background image

Wheel Cir.

(

mm

)

26X1   3/8X1   1/2

26X3/4

27X1   1/4

27X1   1/4   Fifty

28X1.5

28X1.75

28X1   1/2

28X1   3/8X1   5/8

700X1   8C

700X20C

700X23C

700X25C

700X28C

700X32C

700X35C

700X40C

20-571

32-630

28-630

40-622

47-622

40-635

37-622

18-622

20-622

23-622

25-622

28-622

32-622

37-622

40-622

37-584

1954

2199

2174

2224

2268

2265

2205

2102

2114

2133

2146

2149

2174

2205

2224

2086

Dimension marked in the wheel

12

13

Third method: 

Do as below FIG.N to 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  SET,  switch  between  "KM/H" 

and  "M/H".Press  MODE  to  confirm  and  exit. 
Then proceed to bike circumference setting.

3."2074"  will  display  and  the  last  figure  "4"  will 

flash,  press  SET  to  select  value  and  press 
MODE  to  confirm  and  exit.  Then  proceed  to 
next figure setting, do the same as above. After 
finish all figure setting, press MODE to confirm 
and proceed to CLOCK setting.

FIG.N

CIRCUMFERENCE

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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