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Vetta C-25 Owner's Manual

Mountain bike cycle computer
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CYCLE COMPUTER OWNER'S MANUAL
ENGLISH
FRANÇAIS ESPANOL DEUTSCH ITALIANO
INTRODUCTION
Congratulations on your purchase of the new Vetta C-25 mountain bike cycle computer. The C-25 is the first
cycle computer specifically designed to withstand the rigors of serious off-road cycling. The exclusive
oversized digits make viewing on rough trails easy and the large buttons work even with gloved hands. The
C-25 also features Vetta's new ultra secure twist mount bracket which keeps the computer secure on the
roughest terrain. These features and many more make the C-25 the only computer of its type in the world.
WARNINGS AND CAUTIONS
!
CAUTION
Vetta Sports encourages you to ride safely. Wear a helmet every time you ride, use a front
!
and rear light at night, and always keep your eyes on the road ahead of you.
CAUTION
Vetta cycle computers are sophisticated electronic instruments. Vetta recommends that this
!
product be installed only by a qualified bicycle retailer. Failure to read these instructions and improper
installation of this device may void the warranty. If you are in doubt about any aspect of the installation or
operation of this product, consult your local bicycle retailer for clarification.
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Summary of Contents for Vetta C-25

  • Page 1 The C-25 also features Vetta’s new ultra secure twist mount bracket which keeps the computer secure on the roughest terrain. These features and many more make the C-25 the only computer of its type in the world. WARNINGS AND CAUTIONS CAUTION Vetta Sports encourages you to ride safely.

  • Page 2: Listing Of Functions

    16 kmph; accurate to 0.5 mph or kmph above 10 mph or 16 kmph. DUAL BIKE SETTINGS ( The C-25 is equipped with the provision to allow it to be calibrated for two separate bicycles. The unit has memory for wheel size settings and total odometers for each bike.
  • Page 3 As a battery saving device, Vetta computers will automatically shut down after 5-10 minutes of non-use. Your C-25 will automatically restart itself as soon as the unit receives input from the wheel. When in the Auto Shut Down mode the...

  • Page 4: Battery Installation

    BATTERY INSTALLATION The C-25 uses a common 3032 3v lithium button cell battery. Replacement CAUTION batteries are available at most camera shops and from your Vetta retailer. Under AUTO CLEAR BUTTON normal usage a battery should last approximately one year. NOTE: Most Press for total reset of unit.
  • Page 5 SETTING MILES/HOUR OR KILOMETERS/HOUR All Vetta cycle computers are capable of being programmed to read out in either miles or kilometers. It is also possible to change back and forth between miles and kilometers by simply reentering the setting program and changing your choice of measurements.

  • Page 6: Determining Proper Wheel Size

    DETERMINING YOUR PROPER WHEEL SIZE Vetta cycle computers are programmed using the circumference of the wheel measured in millimeters. Note that while your computer can be programmed to +/- 1mm for total accuracy, discrepancies of as much as 50mm or more will not have a significant effect on the accuracy of the unit for most normal rides.
  • Page 7 Press the “B” key one final time to enter the wheel size setting into memory and advance the unit to the resettable odometer mode. This sequence needs to be performed for each of the two bike memories in the C-25. PROGRAMMING THE RESETTABLE ODOMETER Once you have completed the programming of the wheel size setting of the unit, you will enter the programming sequence for the programmable odometer.

  • Page 8: Setting The Clock

    Trip Distance ( ) screen. SETTING THE CLOCK The Vetta C-25 cycle computer is equipped with a digital clock that displays time in either 12 or 24 hour formats. STEP 1 With the unit in the mode press the “B”...
  • Page 9 Unlike other computers, the C-25 is specifically designed to be mounted to the left of the handlebar stem. This places the operating buttons to the left where they can be easily operated with your left hand, keeping the right free for shifting and braking.

  • Page 10: Bracket Installation

    BRACKET INSTALLATION Clamp the bracket around the handlebars and tighten in place. All Vetta cycle computer brackets are designed to work with 26.0 - 26.4mm standard diameter road handlebars. Shims are provided to fit smaller 25.4mm mountain and road bars.

  • Page 11: Quick Reference Chart

    If you do not get a speed reading, check to be sure that the magnet and sensor alignment is correct and that the space between the magnet and sensor is 1-2mm or less. If this does not solve the problem, call the Vetta...

  • Page 12: Warranty

    Any warranties of merchantability of fitness for a particular purpose are limited to the one year duration of the above express warranty. Vetta Sports will not be held liable for any incidental or consequential damages.
  • Page 13 WARRANTY INFORMATION CARD Name Address Phone/Fax Number RA Number Date of Purchase Place of Purchase Problem...

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