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30
45
3
9
20
www.ronda-startech.com
60
12
Cal. 5020.B
10
6
15
30
23
Battery type: 395 (diameter 9.5mm x 2.6mm / SR 927 SW)
Accuracy: +20 / -10 seconds per month
65,5% = 40mm Druchmesser
English
User’s Manual
In case your watch needs to be repaired or to raise claims
under a guarantee, please contact the point of sales
30
(Start / Stop / Reset)


65,5% = 40mm Druchmesser
60
12
Display elements
Chronograph: Basic function
Push-button A
Hour counter
Description of the display and control buttons
Control buttons
20
45
3
9
6
15
10
30
Push-button A
Minute counter
30
20
45
3
6
Centre stop-second
10
15
Crown
30
 Zero positioning:
30
Push-button B
23
Second hand
Minute counter
60
12
9
Hour counter
45
3
9
20
6
15
10
30
65,5% = 40mm
2 3 Druchmesser

Push-button B

Hour counter
Chronograph:
Accumulated timing
Push-button A




,5% = 40mm Druchmesser
30
60
12
45
3
10
15
30
30
45
3
6
10
12
45
3
9
20
6
15
10
30

23
15
(The accumulated measured time is shown)
Please note:
65,5%
* Following , the accumulation of
the
65,5%
timing can be continued by pressing
push-button A
(Restart / Stop, Restart / Stop, …)

2 3 Druchmesser
,5% = 40mm
Push-button B

Push-button B
Minute counter
= 25 min 10 sec
 Reset:
The three chronograph hands are returned
to their zero positions.
30
Example:
 Start: (start timing)
 Display interval:
e.g. 10 minutes 10 seconds (timing
continues in the background)
*  Making up the measured time:
(the 3 chronograph hands are quickly
advanced to the ongoing measured time).
 Stop: (Final time is displayed)
 Reset:
The 3 chronograph hands are returned to
their zero position
65,5% = 40mm Druchmesser
*Stop: (e.g. 10 min  5 sec following )
60
12
9
20
Example:
 Start: (start timing)


60
 Restart:(timing is resumed)
Minute counter
Chronograph:
Intermediate or interval timing
Push-button A
30
 Stop: (e.g. 15 min  5 sec following )
23
Press push-button B.
(The 3 chronograph hands will be reset to
their zero positions).
60
12
,5% =Date
40mm Druchmesser
6
pushbutton A once more and read
the 3 chronograph counters:
4h / 20 min / 38 sec
23
Hour hand
9
Example:
 Start: Press push-button A.
Stop: to stop the timing, press
Minute hand
20
11 / 2008
Ronda AG
CH-4415 Lausen/Switzerland
30
60
12
45
3
9
20
6
65,5% = 40mm Druchmesser
15
10
Please note:
=
* Following , further intervals or inter= 40mm
40mm Druchmesser
Druchmesser
65,5% = 40mm Druchmesser
mediates can be displayed by pressing
30
65,5% =40mm Druchmesser
push-button B (display interval / make up
23
measured time, ...)
Push-button B

65,5% = 40mm Druchmesser
Center stop-second
Hour counter

30
60
,5% = 40mm Druchmesser
12
45
3
9
20
6
10
15
30
I
II
III

Adjusting the centre stop second
A
65,5%
= 40mm
Druchmesser
SingleDruchmesser
step
A
1 x short
65,5% = 40mm
Continuous A
long
Adjusting the chronograph
hands to zero position
Example:
One or several chronograph hands are not
in their correct zero positions and have
to be
65,5%
adjusted (e.g. following a battery change).

III
III
B
= 40mm Druchmesser

A
Pull out the crown to position III (all 3
23
chronograph hands are in their correct or
incorrect zero position).
Minute counter
III

Push-button A
Keep push-buttons A and B depressed
30
45
3
6

60
12
9
20
10
15
30
III
,5% = 40mm
Druchmesser
23

12
45
3
9
6
10
III
15
II
III
II
65,5% = 40mm Druchmesser
*Pull out the crown to position III
(the watch stops).
Setting the date (quick mode)
30

60
12
45
3
9
20
6
10
I
 Turn the crown until you reach the correct
Pull out the crown to position II (the watch
continues to run).
15
30
III
23

65,5% = 40mm Druchmesser
30
I
III position I
 Returning the crown to
Setting the time

60
,5% = 40mm Druchmesser
20
Adjusting the
hand
and the hour counter hand
(mechanical coupled)
A
1 x short
Single step
Continuous A
long

Second hand

III
III
minute III
counter
Termination of the chronograph hands
adjustment (can be carried out at any time).
I
Push-button B
30

simultaneously for at least 2 seconds (the
centre stop-second rotates by
360°  corrective mode is activated).
Adjusting the next hand B
Turn the crown until the correct
II
date 1 appears.
31
time 8:45.
 Push the crown back into position I.
*Push the crown back into position I.
30
20
45
3
9
6

60
12
10
Please note:
* In order to set the time to the exact second,
 must be pulled out when the second
hand is in position «60» (I).
Once the hour and minute hands have been
set,  must be pushed back into position I
at the exact second.
15
30
I
II
III
,5% = 40mm
2 3 Druchmesser
30

60
,5% = 40mm Druchmesser
12
45
3
9
6
10
15
30
I
20
45
3
6
10
II
15
I
II

Example:
– Date / time on the watch: 17 / 1:25 AM
4 / 8:30 PM
– Present date / time:
Second hand
30

* Pull out the crown to position III

60
65,5% = 40mm Druchmesser
12
45
3
9
20
6
10
30
I
(the watch continues to run).
II
appears 3

20
45
3
6
10
30
appears.
correct time 8:30 PM appears.
20
30
45
3
9
6


60
12
15
I
4
**Continue to turn the crown until the
 Push the crown back into position I.

60
12
(the watch stops).
 Turn the crown until the correct date
III
03
 Turn the crown until yesterday’s date
30
15
Date
9
An extreme acceleration in setting the date
with quick mode can induce a false date indication. The synchronization is re-established
by setting the date from 01 till 31 (crown in
position II).
30
65,5% = 40mm
0 1 Druchmesser
 Pull out the crown to position II
17
Please note:
During the date changing phase between
9 PM and 12 PM; the date must be set to the
date of the following day.

60
12
Setting the date/time
Crown
20
30
9
10
15
30
II
I
03
04

II

III
Please note:
*To set your watch to the exact second,
please refer to the chapter entitled
«setting the time».
** Please observe the AM/PM clock rhythm.