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HOW TO USE THE BICYCLE COMPUTER

Per the above requirements to install all the parts, 
and  set  the  below  data,  then  you  can  use  the 
bicycle computer.

1.Reset  previous  value  to  zero  before  each 

FIG.O

SET+MODE

2S

MODE for changing
from low to high

MODE for changing
from hour to minute

KM/H

 MODE

 MODE

 MODE

 MODE

KM/H
2074

KM/H

SPD

KM/H

KM/H

Set speed unit

Set circumference

12Hr/24Hr

Set clock

4.Do  the  same  as  above,  press  SET  to  select 

value and press MODE to confirm and proceed 
to next. (FIG.O)

Note:

 

The bike circumference unit is mm.

When in 12H format, PM is for afternoon. If 

no PM, it is for morning time.

  measurement.  When  the  speed  is  zero(except 

SCAN mode), hold SET for 2 seconds to reset the 
value  of  DST(distance),  RTM(riding  time), 
AVS(average  speed),  RES(relative  speed), 
MXS(max. speed), and enter SCAN mode.

2.The  measurement  begins  once  riding  on  the 

bicycle.  If  the  computer  receive  no  signal  during 
riding, the "

     "

 in the display will not flash. Stop 

riding  and  check  if  the  magnet  place  well,  if  the 
sensor got enough power. 

3.Press MODE to select the display mode or SCAN 

mode. Each display will be changed in order each 
4 seconds when in SCAN mode.

4.The computer will turn off automatically if there is 

no operation or signal over 8 minutes, and all the 
memory will be kept. You can press any button to 
turn on the computer to receive the signal again.

HOW  TO  WEAR  THE  CHEST  BELT 

(FOR MODEL JS-204A/JS-212A)

In  order  to  get  correct  heart  rate  signal,  you  need  to 
properly  wear  the  chest  belt  (FIG.O).  The  chest  belt 
will transfer the data to the bicycle computer .

1.Wet  the  conductive  pads  on  the  underside  of  the 

transmitter with water, sweat or a conductive gel to 

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Copyright © 2010 www.Veloset.co.uk  UKET limited

Summary of Contents for JS-204

Page 1: ...xercise can t be used as medical indicator PRODUCT GUIDE FIG A 1 Wireless Cycle Computer Wireless cycle computer with wireless heart rate monitor Wireless cycle computer JS 204 JS 212 JS 212A JS 204A...

Page 2: ...rt I How to install the computer How to install the battery of computer 1 How to install the battery of 9S 204 9S 204A Wrest the 4 screws on the back of computer remove the back case and put the batte...

Page 3: ...f buckle and push the computer out through the slot FIG D nylon cords computer bracket rubber slip bicycle gripe Part III Magnet installation Fasten the magnet with screw to the spoke of the wheel FIG...

Page 4: ...nd sensor should be no more than 5mm Fig I The sensor should face the computer the distance between sensor and computer shoubld be no more than 80cm FIG J the angle should be no more than 30 FIG K FIG...

Page 5: ...12 JS 212A JS 204 DST Display JS 204A Distance SPD Functions Clock Speed 9 BUTTONS 1 MODE 1 Functions switch Speed Clock Distance Ridind time Temperature Pulse Average speed Max speed ODO Scan RTM TEM...

Page 6: ...n the case back It will light for around 5 seconds by every pressing FIG M HOW TO MEASURE THE BIKE CIRCUMFERENCE Use tapeline to measure the diameter of front bike wheel Or you can calculate the bike...

Page 7: ...get the bike circumference SPEED UNIT CIRCUMFERENCE CLOCK SETTING 1 Replace the battery or press SET and MODE together for 2 seconds KM H will flash and enter into setting speed unit 2 Press and hold...

Page 8: ...ES relative speed MXS max speed and enter SCAN mode 2 The measurement begins once riding on the bicycle If the computer receive no signal during riding the in the display will not flash Stop riding an...

Page 9: ...see FIG Q Note If you wear the heart pacemaker or any other medical equipment please do not measure heart rate Please do not measure heart rate near FIG P ensure a solid contact 2 Strap the belt acros...

Page 10: ...S i Upper line shows that your current riding speed is 20 2km h ii Lower line shows that your riding distance is 3 Press MODE again and switch to the display as FIG T i Upper line shows your current r...

Page 11: ...ore than 9H59M59S the max time for memory the average speed KM H SPD TEMP 20 FIG W FIG V will display incorrectly Please clear both exercise time and distance to zero to get a correct value of the ave...

Page 12: ...TING GUIDE Problem Cause Solution Problem Cause Solution Re install the computer Re install the battery correct or replace the new battery No power of sensor or computer The computer can not receive a...

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