Instruction Manual
for
Digital Pedometer
Model TW310
Contents
Safety precautions 2
Features 4
Before using this product 5
Changing the time 6
Let’s walk 7
Method of operation 9
About the battery 10
Troubleshooting 12
Specifi cations/Warranty 14
Thank you for purchasing the digital pedometer TW310.•
Please read this Instruction Manual before using this •
unit.
Please keep this Instruction Manual for your future •
reference.
Safety precautions
This instruction manual uses various illustrations to
explain how to use the product correctly and safely in
order to prevent any damage or injuries occurring to
you, other people or property.
The column bearing this mark describes
the content related to a hazard that may
Warning
cause death or serious injuries.
The column bearing this mark describes
the content related to a hazard that may
Caution
cause injuries or property damage.
This mark indicates prohibited actions.
This mark indicates items that are mandatory and the user is required to observe at
all times.
Warning
• Keep batteries, main unit and attached driver
away from babies.
>> Otherwise they may be accidentally
ingested or cause injuries.
• Never dispose of batteries in the fi re.
>> Otherwise they may explode.
Caution
• If you are not accustomed to daily exercise,
consult your physician or trainer.
>> Sudden and strenuous exercise is dan-
gerous.
If you are receiving treatment for injuries or
•
diseases, consult your physician or trainer.
2
Precautions for handling and
storage
■■ About handling
• Never disassemble the product.
>> Otherwise it may result in product failure.
• Do not use or store the product in a dusty or
damp location or where it may come in contact with water.
>> Otherwise it may cause the product to
fail.
• Do not subject the product to vibration or
impact.
>> Otherwise it may cause the product to
fail.
• Be careful not to put the product into a washing machine by mistake or drop it in water.
>> Otherwise it may cause the product to
fail.
• Refrain from wearing it in the hip/rear pocket
of your trousers.
>> Otherwise it may break or cause an injury
when you sit down.
■■ About maintenance
• Do not use thinner, benzine, alcohol, etc. for
maintenance.
>> Clean the main unit using a soft cloth.
3
Features
• The 3D (triaxial accelerometer) sensor
enables the pedometer to count the number of
steps in any direction when placed in a pocket
or bag.
• Simple function for measuring the number
of steps only.
• Large, easy-to-see display.
• The number of steps taken the previous day
is stored in the memory. You can view the data
at any time.
• If no buttons are pressed for a while, the screen
is automatically returned from the clock/memory
screen for the previous day to the step number
display screen for the current day by the auto
return function.
• The power-saving mode prolongs the life
of the battery. If no buttons are pressed or no
vibration is generated by walking, the screen
automatically goes blank and battery consumption is reduced.
4
Before using this product
Before actually using the pedometer,
be sure to read the Safety Precautions.
Check the contents of the package and the names of the parts
Main unit
(Front)
Clip
MODE button
(Back)
SET button Reset button
Strap
Battery for trial use
(inserted)
Initializing the product
Turn on the power
1 Press and hold the [MODE] button (for at
least three seconds).
The entire display screen lights and clock •
setting mode is enabled.
5
Set the clock
2 Press the [MODE] button until the correct
hour is displayed.
The hour is displayed in 24-hour format. For •
example, to set 2:00 pm, set 14:00.
3 Press the [SET] button.
4 Press the [MODE] button until the correct
minutes are displayed.
5 Press the [SET] button.
Clock setting is now completed.•
Changing the time
If you make a mistake or if you want to
change the time, follow the procedure
below.
1 Press the [MODE] button to display the cur-
rent time. (See page 9)
2 Press and hold the [SET] button for approxi-
mately two seconds.
The clock setting screen is displayed and •
you can set the time.
For details of how to set the time, see
above.
6
Let’s walk
When you have fi nished setting the
clock, the pedometer is ready to use.
This section explains how to carry
around the pedometer.
How to attach the strap
Thread the short end of the strap through
the pedometer as illustrated in 1 and
thread the long end of the strap through the
clip as illustrated in 2.
12
How to carry around the pedometer
Slide the pedometer in your pocket or carry
it around in your bag.
7
Clip the strap to your pocket or
the side of your bag to prevent it
from falling out. Take care not to
pull too hard on the strap while
the clip is attached to your
clothes. Doing so may damage the fabric.
For correct measuring
Do not swing the pedometer
No sports or jogging
Other causes of measuring errors
The pedometer may not measure correctly
in the following situations.
When you shuffl e your feet•
When you wear sandals, clogs or fl ip-fl ops•
When you walk up or down a steep slope or stairs•
When you walk at an irregular pace in a crowded place•
When you walk repeatedly for short periods of less than •
fi ve seconds
When you are riding a bicycle, motorcycle, in a car, train •
or other means of transport
When the pedometer is exposed to loud noise or •
continuous vibration
8
Method of operation
Standard display
The following image illustrates the standard
display. When an alternate mode is selected.
the unit automatically returns to standard
display mode if it is not in active usage for
approximately 15 seconds.
Number of steps
walked today
If the pedometer is not in active usage for over 30 •
seconds, the LCD blacks out and the device enters
power save mode. The device returns to normal mode
when the user begins walking or operates any of the
buttons.
The number of steps taken on any one day is memorized •
at 2:00 am and the counter returns to zero.
When the data for the previous day is stored, the data •
from two days earlier is erased.
How to read the data
You can view the current time and the
number of steps taken the previous day.
1 Press the [MODE] button.
Each time the button is pressed, the display •
switches between the current time, number
of steps walked the previous day and the
standard display.
Standard screen
Current time
9
Number of steps
yesterday
About the battery
When the battery is low
When the battery is low, appears in
the top right corner of the screen. Replace
the battery with a new battery of the
following type as soon as possible (within
approximately one week).
Battery: CR2032
The service life of the battery is approximately one •
year.
The battery provided with the pedometer is only for trial •
use. Its service life may be short.
All data is erased when the battery is replaced.•
Dispose of used batteries according to the disposal •
method specifi ed by the local authorities in your area.
10
How to change the battery
1 Open the battery cover.
To remove the cover, use •
a coin or similar object
to turn the cover to the
OPEN position.
2 Remove the battery by
inserting a toothpick or
similar object under the
battery as indicated by the
arrow and insert a new battery.
Insert the battery with the •
positive pole (+) facing
upward.
Slide the battery in at an •
angle.
3 Close the battery cover.
Match the OPEN • mark on the battery cover
with the [
the cover to the right.
When you close the battery cover, make •
sure that the rubbe r sea l is not protruding
from the groove.
] symbol on the main unit and turn
4 Press the reset button.
Insert a toothpick or similar •
object into the hole and
press the reset button.
Packing
5 Set the clock. (See page 6)
11
Troubleshooting
is displayed.
The battery is low. Replace with a new •
battery (CR2032). (See page 10)
Nothing is displayed at all.
Nothing is displayed when the pedometer •
is in power-saving mode. Press the [SET]
button or any other button.
Check that a battery is inserted and that it •
is correctly oriented. (See page 11)
The battery may be exhausted. Replace •
with a new battery. (See page 11)
Press the reset button on the back of the •
pedometer. (See step 4 on page 11)
The reading seems inaccurate.
Check whether you are using the pedom-•
eter correctly. (See page 7)
Steps are not counted when l shake the
pedometer.
To prevent measuring errors, ‘walking’ is •
judged to be performed after at least six
seconds of walking and the relevant number of steps up to that point are added on.
Shaking the pedometer once or twice
doesn’t have an impact on the number of
steps counted.
No steps have been counted.
If the clock has not been set, your steps •
will not be counted. (See page 5, 6)
12
How do I erase the memory data?
Remove the battery or press the reset but-•
ton on the back. (See page 11)
The buttons don’t respond.
Follow the reset procedure. (See step 4 •
on page 11)
13
Specifi cations
Detection system 3D acceleration sensor
Display method LCD display
Display contents
Time 24-hour format (hour/minutes)
Number of steps 99,999 steps
Memory Number of steps yesterday
Accuracy
Number of steps ±5% (based on Citizen vibration
Clock Within ±30 seconds per month
Power supply 3 V DC (one CR2032 battery)
Battery service life Approx. one year (when walking
Service temperature
range
Storage temperature
range
Outside dimensions
(W × H × D)
Dimensions of display
(W × H)
Weight Approx. 7/11 oz (18 g)
Please note that the step number data, etc. may be
erased when the pedometer is repaired or parts are
replaced.
tester)
(at 72°F, 22°C)
approx. 10,000 steps on average
per day)
*using a standard new battery
32°F to 104°F (0°C to 40°C)
–4°F to 140°F (–20°C to 60°C)
Approx. 2 5/9” × 13/10” × 8/17”
(65 × 33 × 12 mm)
Approx. 1 3/5” × 9/17”
(41 × 13.5 mm)
14
1-YEAR LIMITED WARRANTY
Congratulations on your purchase of a Digital Pedometer. Your Digital Pedometer,
excluding the battery, is covered by the following limited warranty commencing
upon the date of purchase, and subject to the following terms and conditions:
The Warrantor warrants that its Digital Pedometer will be free from defects in
materials and workmanship under normal consumer usage for a period of one year
for the original purchaser of the product.
Periodic maintenance, repair and replacement of parts due to normal wear and
tear are excluded from coverage. Defects or damage that result from: (a) improper
operation, storage, misuse or abuse, accident or neglect, such as physical
damage (cracks, scratches, etc.) to the surface of the product resulting from
misuse; (b) contact with liquid, water, rain, extreme humidity or heavy perspiration,
sand, dirt or the like, extreme heat, or food; (c) use of the Digital Pedometer for
commercial purposes or subjecting the Digital Pedometer to abnormal usage or
conditions; or (d) other acts which are not the fault of the Warrantor, are excluded
from coverage. This warranty does not cover batteries or other power sources that
may be provided with, or used with the Digital Pedometer.
If the Digital Pedometer fails to conform to this limited warranty, return the Digital
Pedometer postage prepaid along with $5.00 for return shipping, handling and
insurance to: Attn: CITIZEN SYSTEMS AMERICA CORPORATION 363 VAN NESS
WAY , SUITE 404 TORRANCE, CA 90501 USA. When returning a product, please
also include: (i) a copy of your receipt, bill of sale or other comparable proof of
purchase; (ii) a written description of the problem; and (iii) your name, address and
telephone number. Carefully package the product to avoid any damage that may
occur while in transit; shipping insurance with returned receipt is recommended.
At our option, the Warrantor will repair or replace the unit found to be defective
in materials or workmanship under normal consumer usage. The purchaser will
be notifi ed of any additional repairs required prior to completing the repair, and
will be responsible for parts charges, if any, and repair charges not covered by
this limited warranty.
EXCEPT AS PROVIDED FOR IN THIS LIMITED WARRANTY, ALL EXPRESS AND
IMPLIED WARRANTIES AND CONDITIONS ARE DISCLAIMED, INCLUDING
WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. THE REPAIR OR REPLACEMENT AS
PROVIDED UNDER THIS LIMITED WARRANTY IS THE EXCLUSIVE REMEDY OF
THE CONSUMER, AND IS PROVIDED IN LIEU OF ALL OTHER WARRANTIES,
EXPRESS OR IMPLIED. IN NO EVENT SHALL THE WARRANTOR BE LIABLE,
WHETHER IN CONTRACT OR TORT (INCLUDING NEGLIGENCE) FOR DAMAGES
IN EXCESS OF THE PURCHASE PRICE OF THE PRODUCT, OR FOR ANY
INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OF ANY
KIND, OR FOR DAMAGES TO, OR LOSS OF, OTHER PROPERTY OR EQUIPMENT
OR PERSONAL INJURIES TO THE FULL EXTENT THESE DAMAGES MAY BE
DISCLAIMED BY LAW.
Some states and jurisdictions do not allow the limitation or exclusion of incidental
or consequential damages, or limitation on the length of an implied warranty, so
the above limitations or exclusions may not apply to you. This warranty gives you
specifi c legal rights, and you may also have other rights that vary from state to state
or from one jurisdiction to another.
FOR CUSTOMER SERVICE
TOLL FREE / 800-421-6516
15
•
CITIZEN is a registered trade mark of Citizen Holdings Co., Ltd., Japan.
CITIZEN es una marca registrada de Citizen Holdings Co., Ltd., Japón.
• Design and Specifi cation are subject to change without notice.
363 Van Ness Way, Suite 404
Torrance, CA 90501
http://www.citizen-systems.com/
TOLL FREE / 800-421-6516
E-mail: healthcare@citizen-systems.com
Ver. 1101
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