Epson SF-810 User Manual
GPSSportsMonitor
UserManual
SF-810 User Manual
Introduction
Introduction
Thank you very much for purchasing this GPS Sports Monitor "RUNSENSE".
To use the device correctly, make sure you read the User Manual along with the supplied Quick Start Guide.
Keep the supplied Quick Start Guide handy to help you resolve any problems.
This device can measure running distance, pace, elapsed time, altitude, and calories burnt. You can also upload
recorded data to a dedicated website allowing you to look back over previous workouts.
Descriptions in the User Manual
Important:
c
Note:
Menu Name
A/B/C/D
U
Trademarks
EPSON and EXCEED YOUR VISION are registered trademarks of the Seiko Epson Corporation.
Microsoft and Windows are registered trademarks of the Microsoft Corporation in the United States of America and
other countries.
The Bluetooth
marks by the Seiko Epson Corporation is under licence.
Other product names are the trademarks or registered trademarks of their respective companies.
Caution:
❏ Unapproved copying of part or all of this guide is strictly forbidden.
word mark and logos are the registered trademarks owned by Bluetooth SIG, Inc. and any use of such
®
Indicates things you must or must not do. Ignoring these instructions or
mishandling this device could cause malfunction or operational problems
to the device.
Indicates additional explanations and related information.
Indicates menu items displayed on the screen of the device.
Indicates the device buttons.
Indicates related pages. Click the link in blue text to display the related
page.
❏ The content of this guide is subject to change without prior notice.
❏ Although every effort has been made to ensure the accuracy of this guide, contact us if you have any questions or
notice any errors in descriptions in the content of this guide.
❏ Despite the preceding clause, we cannot accept any responsibility for mishandling due to errors in this guide.
❏ We cannot accept any responsibility for malfunctions and so on that occur due to ignoring the content of this
guide, the device being handled inappropriately, repairs or modifications performed by a third party that is not
our company or appointed by our company.
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SF-810 User Manual
Introduction
Features
The SF-810 has a built-in heart rate sensor which will help you during workouts and make heart rate zone training
easy.
Chronograph function
Allows you to measure running data such as distance and time.
You can measure split and lap times, as well as using the GPS signal to measure distance
and pace.
U “Measuring Time, Distance, and Speed (Chronograph Function)” on page 40
Split Time: Elapsed time from the start
Lap time: Time taken for each lap
Interval function
Goal function (timed race)
You can use the recall screen to check recorded measurement data.
U “Checking Measurement Data” on page 62
Allows you to perform interval training.
Interval training:
Training method in which you repeat sets of light and hard exercise to increase your
athletic ability. An exercise menu is created using combinations of hard (sprint) and
light (recovery) exercise. An alarm sounds when it is time to change between sprinting
and recovering.
U “Setting a Time and Distance for Hard and Light Workouts (Interval Function)” on
page 45
Allows you to set a time as your goal and measure the time remaining until that goal is
reached.
You can exercise while checking the elapsed time. You can also calculate the estimated
distance you will cover during that time.
U “Measure until the Time or Distance Set in Advance Is Reached (Goal Function)” on
page 52
You can use the recall screen to check recorded measurement data.
U “Checking Measurement Data” on page 62
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SF-810 User Manual
Goal function (distance race)
Allows you to set a distance as your goal and measure the distance taken until that goal
is reached.
You can exercise while checking the distance. You can also ca lculate the estimated total
time to complete the set distance.
U “Measure until the Time or Distance Set in Advance Is Reached (Goal Function)” on
page 52
You can use the recall screen to check recorded measurement data.
U “Checking Measurement Data” on page 62
Measure settings
Allows you to change the measurement settings.
❏ Measuring pulse (heart rate) (Heart Rate function)
Introduction
U “Measuring Pulse (Heart Rate) during Exercise” on page 38
❏ Automatically records laps when a time or distance set in advance has been
reached (AT Lap function)
U “Recording Laps Automatically (AT Lap Function)” on page 56
❏ Automatically stops measuring when you stop running, and resumes when you
continue running (AT Pause function)
U “Automatically Start/Stop Measuring (AT Pause Function)” on page 58
❏ Sets and measures the target time for one kilometre/mile (Target Pace function)
U “Setting a Pace and Measuring (Target Pace Function)” on page 59
❏ You can change the items and layout of the measurement screen display (Screen
settings function)
U “Screen” on page 100
❏ Tap to display a set function (Tap function)
U “Tap” on page 21
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SF-810 User Manual
Settings
Introduction
Allows you to change the settings for the device.
❏ Communicates with external devices (Communication function)
U “Smart Phone” on page 96
❏ Inverts the screen's display (Invert function)
U “System Settings” on page 98
❏ Adjusts the screen's contrast (Adjust contrast function)
U “System Settings” on page 98
❏ Turns on the light automatically when the screen changes (Auto Light function)
U “System Settings” on page 98
❏ Sets an alarm (Alarm function)
U “System Settings” on page 98
❏ Turns off operation tones (Operation Tones function)
Other features
U “System Settings” on page 98
❏ Resets configuration information in the device's memory (Initialize function)
U “System Settings” on page 98
❏ You can measure pitch and stride using the built-in stride sensor.
U “Educating Your Pulse and Stride Sensor” on page 34
❏ You can skip GPS positioning if it is taking too long.
U “Skipping GPS positioning” on page 31
❏ You can take measurements without performing GPS positioning.
U “Indoor mode” on page 31
❏ You can monitor, analyse, compare and share your recorded data using the
dedicated Web application "RUNSENSE View".
U “Data Management Using the Web Application (RUNSENSE View)” on
page 65
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SF-810 User Manual
Contents
Contents
Introduction
Features................................. 3
Using this Device Safely
Symbols in this Manual...................... 8
Notes on Usage............................ 9
Notes on using the product and components
..................................... 9
Notes on using the cradle.................. 9
Notes on Electromagnetic Waves.............. 10
Preparing and Basic Operations
Checking the Items Provided................. 13
Wearing the device........................ 14
Basic Operations.......................... 15
Changing screens....................... 15
Function of each button.................. 17
Tap................................. 21
Alarm (tones/vibration).................. 22
Charging............................... 23
Before use............................. 23
Charging............................. 24
Initial Settings............................ 27
About the battery....................... 29
Specifying a GPS (GPS Positioning)............ 30
Measuring function for the device........... 30
GPS positioning........................ 31
Indoor mode........................... 31
Making precise measurements.............. 33
Educating Your Pulse and Stride Sensor......... 34
About the pulse/stride sensor............... 34
Educating the sensors for pulse and stride..... 34
Measurable Items......................... 35
Measure
Measuring Pulse (Heart Rate) during Exercise. . . . 38
Measuring pulse (heart rate)............... 38
Displaying the measured pulse (heart rate)
screen................................ 39
Measuring Time, Distance, and Speed
(Chronograph Function).................... 40
What is the chronograph function?.......... 40
Measuring............................ 41
Screen display.......................... 43
Setting a Time and Distance for Hard and Light
Workouts (Interval Function)................ 45
What is the interval function?.............. 45
Setting interval conditions and measuring. . . . . 46
Loading interval conditions that have already
been set.............................. 49
Screen display.......................... 51
Measure until the Time or Distance Set in
Advance Is Reached (Goal Function)........... 52
What is the goal function?................. 52
Measuring by setting the time or distance...... 53
Screen display.......................... 55
Recording Laps Automatically (AT Lap
Function)............................... 56
Automatically Start/Stop Measuring (AT Pause
Function)............................... 58
Setting a Pace and Measuring (Target Pace
Function)............................... 59
Checking Measurement Data (Recall
Function)
Checking Measurement Data................. 62
Measurement data that can be checked in
recall................................ 62
Delete unnecessary measurement data........ 63
Data Management Using the Web
Application (RUNSENSE View)
What is the Web Application (RUNSENSE
View)?................................. 66
Installing Run Connect (Uploader Software). . . . . 68
Creating an Account (When Using for the First
Time).................................. 69
Uploading Measurement Data................ 71
Checking Uploaded Measurement Data......... 74
Setting Measurements Using the PC
Application (Run Connect)
What is the PC Application (Run Connect). . . . . . 78
Starting Run Connect and Displaying the Settings
Screen................................. 80
Setting the AT Lap Function................. 82
Setting AT lap.......................... 82
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SF-810 User Manual
Contents
Measuring............................ 83
Setting the Target Pace Function.............. 84
Setting the target pace.................... 84
Measuring............................ 86
Setting the Interval Function................. 87
Setting intervals........................ 87
Measuring............................ 88
Settings
How to Change the Settings.................. 90
Measure settings.......................... 91
Changing the Measure settings............. 91
Measure set. table....................... 93
Settings................................. 95
Changing the Settings.................... 95
Settings table........................... 96
Screen................................. 100
Screen settings........................ 100
Screen pattern table..................... 101
Measurement display abbreviations......... 104
Changing the measurement screen.......... 107
Changing the Lap screen................. 110
AC adapter specifications (optional)......... 128
Glossary............................... 129
Index
Maintenance
Looking after your device.................. 114
About the strap........................ 114
Replacing the Battery on your GPS Sports
Monitor............................... 115
About the device's built-in rechargeable
battery.............................. 115
Updating the Firmware.................... 116
Checking the firmware version............. 116
Updating the firmware.................. 116
Troubleshooting
Caution............................... 118
Problem Solving......................... 118
Resetting the System...................... 121
Contacting us About this Product............ 122
After-sales Service........................ 123
Appendix
Understanding the Icons................... 125
Product Specifications..................... 127
Device specifications.................... 127
Cradle specifications.................... 128
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SF-810 User Manual
Using this Device Safely
Using this Device Safely
Make sure you read the manuals (Quick Start Guide and User Manual) first to use this product safely.
The product may malfunction, or an accident may occur if it is handled incorrectly.
❏ Keep the manuals handy to help you resolve any problems.
❏ When taking this product out of the country of purchase, check the laws and regulations in the destination
country before you travel.
❏ This product is not a medical device. Use this product as an indicator during physical exercise.
Symbols in this Manual
The following symbols are used in this guide to indicate possible dangerous operations or handling. Make sure you
understand these warnings before using the product.
Warning:
!
This symbol indicates information that, if ignored, could possibly result in serious personal injury.
Caution:
!
Ignoring these instructions and mishandling this device could cause injury or damage to property.
This symbol indicates an action that should be done.
This symbol indicates an action that must not be done.
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SF-810 User Manual
Using this Device Safely
Notes on Usage
Notes on using the product and components
Warning
Exercise according to your physical capabilities. Stop exercising and consult your doctor if you
feel unwell during exercise.
Do not use or store this product in the following environments. It may cause an electric shock or
fire, or the product may malfunction or be damaged.
❏ Locations with very high or low temperatures or humidity
❏ Near volatile substances
❏ Dusty places
❏ Near a strong magnetic field (for example, near a loudspeaker)
Do not disassemble this product, and do not attempt to repair this product by yourself. It may
cause an electric shock or accident.
Do not leave this product within reach of young children.
Caution
Stop using the device immediately and consult your doctor if you have an allergic reaction or a
rash during use.
The device is water resistant at 5 bar (5 ATM). Although you can use the device for swimming and
so on, do not perform button operations under water.
Do not pour water directly from the tap onto this product. The power of the tap water stream may
be strong enough to compromise the product’s waterproof feature.
D o no t w ea r t hi s p r od u c t i n a b at h o r s a u na . The steam and soap may compromise the waterproof
feature or cause corrosion.
Notes on using the cradle
Do not use the cradle or AC adapter if they are in any way damaged, faulty or contaminated by
foreign material such as dust, water or dirt. Do not use any adapter other than the specified
adapter for charging.
Warning
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SF-810 User Manual
Using this Device Safely
Notes on Electromagnetic Waves
This device is equipped with Bluetooth® Smart technology. When operating supported smartphones, this function
wirelessly sends and receives measurement data to the device.
This device has been classified as a low electronic data communication system based on Radio Law. Therefore, this
device does not require a radio station licence. The following acts may be punishable by law.
❏ Disassembling or remodeling the device
❏ Removing the verification or certification number for the device
VCCI Class B Information Technology Device
This device is a class B information technology device. This device is designed for home
use, but interference could occur when using in close proximity to radios or television
aerials.
Certification information
Frequency
This device uses the frequency bands 2.402 to 2.480 GHz. Other wireless devices may
use the same frequency. Note the following points to avoid wireless interference with
other wireless devices.
Precautions when performing wireless communication
This device operates on the 2.4 GHz band.
This device operates in the same frequency bandwidth as industrial, scientific, and medical devices such as microwave
ovens and mobile object identification (RF-ID) systems (licensed premises radio stations, amateur, and unlicensed
specified low-power radio stations (hereafter "other radio stations")) used in factory production lines.
1. Before using this device, make sure there are no "other radio stations" being used in the vicinity.
2. If this device causes RF interference between the device and "other radio stations", promptly move to a different
location, stop using the device, and contact your local reseller to ask for advice on preventing interference (for example
setting up partitions).
3. In addition, when harmful radio wave interference occurs between the device and "other radio stations", and refer to
"Contacting us about this product" to contact our service centre.
U “Contacting us About this Product” on page 122
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SF-810 User Manual
If you notice any abnormalities on your skin and so on, stop using the device immediately and
contact a specialist.
In areas in which usage is restricted, such as on airplanes and in hospitals, follow the rules and
regulations provided (such as in-flight announcements).
Do not use the device if you have a surgically implanted medical device such as a cardiac
pacemaker.
Do not bring the device into an operating room, intensive care unit, and so on, and do not use the
device near medical equipment. Radio waves from the device may interfere with electronic
medical equipment causing the equipment to malfunction and cause an accident.
Using this Device Safely
Warning
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SF-810 User Manual
Preparing and Basic Operations
Preparing and Basic Operations
You need to make the following preparations before use.
U “Checking the Items Provided” on page 13
U “Wearing the device” on page 14
U “Basic Operations” on page 15
U “Charging” on page 23
U “Initial Settings” on page 27
Once preparations are complete, check the method and important points when performing GPS satellite positioning.
U “Specifying a GPS (GPS Positioning)” on page 30
U “Educating Your Pulse and Stride Sensor” on page 34
U “Measurable Items” on page 35
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SF-810 User Manual
Preparing and Basic Operations
Checking the Items Provided
Make sure you check that all of the following items have been supplied with this product. If there is anything missing,
contact your local reseller.
Main unit
Cradle Quick Start Guide Warranty
Options
You can purchase the following optional extras. Contact your local reseller for more information.
AC Adapter for Europe excluding UK and Ireland
(Model No.: SFAC02)
AC Adapter for UK and Ireland
(Model No.: SFAC03)
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SF-810 User Manual
Preparing and Basic Operations
Wearing the device
When wearing the product, make sure it does not touch the bone on your wrist. Wear the product closely around your
wrist. Tighten the wrist band if your pulse (heart rate) is not measured correctly. However do not wear the product too
tight. If you feel any discomfort, loosen the wristband.
Sensor (reads your pulse on the back of your wrist)
Note:
❏ After putting the device on, press the A button on the Time screen, and check that your pulse is being measured. Your
pulse (heart rate) should be displayed within about 30 seconds. If it is not displayed, readjust the position of the device
(see above illustration), or tighten the wrist band.
This device measures your pulse and displays it as the heart rate on the screen.
❏ The device may not be able to measure accurately if it is not in contact with your skin or if it moves around too much
while exercising. Try tightening the wrist band by one hole.
Important:
c
The accuracy of the heart rate sensor is affected by cold body or ambient temperature. Protect the device by
wearing it under a sleeve in cold or windy conditions. A warning (see below illustration) will trigger if the device
temperature will drop too low.
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SF-810 User Manual
Preparing and Basic Operations
Basic Operations
Changing screens
This device is comprised of a Time screen, Measurement screen, Settings screen (Settings menu and Measure set.
menu), and Recall screen, and you can perform operations with the following buttons.
Operation buttons
: Short press
: Long press (two seconds or more)
Settings menu
B
A
U “Setting screen
(Settings menu/Measure
set. menu)” on page 19
See the following pages for information
on making settings for each screen.
Time screen
Measurement screen
C
A/C
U “Time screen” on
page 17
U “Measurement screen”
on page 18
D
A
Recall screen Measure set. menu
A
B
U “How to Change the Settings” on
page 90
U “Recall screen” on
page 20
15
U “Setting screen
(Settings menu/Measure
set. menu)” on page 19
SF-810 User Manual
Preparing and Basic Operations
Note:
❏ When you leave the device for a while, it enters sleep status and the time display turns off. This is not a malfunction as
the display is restored the next time a button is pressed or you move the device. You can also turn off the sleep function.
U “System Settings” on page 98
❏ The time screen is displayed if no operations are made for a specified length of time. The time varies depending on the
screen displayed.
Sys. Settings/User Settings/Recall screen: 3 mins.
Measurement Screen (while not measuring): 60 mins.
❏ When three minutes have passed without any operations being performed on the Measure set. menu screen, the
measurement screen is displayed.
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SF-810 User Manual
Preparing and Basic Operations
Function of each button
The function for each button changes depending on which screen is displayed.
Time screen
Operation buttons
Button Operation Explanation
Short press Starts pulse (heart rate) measurement.*
A
B
C
D
* Measures your pulse (heart rate) when worn on your wrist. Your current heart rate will be displayed on the
watch display, but will not be recorded.
U “Wearing the device” on page 14
Long press (two
seconds or more)
Short press Turns the light on or off. The light turns on for approximately 10
Long press (two
seconds or more)
Short press Performs GPS positioning, and displays the measurement screen.
Short press Displays a record of the measurement history (recall screen).
Long press (two
seconds or more)
Turns the power on or off.
seconds.
Displays the Settings menu.
U “Setting screen (Settings menu/Measure set. menu)” on
page 19
U “Measurement screen” on page 18
U “Recall screen” on page 20
Performs Bluetooth
measurement data.
communication. Use this when uploading
®
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SF-810 User Manual
Measurement screen
Operation buttons
Button Operation Explanation
Short press You can display up to four measurement screens and switch the
A
Long press (two
seconds or more)
Preparing and Basic Operations
screens using this button.
Displays the time screen.
Not available while measuring.
Short press Turns the light on or off. The light turns on for approximately 10
seconds.
B
Long press (two
seconds or more)
Short press Starts, stops, or resumes measuring.
C
D
* When you reset the display, it returns to the status before measuring started allowing you to start the next
measurement. Data that has been measured up to that point is stored in the device's memory.
Long press (two
seconds or more)
Short press Records laps while measuring.
Long press (two
seconds or more)
Displays the Measure set. menu.
Not available while measuring.
Displays the time screen.
Displays the time screen if you use reset* while measuring is stopped.
Not available while measuring.
Resets* while measuring is stopped.
Not available while measuring.
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SF-810 User Manual
Preparing and Basic Operations
Setting screen (Settings menu/Measure set. menu)
Operation buttons
Button Operation Explanation
Short press Confirm a selection.
A
B
C
D
Long press (two
seconds or more)
Short press Turns the light on or off. The light turns on for approximately 10
Long press (two
seconds or more)
Short press
Long press (two
seconds or more)
Short press
Long press (two
seconds or more)
From the Settings menu, the time screen is displayed.
From the Measure set. menu, the measurement screen is displayed.
seconds.
-
Selects the upper item.
Increases the value.
Selects the upper item.
Speeds through the values.
Selects the lower item.
Decreases the value.
Selects the lower item.
Speeds through the values.
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SF-810 User Manual
Recall screen
Operation buttons
Button Operation Explanation
Preparing and Basic Operations
Short press Confirm a selection.
A
B
C
D
Long press (two
seconds or more)
Short press Turns the light on or off. The light turns on for approximately 10
Long press (two
seconds or more)
Short press Selects the upper item.
Long press (two
seconds or more)
Short press Selects the lower item.
Long press (two
seconds or more)
Displays the time screen.
seconds.
-
Selects the upper item.
Selects the lower item.
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SF-810 User Manual
Preparing and Basic Operations
Tap
You can perform one of the following operations by tapping the screen once while measuring.
Function Explanation
Lap Records the lap.
The same operation as pressing D while measuring.
Light Turns on the light. The light turns on for approximately 10 seconds.
The same operation as pressing B.
Screen Chg. Changes between the four measurement screens.
The same operation as pressing A.
OFF (default) Turns off tap operations.
Note:
❏ When you want to change functions operated by tapping, set Tap from the Measure set. menu.
U “Measure settings” on page 91
❏ The operation may not be recognised if you tap the screen rapidly in succession. Leave a gap of approximately one
second between taps.
❏ When bike mode is selected, the tap function may operate automatically depending on the condition of the road surface.
If this occurs, we recommend to change the setting to OFF.
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SF-810 User Manual
Preparing and Basic Operations
Alarm (tones/vibration)
This function allows you to sound an alarm when pausing a lap, setting the target pace, and so on.
The following shows the alarm timing. A long alarm sounds when the lap is paused, and a short alarm sounds at other
times.
Mode Measurement Settings Timing
Chronograph
Interval
Goal
AT Lap
❏ From device
U “Recording Laps Automatically (AT
Lap Function)” on page 56
❏ From PC application (Run Connect)
U “Setting the AT Lap Function” on
page 82
AT Pause
U “Automatically Start/Stop Measuring (AT
Pause Function)” on page 58
Target Pace
❏ From device
U “Setting a Pace and Measuring (Target
Pace Function)” on page 59
❏ From PC application (Run Connect)
U “Setting the Target Pace Function” on
page 84
When lap is paused
❏ When measuring is stopped
❏ When measuring restarts
❏ When you are off the target pace
❏ When you have set multiple target
paces and the target pace changes
HR
U “Measuring Pulse (Heart Rate) during
Exercise” on page 38
Interval ❏ From device
U “Setting a Time and Distance for Hard
and Light Workouts (Interval Function)”
on page 45
❏ From PC application (Run Connect)
U “Setting the Interval Function” on
page 87
Goal U “Measure until the Time or Distance Set in
Advance Is Reached (Goal Function)” on
page 52
When you are off the HR Zone
❏ When changing between sprint/
recovery
❏ When the number of sets is
complete
❏ When 50/90% of the set time/
distance is reached
❏ When the set time/distance is
complete
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SF-810 User Manual
Preparing and Basic Operations
Charging
Before use
Important:
c
❏ Make sure you use the cradle that came with this product.
❏ Do not place the device in the cradle if it is wet from water or sweat.
Otherwise the contact points on the cradle and the device could corrode, malfunction, or cause a
communication failure.
❏ Do not perform button operations when it is wet; otherwise, a malfunction could occur.
If the device is wet from water or sweat, use a little running water to wash the contact points and sensor, wipe away most
of the water with a towel and so on, and then let it dry naturally before placing it in the cradle.
Contact points/Sensor Use low pressure water to wash the device.
See the following for more details about daily maintenance.
U “Looking after your device” on page 114
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SF-810 User Manual
Preparing and Basic Operations
Charging
Important:
c
❏ Charge this device when using it for the first time.
❏ Charge in an environment where the surrounding temperature is 5 to 35°C. In any other environment the
following charge error screen is displayed, and charging stops. When it returns to a suitable temperature,
charging resumes.
Connect the cradle using one of the following methods.
A
o Using a computer
Connect the cradle's USB plug to the computer's USB port.
This is not guaranteed to work with all computers. Do not use a USB hub. Instead, connect the cradle directly to
the computer.
o Using the AC adapter
Connect the cradle's USB plug to the AC adapter's USB port.
We recommend using the optional AC adapter (Model No.: SFAC02 for Europe excluding UK and Ireland /
SFAC03 for UK and Ireland). If you do not use a supported AC adapter, you may not be able to charge the device
or it may not operate correctly.
Place the device into the cradle.
B
Check that the contact points on the device are pointing up and match the contact marks on the cradle.
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SF-810 User Manual
Preparing and Basic Operations
After placing the device into the bottom of the cradle, push carefully on the top of the device until it is fixed in
place.
Important:
c
Make sure the device is placed in the correct direction; otherwise, the device or the cradle could be damaged.
When the device is placed in the correct direction, the alarm sounds, the following screen is displayed, and
charging starts.
Although the average time necessary for a full charge is
2.5 to 3.5 hours, this varies depending on the situation.
Check that charging is complete.
C
When the following charging icon is displayed, charging is complete.
Note:
When the battery icon displays 100%, an over-charge prevention function is activated. The device will not be damaged
even if you continue to charge the battery.
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SF-810 User Manual
Preparing and Basic Operations
When charging is complete, remove the device from the cradle.
D
Hold the cradle and press the device down into the lower part of the cradle to release it.
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SF-810 User Manual
Preparing and Basic Operations
Initial Settings
After charging the device for the first time and removing
it from the cradle, follow the on-screen instructions to
Initialize the settings.
Important:
c
Set the time by receiving a GPS signal. Signals
from the GPS cannot be received while indoors.
Make sure this is performed outside.
Operation buttons
Set your Height and Weight.
C
Use C/D to select, and then press A.
Set your DOB.
D
Use C/D to select, and then press A.
Set the language.
A
Use C/D to select, and then press A.
Set the Units.
B
Use C/D to select, and then press A.
Set your Gender.
E
27
Use C/D to select, and then press A.
SF-810 User Manual
Preparing and Basic Operations
Set today's date.
F
Use C/D to select, and then press A.
Complete the settings.
I
Use C/D to select Yes, and then press A.
A signal is received from the GPS and time is
automatically synchronised.
When Complete is displayed, press A.
Set the Date Format.
G
Use C/D to select, and then press A.
Go to a location outside with no
H
obstructions overhead.
Important:
c
Take the following steps to receive a signal
from the GPS and synchronise time
automatically. Since the signal from the
GPS cannot be received indoors, go
outside to a location without any
obstructions overhead.
The time screen is displayed.
Note:
❏ When you leave the device for a while, it enters sleep
status and the time display turns off. This is not a
malfunction as the display is restored the next time
you move the device.
❏ If time synchronisation fails, the signal from the GPS
may not be being received properly. Perform Time
Adjust from Sys. Settings.
U “System Settings” on page 98
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SF-810 User Manual
Preparing and Basic Operations
About the battery
You can check how much charge remains from the battery icon below the time display.
Battery icon
GPS On
Pulse (Heart rate)
Hours
remaining*
* Standard hours during which you can use the Chronograph function while receiving a GPS signal.
Battery life may vary depending on the conditions (Frequency the light will be turned on, etc.)
Important:
c
Nothing is displayed when the battery is running out. If the device is left for a long time with a low battery, the
performance of the rechargeable battery will deteriorate. Make sure you charge the device
months even when it is not being used.
Note:
Even if the battery runs out, measurement data is stored in the main memory.
On
GPS On
Pulse (Heart rate)
Off
20 to 14 hours 14 to 8 hours 8 to 2 hours 2 to 0 hours
24 to 17 hours 17 to 10 hours 10 to 3 hours 3 to 0 hours
at least once every six
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SF-810 User Manual
Preparing and Basic Operations
Specifying a GPS (GPS Positioning)
Measuring function for the device
This device receives a signal from the GPS, and measures distance and pace. To make sure measurements are
performed accurately, try to use the device under the following conditions which allow for easy reception of GPS
signals.
❏ Outside with no obstructions overhead
❏ Wear the device with the screen facing up
Locations where you cannot receive signals
Inside rooms or buildings, or
underground
Locations that are difficult to receive signals
Locations with electronic
interference, such as
constructions sites and heavy
traffic
In tunnels Under water
Near high-voltage wires or
television towers, overhead
electric wires for trains, and roads
with skyscrapers
On water
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