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Summary of Contents for CycleOps Cervo 2.4
- Page 1 OWNER’S MANUAL Cervo 2.4 Cervo 2.4 Pro...
- Page 2 Saris Cycling Group, Inc. Trademarks Saris Cycling Group, Inc. Cervo 2.4 and the Cervo 2.4 logo, are all registered trademarks of Saris Cycling Group, Inc. All other product, brand, or trade names used in this manu- al may be trademarks or registered trademarks of their respective owners.
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Page 3: About This Manual
PowerTap. Italicized Letters = Indicate reference to another section of the manual where further explanations are found. This manual describes the functions of the Cervo 2.4. For the most current owners manual available please consult CycleOps at www.cycleops.com. -
Page 4: Table Of Contents
Table of Contents About this Manual Maintenance & Specifications Precautions: Important Computer Batteries System Overview Technical Specification The Cervo2.4 System Range of Measurement Preparing for Installation Test Mode Upgrading to PowerTap Glossary System Installation General Computer Operation Display Levels Buttons Display Modes Finding Sensors Clearing Data... - Page 5 Do not use thinner or other solvents to clean parts as they may dissolve the plastic console casings. Failure to adhere to these precautions may cause premature failure or incorrect • operation of the unit and may void the warranty. Please register your Cervo2.4 at www.cycleops.com.
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Page 6: System Overview
The Cervo is the same computer used with the PowerTap SL 2.4 models. Some of the features on the Cervo will not function without the PowerTap hub and receiver. The Cervo 2.4 can easily be upgraded to the PowerTap SL 2.4 by contacting your local dealer or CycleOps directly at 800-783-7257. - Page 7 SYSTEM INSTALLATION 1. Attach Sensor to Fork SPOKE FORK Attach sensor to front fork so the magnet passes within 3-5 inches of the sensor (FIGURE1). Place cable tie through sensor to secure. Make sure the logo side of the sensor faces the magnet. 1/2”...
- Page 8 FIGURE 3 4. Install Cadence Sensor (Pro) CHAINSTAY Only the Cervo Pro is able to measure cadence with the included cadence sensor. First install the pedal cadence sensor to the left chain stay 1/2” in line with the pedal spindle. Next attach (12.7 MM) cadence magnet to the crank arm.
- Page 9 7. Verify Installation FIGURE 6 Check to make sure all components are properly secured. Spin wheel and verify that in the upper left hand corner of the computer the transmission icon illuminates (FIGURE 6). This indicates the sensor is properly transmitting a signal to the computer.
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Page 10: General Computer Operation
General Computer Operation DISPLAY LEVELS CURRENT HEART RATE The computer has three (3) main display levels: SPEED INTERVAL Heart Rate • DISPLAY DISPLAY 58.I0 Middle Speed • MULTI DISPLAY Bottom Multi-Function Display • NOTE: The current display level is indicated by two black cursors located on either side of the computer display. -
Page 11: Power Conservation
4) Hold [MODE] and [SELECT] = simultaneously press and hold both [MODE] and [SELECT] for 2 sec. NOTE: Continuing to hold longer than 2 sec. will clear all data. 5) Extended Hold [MODE] and [SELECT] = simultaneously press and hold of both [MODE] and [SELECT] for greater than 5 sec. -
Page 12: Computer Navigation
Computer Navigation HEART RATE FUNCTION The top level of the main display shows current, and average heart rate readings. 1) Press [MODE] to scroll the cursor to the top line of the main display. 2) Press [SELECT] to toggle through the heart rate function options. FIGURE 8 Current Heart Rate Current heart rate is displayed on the top line and shown up to 255... -
Page 13: Multi-Function
2) Press [SELECT] to toggle through the speed function options. FIGURE 10 Current Speed Speed is displayed in either miles per hour (MI) or kilometers per hour (KM) up to 99.9 mi/hr or km/hr in 0.1 mi/hr or km/hr increments. Current speed readings are displayed when only “MI”... - Page 14 FIGURE 13 2) Press [SELECT] to toggle through the multi-function displays until the “D” icon is displayed. NOTE: Distance is displayed in the same units as speed. 58.I0 Trip Time and Time of Day (T) Total trip time, interval time, and time of day is displayed to 9:59:59 (FIGURE 14). FIGURE 14 1) Press [MODE] to scroll the cursor to the bottom line of the main dis- play.
- Page 15 2) Press [SELECT] to toggle through the multi-function displays FIGURE 15 until the “C” icon is displayed. (FIGURE 15) WATTS Average Cadence (C & AVG) Only the Cervo2.4 Pro is able to measure cadence with the included cadence wire package. The average cadence displays data since the last time data was cleared in trip mode or the selected interval in interval mode.
- Page 16 Odometer (O) Total accumulated distance traveled since the last system reset is FIGURE 18 displayed in miles or kilometers. To manually input the your odometer reading see COMPUTER SETUP 1. 1) Press [MODE] to scroll the cursor to the bottom line of the main display.
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Page 17: Interval Mode
INTERVAL MODE The computer has two display modes. The trip mode shows total heart rate trip metrics, and the interval mode displays interval specific infor- mation. The interval mode functions as a lap marker and is essen- speed tially always on. multi To begin the first interval, or advance to the next interval: Press and release... -
Page 18: Interval Memory Mode
INTERVAL MEMORY MODE To access stored interval data for the previous 9 intervals only: 1) Enter the interval mode hold [MODE] until “INT” appears on the left hand side of the display. 2) Press [MODE] to scroll until the “INT” flashes. NOTE: INT now constitutes a fourth level of display. -
Page 19: Computer Setup Main Menu
COMPUTER SETUP MAIN MENU 1) Press either [MODE] or [SELECT] to activate the computer. NOTE: The version of firmware is displayed upon startup. The most updated firmware version is available at www.cycleops.com. (FIGURE 21) 2.00 2) Extended hold of [MODE] and [SELECT] simultaneously enters computer setup function as indicated by a flashing “E”... - Page 20 COMPUTER SETUP 1 This setup menu includes: time of day, date, storage rate, wheel circumference, units of measure, odometer. NOTE: You are unable to move back to a previously viewed set- tings. You must restart setup 1 to make corrections. 1) From the computer setup main menu press [SELECT] and scroll until the number one (1) is flashing.
- Page 21 Year 5) Press [SELECT] to toggle through digit values to set minutes in time of day. Press [MODE] to save. Month 6) Press [SELECT] to toggle through digit values to set year, month, and date. Press [MODE] to save. 7) Press [SELECT] to toggle through storage rate values (1, 2 seconds).
- Page 22 8) Press [SELECT] to toggle through digit values to set the wheel circumference. Press [MODE] to save. Refer to TABLE 4 for common tire information. NOTE: For the most accurate reading perform a 2096 roll out measurement (mm) of the rear wheel. TABLE 4 - Common Wheel Circumferences Wheel Circumferences Tire Size...
- Page 23 10) Press [SELECT] to set starting odometer reading. Press [MODE] to save. NOTE: Odometer settings are saved during battery changes. 00000...
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Page 24: Computer Setup 2
COMPUTER SETUP 2 This setup menu includes: rate of display for watts, speed, cadence, and heart rate. NOTE: You are unable to move back to a previously viewed settings. You must restart setup 2 to make corrections. NOTE: These settings do not effect the data stored for download. -
Page 25: Computer Setup 3
COMPUTER SETUP 3 This setup menu includes: zero readings for power, speed, and cadence. NOTE: You are unable to move back to a previously viewed setting. You must restart setup 3 to make corrections. NOTE: These settings are useful for determining you average when pedaling only and do not effect the data that is stored for download. -
Page 26: Computer Setup 4
COMPUTER SETUP 4 This setup menu includes: sleep time, locations of display, cadence source, cycle com- puter mode, heart rate monitor, and auto start/stop. You are unable to move back to a previously viewed settings. You must restart setup 4 to make corrections. 1) Press [SELECT] to set how many minutes the computer will stay “awake”... - Page 27 5) Press [SELECT] to toggle through auto start options. watts mi, and data = allows trip time to count when wheel speed is regis- tering. Trip time stops 3sec. after if speed is not registered. data ( ), and data = allows trip time to count as long as a heart rate sig- nal is registered.
- Page 28 3) Learn 1 is initiated by Holding [Select] until "Learn" begins flashing. When the CPU has learned the device I.D. it will display the I.D. Press [Mode] to advance to the next device I.D. If it did not learn the device it will take you back to the most recent Hub I.D.
- Page 29 Maintenance & Specifications COMPUTER BATTERIES The Cervo2.4 computer batteries typically need to be changed every 400 hours of use. The computer will says “low bat” when the computer battery needs to be changed. This message is displayed after a “clr” is performed. To replace computer battery (Type CR2032), remove the computer from the mount.
- Page 30 TEST MODE 1) From the computer setup main menu press [SELECT] and scroll until the letter “t” is flashing. Press [MODE] to enter setup mode. 2) Press [MODE] to scroll through the different test modes as shown by the number. NOTE: Press and hold [MODE] and [SELECT] simultaneously returns to standard operation.
- Page 31 5 - Cadence Test NOTE: The C icon is displayed The top line display shows crank cadence sensor RPM. The middle line flashes “88” with each pulse from cadence sensor. The bottom display shows cadence RPM value from the hub. 6- Torque Information NOTE: The T icon is displayed.
- Page 32 Glossary Computer - Refers to the yellow handlebar or stem mounted device. Heart Rate (HR) - This displays current HR. Max and average values are displayed if [MAX] or [AVG] is selected. NOTE: A non-coded chest strap must be used in order for the console to pick up heart rate.
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