O6RSMW2ASports Monitoring Watch

TITLE SIZE PART NO: REV: SCALE Sht. Of Dimensions and drawings for reference only. Drawings are not to scale. 4.75” 4.75” 4.75” 9.5” Binding Trimmed dimensions Trimmed and bound dimensions Cover Spread layout Owner’s Manual SPECIFICATION CONTROL DRAWING Revisions Rev.DateDescriptionECO No. A6/18/07Production Release– – – – B6/28/07Revised and redrawn45799 C7/10/07Update button function text; USB ANT stick45999 D7/31/07Update button function text46311 Specifications 1. Description Product documentation, Forerunner 50 Owner’s Manual, English 2. Size Finished, Trimmed, Bound: Width = 4.75”, Height = 4.75” 3. Tolerance ±0.0787” (±2 mm) 4. Pagination 48 total: 4 cover pages, 44 text pages. 5. Material Cover: White 120-lb coated, Text: White 100-lb coated. (substitutions allowed) 6. Finish Matte 7. Color Cover: 4-color process, Text: Black ink on white paper 8. Bindery Saddle-stitched 9. Folds N/A 10. Electronic Artwork Shall conform to Garmin Archive 190-00839-00_0D.zip 11. Notes Please print this as cost-effectively as possible. CONFIDENTIAL This drawing and the specifications contained herein are the property of Garmin Ltd. or its subsidiaries and may not be reproduced or used in whole or in part as the basis for manufacture or sale of products without written permission. Garmin Ltd. or its subsidiaries C/O Garmin International, Inc. 1200 E. 151st Street Olathe, Kansas 66062 U.S.A. InitialsDateForerunner 50 Owner’s Manual, English Drawn By: SMW6/18/07 A190-00839-00D Checked By: KEG6/18/07 Project Manager: TAB6/18/07 N/A Approved By: MKD6/18/07 149 Files The following files have been archived under the above ARCHIVE FILENAME. File NameFile Contents 190-00839-00_0D.inddInDesign CS2 for PC, formatted manual 190-00839-00_0D_Spec.inddInDesign CS2 for PC, document specification sheet 190-00839-00_0D.pdfPortable Document Format, manual and specification sheet Forerunner50_OM_EN.pdfPortable Document Format, manual for posting to Web LinksGraphic files (eps, bmp, etc.) FontsFont files owner’s manual FORERUNNER ® 50 with ANT+Sport ™ wireless technology 190-00839-00_0D.indd 17/31/2007 1:48:21 PM

All rights reserved. Except as expressly provided herein, no part of this manual may be reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any purpose without the express prior written consent of Garmin. Garmin hereby grants permission to download a single copy of this manual onto a hard drive or other electronic storage medium to be viewed and to print one copy of this manual or of any revision hereto, provided that such electronic or printed copy of this manual must contain the complete text of this copyright notice and provided further that any unauthorized commercial distribution of this manual or any revision hereto is strictly prohibited. Information in this document is subject to change without notice. Garmin reserves the right to change or improve its products and to make changes in the content without obligation to notify any person or organization of such changes or improvements. Visit the Garmin Web site (www.garmin.com) for current updates and supplemental information concerning the use and operation of this and other Garmin products. Garmin ® , Forerunner ® , Garmin Training Center ® , Auto Lap ® , Garmin Connect ™ , GSC10 ™ , Dynastream ™ , ANT ™ , and ANT+Sport ™ are trademarks of Garmin Ltd. or its subsidiaries, registered in the USA and other countries. These trademarks may not be used without the express permission of Garmin. Other trademarks and trade names are those of their respective owners. July 2007 Part Number 190-00839-00 Rev. D Printed in China © 2007 Garmin Ltd. or its subsidiaries Garmin International, Inc. 1200 East 151st Street, Olathe, Kansas 66062, USA Tel. (913) 397.8200 or (800) 800.1020 Fax (913) 397.8282 Garmin (Europe) Ltd. Liberty House, Hounsdown Business Park, Southampton, Hampshire, SO40 9RB UK Tel. +44 (0) 870.8501241 (outside the UK) 0808 2380000 (within the UK) Fax +44 (0) 870.8501251 Garmin Corporation No. 68, Jangshu 2nd Road, Shijr, Taipei County, Taiwan Tel. 886/2.2642.9199 Fax 886/2.2642.9099 190-00839-00_0D.indd 27/31/2007 1:48:22 PM Forerunner 50 Owner’s Manual  Preface Preface Thank you for purchasing the Garmin ® Forerunner ® 50 sports monitoring watch. Caution: Always consult your physician before you begin or modify any exercise program. See page 35 for product warnings and important information. Product Registration Help us better support you by completing our online registration today. Go to http://my.garmin.com/ forerunner. Keep the original sales receipt, or a photocopy, in a safe place. Contact Garmin In the USA, contact Garmin Product Support by phone: (913) 397.8200 or (800) 800.1020, Monday–Friday, 8 AM–5 PM Central Time; or go to www.garmin.com/support. In Europe, contact Garmin (Europe) Ltd. at +44 (0) 870.8501241 (outside the UK) or 0808 2380000 (within the UK). Free Garmin Software Go to http://my.garmin.com/ forerunner to download the Garmin Connect ™ Web-based software or the Garmin Training Center ® computer software. Use this software to store and analyze your workout data. 190-00839-00_0D.indd 17/31/2007 1:48:22 PM

 Forerunner 50 Owner’s Manual Preface contents Preface..................................i Product Registration ................i Contact Garmin .........................i Free Garmin Software .............i What’s in the Box? ..................iv Getting Started ....................1 Buttons .....................................1 Icons..........................................2 Forerunner Backlight...............2 Step 1: Turn on Your Forerunner ..........................2 Step 2: Set the Time .................3 Step 3: Set Up Sensors (Optional) ............................3 Step 4: Go for a Run! ...............4 Step 5: Download Free Software ..............................4 Step 6: Send Workout Data to Your Computer ...................4 Using Accessories ...................5 Time Mode .........................10 Chimes ....................................10 Set the Time ............................10 Set the Alarm ..........................10 Set a Second Time Zone .......11 More Time Options ................11 Train Mode .........................12 Timed Workout .......................12 Training Settings ....................12 Training Zones .......................13 Running Zones .......................14 Heart Rate Zones ...................15 Computer Pairing ...................17 Interval Timer Mode ..........18 Setting the Timers ..................18 History Mode .....................20 Viewing Workout History ......20 Managing Memory .................21 Deleting Workout History ......22 Data Upload Mode ............23 Requirements .........................23 190-00839-00_0D.indd 27/31/2007 1:48:22 PM Forerunner 50 Owner’s Manual  Preface Appendix ...........................25 Optional Accessories ............25 Battery Information ................26 Caring for Your Forerunner and Accessories ...............29 Technical Specifications .......29 Troubleshooting .....................33 Product Warnings and Important Information ......35 Software License Agreement ........................36 Declaration of Conformity .....36 Limited Warranty ....................37 FCC Compliance ....................38 Industry Canada Compliance .......................39 Index ..................................40 190-00839-00_0D.indd 37/31/2007 1:48:22 PM v Forerunner 50 Owner’s Manual Preface What’s in the Box? Forerunner 50 sports monitoring watch including four modes: Time, Train, Interval Timer, and History. uSB ant ™ stick to wirelessly send workout data from your Forerunner to your computer. For more information, see page 23. Heart rate monitor (optional) sends heart rate data to the Forerunner (see page 5). Foot pod (optional) sends speed and distance data to the Forerunner (see page 7). For more information about compatible accessories, go to http://shop.garmin.com. 190-00839-00_0D.indd 47/31/2007 1:48:25 PM

 Forerunner 50 Owner’s Manual GettinG Started Icons Above high zone setting Below low zone setting Bike sensor active Foot pod sensor active Heart rate sensor active Data uploading Interval timer mode Alarm on Chime on Second time zone Forerunner Backlight Press and hold view to turn on the backlight for 5 seconds. Extend the backlight for 5 more seconds by pressing any button. Step 1: Turn on Your Forerunner Press and hold start/stop to turn on your Forerunner. Your Forerunner ships with the power off to conserve the battery. For more battery information, see page 26. 190-00839-00_0D.indd 27/31/2007 1:48:29 PM

Forerunner 50 Owner’s Manual  GettinG Started Step 2: Set the Time 1. On the Time page, press and hold start/stop until the hour setting blinks. 2. Use + and - to adjust the hour. tiP: Press and hold + or - to scroll quickly through the hours, minutes, and other Time mode settings. 3. Press view to advance to the minutes setting. 4. Use + and - to adjust the minutes. 5. Continue this process to set seconds, month, day, year, and 12/24 hour mode. 6. When finished, press mode to resume Time mode. Step 3: Set Up Sensors (Optional) If your Forerunner included a heart rate monitor and foot pod, the ANT+Sport ™ sensors are already paired. Press mode until the Train page appears. The and icons appear on the Forerunner screen when the sensors are paired. If you purchased an accessory separately, see Pairing Sensors on page 25. For instructions on using the heart rate monitor, see page 5. For instruction on using the foot pod, see page 7. 190-00839-00_0D.indd 37/31/2007 1:48:29 PM  Forerunner 50 Owner’s Manual GettinG Started Step 4: Go for a Run! In Train mode, press start to start the timer. After completing your run, press stop. Press and hold lap/reset to save your workout. Use + and - to toggle YES or no. Press view to confirm. Step 5: Download Free Software 1. Go to http://my.garmin.com/ forerunner. 2. Click Updates & Downloads. 3. Click Garmin Connect downloads or Garmin Training Center downloads. 4. Follow the on-screen instructions. Step 6: Send Workout Data to Your Computer Caution: You must download software as instructed in Step 5 so that the necessary USB drivers are installed before connecting the USB ANT stick to your computer. 1. Plug the USB ANT stick into an available USB port on your computer. 2. Bring your Forerunner within range (5 m) of your computer. 190-00839-00_0D.indd 47/31/2007 1:48:29 PM Forerunner 50 Owner’s Manual 5 GettinG Started Using Accessories If your Forerunner came with a sensor (with ANT+Sport wireless technology) in the box, the sensors and the Forerunner are already paired. If you purchased an accessory separately, see page 25 for pairing instructions. For information about purchasing additional accessories, go to http://shop.garmin.com. Using the Heart Rate Monitor The heart rate monitor is on standby and ready to send data. Wear the heart rate monitor directly on your skin, just below your breastplate. It should be snug enough to stay in place during your run. 1. Push one tab on the strap through the slot in the heart rate monitor. Press the tab down. Heart Rate Monitor (Front) Slot Heart Rate Monitor (Back) Sensors Tab Heart Rate Monitor Strap 190-00839-00_0D.indd 57/31/2007 1:48:31 PM  Forerunner 50 Owner’s Manual GettinG Started 2. Wet both sensors on the back of the heart rate monitor to create a strong connection between your chest and the transmitter. 3. Wrap the strap around your chest and attach it to the other side of the heart rate monitor. notE: The Garmin logo should be right-side up. 4. Bring the Forerunner within range (3 m) of the heart rate monitor. The heart rate icon appears on the Train page. 5. Press mode to access Train mode. 6. Press view to advance to the HEART data page. 7. If or heart rate data does not appear or if you have erratic heart rate data, you may have to tighten the strap on your chest or warm up for 5–10 minutes. If the problem persists, you may have to pair the sensors. See page 25. notE: For instructions on setting up heart rate zones, see page 15. 190-00839-00_0D.indd 67/31/2007 1:48:31 PM

Forerunner 50 Owner’s Manual  GettinG Started Using the Foot Pod The foot pod is on standby and ready to send data (like the heart rate monitor). As soon as you install the foot pod and start moving, the foot pod sends data to the Forerunner. 1. Press the tabs on the lace clip. Lift and separate the foot pod from the lace clip. 2. Loosen your shoe laces slightly. 3. Thread the lace clip through 2–3 secure sections of your shoelaces, allowing enough room at the top to tie the shoelaces as usual. Lace clp 4. Tie your shoelaces securely to keep the foot pod in place during your workout. 5. Snap the foot pod into the lace clip. The foot pod must be pointed toward the front of your shoe. 190-00839-00_0D.indd 77/31/2007 1:48:32 PM  Forerunner 50 Owner’s Manual GettinG Started 6. Take a few steps to activate the foot pod. The LED blinks three times. (This may occur during installation.) 7. Bring the Forerunner within range (3 m) of the foot pod. 8. Press mode to access Train mode. The foot pod icon appears on the Train page. 9. Press view to access the DIST, LAP, or SPEED/PACE data pages. 10. If or foot pod data does not appear, you may have to pair the foot pod and the Forerunner. See page 25. Calibrating the Foot Pod Calibrating your foot pod is optional and can improve accuracy. There are two ways to adjust the calibration: auto and manual. Auto Calibration The minimum calibration distance is 400 m. For best results, calibrate the foot pod using the longest distance possible at your typical pace. A regulation track (one lap = 400 m) is more accurate than a treadmill. 1. On the Train page, press and hold start/stop. 2. Press view to advance to the PUSH CALIB setting. 190-00839-00_0D.indd 87/31/2007 1:48:32 PM Forerunner 50 Owner’s Manual  GettinG Started 3. Press start to begin recording. 4. Run or walk the known distance. 5. Press stop. 6. Use + and - to adjust the distance to the ACTUAL distance. 7. Press view to save the calibrated distance. Manual Calibration If your foot pod distance seems slightly high or low each time you run, you can manually adjust the calibration factor. 1. On the Train page, press and hold start/stop. 2. Press view to advance to the CALIB setting. 3. Use + and - to adjust the calibration factor. 4. Press view to save the calibration factor. Removing the Foot Pod Press the tabs on the front of the lace clip to remove the foot pod. Turning Off the Foot Pod After 30 minutes of inactivity, the foot pod automatically powers off to conserve the battery (LED blinks twice). Using the GSC10 ™ Your Forerunner is compatible with the GSC10 speed and cadence sensor for bikes. The GSC10 is an optional accessory that is available at http://shop.garmin.com. For more information, see page 25. 190-00839-00_0D.indd 97/31/2007 1:48:32 PM 0 Forerunner 50 Owner’s Manual time mode time mode Time mode is the default view of the Forerunner. After 30 minutes of inactivity, the Forerunner automatically jumps back to the Time page. Otherwise, press mode until the Time page appears. Chimes On the Time page, press and hold view to toggle Chime mode. Set the Time See page 3. Set the Alarm 1. On the Time page, press start/stop. The Alarm page appears. 2. Press and hold start/stop until the hour setting blinks. 3. Use + and - to adjust the hour. tiP: Press and hold + or - to scroll quickly through the hours, minutes, and other Time mode settings. 4. Press view to advance to the minutes setting. 190-00839-00_0D.indd 107/31/2007 1:48:35 PM Forerunner 50 Owner’s Manual  time mode 5. Use + and - to adjust the minutes. 6. When finished, press mode to resume Alarm mode. 7. Press lap/reset to activate (or deactivate) the alarm. The icon appears on the Time and Alarm pages. Set a Second Time Zone You can set the Forerunner time for two time zones. 1. On the Time page, press and hold lap/reset to switch to the second time zone. The icon appears on the Time page. 2. Follow the instructions on page 3 to set the time. 3. Press and hold lap/reset to switch back to the first time zone. More Time Options Press lap/reset to switch the view between day and month. Press and hold lap/reset to switch time zones. • • 190-00839-00_0D.indd 117/31/2007 1:48:36 PM  Forerunner 50 Owner’s Manual train mode train mode Train mode displays your current workout settings and data. Press mode until the Train page appears. Timed Workout 1. Press start to begin an active session. Press lap to mark a known position or distance during your workout. Press view to scroll through data pages. Press and hold view to view secondary data pages. • • • 2. When finished, press stop. 3. To save the workout, press and hold lap/reset. Use + and - to toggle YES or NO. Press view to confirm. Training Settings notE: Training settings cannot be modified during an active session in Train mode. 1. On the Train page, press and hold start/stop. 2. Press view to advance to the next setting. The following settings can be modified: UNITS–change units to miles or kilometers. • 190-00839-00_0D.indd 127/31/2007 1:48:37 PM Forerunner 50 Owner’s Manual  train mode PACE SHOW–display pace in minutes per mile/ kilometer. OR SPEED SHOW–display speed in miles/kilometers per hour. AUTO–turn Auto Lap ® feature on or off. Laps are triggered by distance. If set to ON, press view again to enter the distance. When AUTO lap is ON, you cannot use the lap button to manually mark laps. ZONES–turn training zones feature on or off. See Training Zones. PUSH CALIB–calibrate foot pod by running a known distance, see page 8. TxPAIR–see page 17. • • • • • CALIB–enter calibration factor to adjust foot pod calibration to a known value. See page 8. WHEEL–enter wheel circumference in mm (GSC10 required). WGT LB–enter your weight (pounds or kilograms determined by UNITS setting) GENDER PUSH PAIR–see page 25. 3. Use + and - to toggle or change numeric settings. 4. Press mode at any time to return to the Train page. Training Zones 1. On the Train page, press and hold start/stop. …

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 Forerunner 50 Owner’s Manual train mode You can set the low and high heart rate limits on your Forerunner. If you know your maximum heart rate, you can use the following table to determine the best heart rate zone for your fitness objectives: If you do not know your maximum heart rate, use one of the calculators available on the Internet. Zone% of Max. Heart Rate Perceived ExertionBenefits 150–60%Relaxed, easy pace; rhythmic breathing Beginning-level aerobic training; reduces stress 260–70%Comfortable pace; slightly deeper breathing, conversation possible Basic cardiovascular training; good recovery pace 370–80%Moderate pace; more difficult to hold conversation Improved aerobic capacity; optimal cardiovascular training 480–90%Fast pace and a bit uncomfortable; breathing forceful Improved anaerobic capacity and threshold; improved speed 590–100%Sprinting pace, unsustainable for long period of time; labored breathing Anaerobic and muscular endurance; increased power 190-00839-00_0D.indd 167/31/2007 1:48:37 PM Forerunner 50 Owner’s Manual  train mode Computer Pairing Computer pairing is the setting in which the Forerunner automatically detects and pairs additional computers with a USB ANT stick. To pair your Forerunner with a new computer: 1. Verify the computer is set up for data upload. See requirements on page 23. 2. On the Train page, press and hold start/stop. 3. Press view to advance to the TxPAIR setting. 4. Press + to turn on computer pairing. Your computer detects the Forerunner and requests to pair. 5. Press view. 6. Press +. The FOUND Comp confirmation message appears. Once you have paired with your primary computer, turn computer pairing off to avoid disruptive messages on the Forerunner and nearby computers. To turn off computer pairing: 1. On the Train page, press and hold start/stop. 2. Press view to advance to the TxPAIR setting. 3. Press - to turn off computer pairing. 190-00839-00_0D.indd 177/31/2007 1:48:37 PM  Forerunner 50 Owner’s Manual interval timer mode interval timer mode You can set two timers in Interval Timer mode. Setting up a Forerunner timer is very similar to setting the time of day. Press mode until the Timer page appears. Setting the Timers 1. On the Timer page, press and hold start/stop until the hour setting blinks. 2. Use + and - to adjust the hour. tiP: Press and hold + or - to scroll quickly through the hours, minutes, and seconds. 3. Press view to advance to the next setting. 4. Repeat this process for minutes and seconds. When finished, press view to advance to the REPEAT setting (see page 19). 5. Press + and - to turn on or off the repeat function. 6. Press view to advance to TIMER 2 settings. 190-00839-00_0D.indd 187/31/2007 1:48:38 PM Forerunner 50 Owner’s Manual  interval timer mode 7. Press + and - to turn on or off the TIMER 2 function. 8. Repeat steps 2–4 to set TIMER 2. When finished, press mode to resume Timer mode. Starting the Timers 1. Press view to choose TIMER 1 or TIMER 2. 2. Press start. The timer counts down and beeps when finished. Stopping and Resetting the Timers 1. Press stop at any time to pause the timer. 2. Press and hold lap/reset to reset the timer. Using Timer Repeat Set the timer to REPEat to automatically restart the timer after it beeps. If both tiMER 1 and tiMER 2 are active, the repeat function runs tiMER 1 > tiMER 2 > tiMER 1 > tiMER 2 , and so forth until you press stop. 190-00839-00_0D.indd 197/31/2007 1:48:39 PM 0 Forerunner 50 Owner’s Manual HiStory mode History mode Your Forerunner stores workout data based on the type of workout, the accessories used, and your training settings. Press mode until the History page appears. Viewing Workout History 1. On the History page, press + and - to scroll through your saved runs and workout data. 2. Press view to display the start time for that run. 3. Press + and - to view the rest of the run data depending on which accessories, settings, and training zones were used: Total run time Total distance Total steps Total calories Time in each zone (ZONES must be set to ON). • • • • • 190-00839-00_0D.indd 207/31/2007 1:48:41 PM Forerunner 50 Owner’s Manual  HiStory mode 4. Press view from any of these pages to view the next level of history data. Press + or - to view the available data pages: Average lap time Average lap speed Average heart rate 5. Press view from any of these pages to view the next level of history data: details for each lap in your workout. Press + or - to view the available data pages. • • • Managing Memory Your Forerunner holds up to 100 laps and up to seven hours of exercise files. When there is approximately one hour of memory remaining, the Lo MEM warning appears on the Forerunner screen in Train mode. When the memory is full, the Full MEM warning appears, and your Forerunner stops recording data. For information about uploading data to your computer, see page 23. 190-00839-00_0D.indd 217/31/2007 1:48:42 PM  Forerunner 50 Owner’s Manual HiStory mode Deleting Workout History notE: See page 23 for information on transferring workout data to your computer. 1. On the History page, press + or - to scroll through your saved runs to the run you want to delete. 2. Press and hold lap/reset to delete a single run. Continue to hold lap/reset to delete all runs. 190-00839-00_0D.indd 227/31/2007 1:48:42 PM Forerunner 50 Owner’s Manual  data UPload mode data UPload mode Your Forerunner holds up to 100 laps and up to seven hours of exercise files. Periodically upload data to your computer using the ANT+Sport wireless technology. Caution: By default, the process of uploading data deletes that data from your Forerunner memory. To override this you must change the settings in Garmin Training Center or Garmin Connect. Requirements 1. Turn computer on. (Internet connection is required for software download and Garmin Connect.) 2. Download software (see page 4) so that the necessary USB drivers are installed before connecting the USB ANT stick to your computer. …

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 Forerunner 50 Owner’s Manual aPPendix To replace the battery: 1. Locate the circular battery cover on the back of the foot pod. 2. Use a coin to twist the cover counter-clockwise until it is loose enough to remove. 3. Remove the cover and replace the battery with the positive side facing up. notE: Be careful not to damage or lose the o-ring gasket on the cover. 4. Use a coin to twist the cover back into place. notE: You do not need to repeat pairing or calibration following battery replacement. 190-00839-00_0D.indd 287/31/2007 1:48:45 PM Forerunner 50 Owner’s Manual  aPPendix Caring for Your Forerunner and Accessories Clean the Forerunner and accessories using a cloth dampened with a mild detergent solution, and then wipe dry. Avoid chemical cleaners and solvents that may damage plastic components. Do not store the Forerunner and accessories where prolonged exposure to temperature extremes may occur (such as in the trunk of a car), as permanent damage may result. Technical Specifications Forerunner 50 Watch size: 58 mm x 42 mm x 20 mm Wrist band size: 204 mm x 28 mm x 3 mm Weight: 44 g LCD Display: 23.75 mm x 18.25 mm, with backlight Water Resistance: 30 m continuous notE: To maintain the water resistance, do not operate Forerunner buttons under water. Data storage: Up to 100 laps and up to seven hours of exercise files • • • • • • 190-00839-00_0D.indd 297/31/2007 1:48:45 PM 0 Forerunner 50 Owner’s Manual aPPendix Computer interface: Wireless, automatic USB ANT stick Battery type: User-replaceable CR2032 (3 volts) Battery life: 12 months, depending on usage operating temperature range: 5° F to 158° F (-15° C to 70° C) Radio frequency/protocol: 2.4 GHz/Dynastream ANT+Sport wireless communications protocol USB ANT stick Physical size: 59 mm x 18 mm x 7 mm Weight: 6 g transmission range: Approximately 5 m (16.4 ft) operating temperature: 14°F to 122°F (-10°C to 50°C) • • • • • • • • • Radio frequency/protocol: 2.4 GHz / Dynastream ANT wireless communications protocol Power source: USB Heart Rate Monitor Physical size: 34.7 cm x 3.4 cm x 1.1 cm Weight: 44 g Water Resistance: 10 m transmission range: approximately 3 m (9.8 ft) Battery: User-replaceable CR2032 (3 volts) Battery Life: approximately 3 years (1 hour per day) • • • • • • • • 190-00839-00_0D.indd 307/31/2007 1:48:45 PM Forerunner 50 Owner’s Manual  aPPendix operating temperature: 14°F to 122°F (-10°C to 50°C) notE: In cold conditions, wear appropriate clothing to keep the heart rate monitor near your body temperature. Radio frequency/protocol: 2.4 GHz/Dynastream ANT+Sport wireless communications protocol Accuracy may be degraded by poor sensor contact, electrical interference, and receiver distance from transmitter. • • Foot Pod Physical size: 42 mm x 10 mm Weight: 27 g (including battery) Water Resistance: 10 m transmission range: Approximately 3 m (9.8 ft) Speed and distance accuracy: Uncalibrated 95%, calibrated 98% Battery: User-replaceable CR2032 (3 volts) Battery life: 200 hours run time notE: After 30 minutes of inactivity, the foot pod automatically powers off to conserve the battery. • • • • • • • 190-00839-00_0D.indd 317/31/2007 1:48:45 PM  Forerunner 50 Owner’s Manual aPPendix operating temperature: 14°F to 140°F (-10°C to 60°C) Sensor accuracy Range: 32°F to 104°F (0°C to 40°C) Radio frequency/protocol: 2.4 GHz/Dynastream ANT+Sport wireless communications protocol Accuracy may be degraded by electrical interference, receiver distance from transmitter, and extreme temperatures. For a complete list of specifications, see www.garmin.com/products/ forerunner50. • • • 190-00839-00_0D.indd 327/31/2007 1:48:45 PM Forerunner 50 Owner’s Manual  aPPendix Troubleshooting ProblemSolution/Answer The buttons don’t respond. How do I reset the Forerunner? CAUTION: This procedure deletes all information that you have entered. Press view, mode, and start/stop simultaneously to reset the Forerunner software. This restores the factory settings. Workout data is deleted. You must reset the time and custom settings. If you are still having problems, remove and then replace the battery (see page 26). How do I set the time to AM or PM? Verify that the time mode is set to 12-H (12 hour). Use + and - to select the correct hour. The A or P icon appears above the seconds on the Time page. For more information, see page 3. The Forerunner will not send data to my computer. See page 17 to enable computer pairing. The heart rate monitor or foot pod will not pair with the Forerunner. Stay 10 m away from other ANT sensors while pairing. Bring the Forerunner within range (3 m) of the heart rate monitor while pairing. If the problem persists, replace the battery. • • • The heart rate monitor strap is too big. A smaller elastic strap is sold separately. Go to http://shop .garmin.com. 190-00839-00_0D.indd 337/31/2007 1:48:45 PM  Forerunner 50 Owner’s Manual aPPendix ProblemSolution/Answer The heart rate data is inaccurate or erratic. Make sure the heart rate monitor is snug against your body. Warm up for 5–10 minutes. If the problem persists, continue with the following suggestions. Reapply moisture to the sensors. Use water, saliva, or electrode gel. Clean the sensors. Dirt and sweat residue on the sensor can interfere with heart rate signals. Synthetic fabrics that rub or flap against the heart rate monitor can create static electricity that interferes with heart rate signals. Wear a cotton shirt or wet your shirt if suitable for your activity. Position the heart rate monitor on your back instead of your chest. Strong electromagnetic fields and some 2.4 GHz wireless sensors can interfere with your heart rate monitor. Sources of interference may include very high voltage power lines, electric motors, microwave ovens, 2.4 GHz cordless pho…

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