Initial Setting Mode (System Reset)
The cyclocomputer can be reset anytime by depressing both buttons together over 2
seconds or after battery installation. At reset, the screen shows all segments ON for 2
seconds and data in all modes are CLEARED instantly. The initial setting mode is
then entered.
KM/MILE SELECTION
The screen shows flashing "M/H" (mile per hour). Press the left button to change
from "M/H" to "KM/H" (kilometer per hour) or vice versa. Press the right button to
confirm the selection.
AUTO/MANUAL TIMER SELECTION
The screen shows" AUTO" which indicates the timer operating in Auto mode (Auto-
timer). Press the left button to change from " AUTO" to Manual mode (Stopwatch) or
vice versa. Press the right button to confirm the selection. If Auto-timer is operated,
"AT" will be shown on the screen after the initial setting.
WHEEL SIZE INPUT
The screen shows a four-digit wheel size (wheel circumference in mm), with
the last digit flashing. Press the left button to advance the digit or depress it
over 2 seconds for fast advance. Press the right button to confirm the digit
setting and switch to the next digit setting. The input is finished after the first
digit has been confirmed. The wheel sire is ranging from 0000 to 2999mm
with a default value of 2124.
Wheel Size Reference Table
Wheel Type
Size (mm)
Wheel Type
Size (mm)
18 inch
1436
ATB 26x 2,0 (850B)
2099
20x1.75 1564
700
Tubuler
2117
20 inch
1596
700x 20C
2092
22inch 1759 700x
25C
2124
ATB 24x 1.75
1888
700x 28C
2136
24inch
1916
27 inch (700x 32C)
2155
24x 1318
1942
700x 35C
2164
ATB 26x 1.40
1995
700x 38C
2174
ATB26x1.50 2030
27,5inch
2193
ATB26x1.75 2045
28inch
(700B)
2234
26 inch (650A)
2073
28.6 inch
2281
Cyclocomputer Functions
The cyclocomputer has Speedometer shown on the top line and one of six functional
modes shown on the bottom line at a time, which are Odometer, Tripmeter, Timer,
Clock, Average speed and Maximum speed. To change mode, simply press the right
button after exiting the initial setting mode. To check for proper speed function and
sensor alignment, spin the front wheel.
Power saving function
Power saving function is activated whenever there is no further key input and wheel
spinning for around 4 minutes. At this time, the clock is shown on the screen. Press
any button or spin the wheel to return to normal state.
Summary of Contents for 42.5003
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