for Bike 1.

Bike 2 Circumference Setting

Detailed instructions for setting the wheel circumference for Bike 2.

Clock Setting

Procedure for setting the 12-hour or 24-hour clock format and time.

Bike 1 ODO Setting

Instructions for setting the odometer for Bike 1.

Bike 2 ODO Setting

Instructions for setting the odometer for Bike 2.

Bike 1 Total Riding Time Setting

Guide to setting the total riding time for Bike 1.

Bike 2 Total Riding Time Setting

Guide to setting the total riding time for Bike 2.

Bike 1 Total Accumulated Altitude Gains Setting

Instructions for setting total accumulated altitude gains for Bike 1.

Bike 2 Total Accumulated Altitude Gains Setting

Instructions for setting total accumulated altitude gains for Bike 2.

LCD Brightness Setting

Procedure for adjusting the LCD screen brightness levels.

General Display

Display Before Bracket Installation

Describes the display appearance before the main unit is attached to the bracket.

Display After Bracket Installation

Describes the display appearance after the main unit is attached to the bracket.

Display During Riding

Illustrates the display layout and information shown while riding.

Battery Replacement

General Mode Display

Altitude Calibration

Temperature Display

Bike 1 / Bike 2 Selection

Data Reset

EL Backlight

Sleep Mode

Functions

Current Altitude

Explains the current altitude display and how it is measured.

Current Speed

Details the display of current speed and its update frequency.

Max Speed (MAX)

Records and displays the maximum speed achieved during a ride.

Average Speed (AVG)

Displays the average speed calculated over the riding duration.

Trip Distance (DST)

Tracks and displays the total distance covered during a specific trip.

Riding Time (RTM)

Records and displays the total duration of actual riding time for a trip.

Current Cadence (RPM)

Shows the current pedaling speed in revolutions per minute.

Maximum Cadence (MAX RPM)

Records and displays the highest cadence achieved during a ride.

Average Cadence (AVG RPM)

Displays the average cadence calculated over the riding duration.

Pace Arrow

Compares current speed against average speed using visual arrows.

Accumulated Altitude Gains (ALT)

Tracks total elevation gained during a riding trip.

Maximum Altitude (MAX ALT)

Displays the highest altitude reached during a riding trip.

Auto-Scan (SCAN)

Automatically cycles through different function displays on the screen.

Distance Per Day (DST/D)

Accumulates and displays the riding distance covered within a single day.

Barometer (mBAR)

Measures and displays atmospheric pressure, related to altitude readings.

Odometer (ODO)

Accumulates the total distance ridden on the bike.

Total Odometer (Bike 1 + Bike 2)

Displays the combined total distance ridden across both bikes.

Total Riding Time (T.RT)

Accumulates the total time the bike has been ridden.

Total Riding Time (Bike 1 + Bike 2)

Displays the combined total riding time for both bikes.

Total Accumulated Altitude Gains (T.AL)

Shows the total elevation gained across all previous trips.

Total Accumulated Altitude Gains (Bike 1 + Bike 2)

Displays the combined total elevation gained across all trips for both bikes.

Clock Time: 12H/24H Alternative

Explains the dual format options for displaying the clock time.

Current Temperature (°C/°F)

Details how to view the current temperature in Celsius or Fahrenheit.

Low Battery Indicator (LOW)

Explains the low battery warning symbol and its implications.

Technical Specifications

Current Speed (KM/H)

Specifies the range for current speed measurement.

Average Speed for Bike 1 (AVG)

Specifies the range for average speed for Bike 1.

Average Speed for Bike 2 (AVG)

Specifies the range for average speed for Bike 2.

Maximum Speed for Bike 1 (MAX)

Specifies the range for maximum speed for Bike 1.

Maximum Speed for Bike 2 (MAX)

Specifies the range for maximum speed for Bike 2.

Pace Arrow

Compared with average speed.

Trip Distance for Bike 1 (DST)

Specifies the range for trip distance for Bike 1.

Trip Distance for Bike 2 (DST)

Specifies the range for trip distance for Bike 2.

Odometer for Bike 1 (ODO)

Specifies the range for the odometer for Bike 1.

Odometer for Bike 2 (ODO)

Specifies the range for the odometer for Bike 2.

Total Odometer (Bike 1 + Bike 2)

Specifies the range for total odometer for both bikes.

Distance Per Day (DST/D)

Specifies the range for distance per day.

Riding Time for Bike 1 (RTM)

Specifies the range for riding time for Bike 1.

Riding Time for Bike 2 (RTM)

Specifies the range for riding time for Bike 2.

Total Riding Time for Bike 1 (T.RT)

Specifies the range for total riding time for Bike 1.

Total Riding Time for Bike 2 (T.RT)

Specifies the range for total riding time for Bike 2.

Total Riding Time (Bike 1 + Bike 2)

Specifies the range for total riding time for both bikes.

Current Altitude (ALT)

Specifies the range and units for current altitude.

Accumulated Altitude Gains for Bike 1 (ALT)

Specifies the range for accumulated altitude gains for Bike 1.

Accumulated Altitude Gains for Bike 2 (ALT)

Specifies the range for accumulated altitude gains for Bike 2.

Maximum Altitude for Bike 1 (MAX ALT)

Specifies the range for maximum altitude for Bike 1.

Maximum Altitude for Bike 2 (MAX ALT)

Specifies the range for maximum altitude for Bike 2.

Total Accumulated Altitude Gains for Bike 1 (T.AL)

Specifies the range for total accumulated altitude gains for Bike 1.

Total Accumulated Altitude Gains for Bike 2 (T.AL)

Specifies the range for total accumulated altitude gains for Bike 2.

Total Accumulated Altitude Gains (Bike 1 + Bike 2)

Specifies the range for total accumulated altitude gains for both bikes.

Barometer (MBAR)

Specifies the range for barometer readings.

Unit Selection (°C °F)

Specifies the selectable units for measurement display.

Current Temperature (°C/°F)

Specifies the operating range for current temperature display.

Circumference for Bike 1

Specifies the default and settable range for circumference for Bike 1.

Circumference for Bike 2

Specifies the default and settable range for circumference for Bike 2.

12/24H Clock (A P)

Specifies the format options for the clock display.

Auto-Scan (SCAN)

Specifies the auto-scan function behavior.

Low Battery Indicator (LOW)

Specifies the behavior of the low battery indicator.

EL Back-light

Specifies the behavior of the EL backlight.

Current RPM (RPM)

Specifies the range for current RPM.

Maximum RPM for Bike 1 (MAX RPM)

Specifies the range for maximum RPM for Bike 1.

Maximum RPM for Bike 2 (MAX RPM)

Specifies the range for maximum RPM for Bike 2.

Average RPM for Bike 1 (AVG RPM)

Specifies the range for average RPM for Bike 1.

Average RPM for Bike 2 (AVG RPM)

Specifies the range for average RPM for Bike 2.

LCD Brightness

Specifies the levels for LCD brightness adjustment.

General Specifications

Operating Temperature

Specifies the operating temperature range for the device.

Storage Temperature

Specifies the storage temperature range for the device.

Sensor & Transmitter

Describes the type of sensor and transmitter used.

Suitable Fork Sizes

Lists the compatible fork sizes for mounting the device.

Battery Operating Life

Provides estimates for battery operating life under various conditions.

Dimensions & Weight (Main Unit)

Details the physical dimensions and weight of the main unit.

Precautions

Trouble Shooting

No Display

Troubleshooting steps for when the display shows no output.

Speed Not Displayed or Wrong Displayed

Solutions for issues related to speed display accuracy or absence.

Irregular Display

Steps to resolve issues with irregular or abnormal display behavior.

LCD is Black

Solutions for when the LCD screen appears black.

Display is Slow

Troubleshooting steps for when the display updates slowly.

Low-Battery Symbol is Blinking

Solutions for the blinking low-battery indicator.

Altitude Not Displayed or Wrong Displayed

Troubleshooting steps for altitude display errors or absence.