background image

Cal. 5040.B

English
User’s Manual

30

10

20

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

I

II

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

1 7

I

II

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

3

0

Setting the date/time 
following a battery change

Example:
– Date / time on the watch:

/ 1:25 AM

– Present date / time:

/ 8:30 PM

���

Pull out the crown to position 

II 

(the watch continues to run).

���

Turn the crown until yesterday’s date
appears

.

03

17
04

Crown 

Date

���

���

I

II

III

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

3

0

I

II

III

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

4

0

���

*

*

Pull out the crown to position 

III 

(the watch stops).

���

**

Turn the crown until the correct date

appears.

���

**Continue to turn the crown until the 

correct time 8:30 PM appears.

���

**

Push the crown back into position 

I

.

04

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.

Second hand

���

���
���

���

RONDA AG 
CH-4415 Lausen/Switzerland

www.ronda-startech.com

11

/20

0

6

Battery type: 395 (diameter 9.5mm x 2.6mm / SR 927 SW)
Accuracy: +20 / -10 seconds per month

In case your watch needs to be repaired or to raise claims 
under a guarantee, please contact the point of sales

30

10

20

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

Description of the display and control buttons

Display elements

Date

Second hand

Minute hand 

Hour hand

Centre stop-second

Minute counter

1

10

second counter

(houer counter after 30 minutes)

Control buttons

Push button A

Crown

Push button B

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

Chronograph: Basic function

(Start / Stop / Reset)

Example: 

���

Start:

Press push-button 

A

.

���

Stop:

to stop the timing, press push-

button A once more and read the three
chronograph hands: 

4min/ 38sec /

7

10

sec

���

Zero positioning:

Press push-button 

B

(The three chronograph hands will be reset
to their zero positions).

���

���

Push-button A

Push-button B

���

Minute counter

1

10

second counter

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

Chronograph:
Accumulated timing

Example:

���

Start:

(start timing)

���

Stop:

(e.g. 

15

min

5

sec following 

���

)

���

Restart:

(timing is resumed)

���

*

Stop:

(e.g.

13

min

5

sec following 

���

)

=

28 min 10 sec

(

The accumulated measured time is shown

)

���

Reset:

The three chronograph hands are returned
to their zero positions.

���

���

���

���

Push-button A

Push-button B

���

Please note:

* Following 

���

, the accumulation of the 

timing can be continued by pressing 

push-

button A

(Restart / Stop, Restart / Stop, …)

Minute counter

1

10

second counter

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

Chronograph:
Intermediate or interval timing

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

Push-button A

Push-button B

Push-button B

���

���

���

Please note:

* Following 

���

, further intervals or inter-

mediates can be displayed by pressing

push-button B

(display interval / make up

measured time, ...)

*

���

���

Minute counter

1

10

second counter

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

I

II

III

2 1

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

III

Adjusting the chronograph
hands to zero position

Example: 
One or several chronograph hands are not in
their correct zero positions and have to be
adjusted (e.g. following a battery change).

���

Pull out the crown to position 

III

(all 3

chronograph hands are in their correct or
incorrect zero position).

���

Keep push-buttons 

A and B

depressed

simultaneously

for at least 2 seconds

(the centre stop-second rotates by 
360°

 

corrective mode is activated).

Center stop-
second

Push-button A

Push-button B

���

���

Minute counter

1

10

second counter

Adjusting the centre stop second

A
A

1 x short
long

Single step
Continuous 

Adjusting the next hand  B

Adjusting the next hand  B

���

Returning the crown to position 

I

Termination of the chronograph hands adjustment
(can be carried out at any time).

III

I

II

A

B

A

A

B

A
A

1 x short
long

Single step
Continuous

A
A

1 x short
long

Single step
Continuous

���

Adjusting the 

1

10

second counter hand (position 6h)

Adjusting the minute counter hand (position 9h)

I

II

III

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

I

II

III

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

2 1

Setting the time

���

*Pull out the crown to position 

III 

(the watch stops).

���

Turn the crown until you reach the correct
time 

8:45

.

���

*Push the crown back into position 

I.

Please note: 

* In order to set the time to the exact second,

���

must be pulled out when the second hand

is in position «60». 
Once the hour and minute hands have been
set, 

���

must be pushed back into position I at

the exact second.

Second hand

���

���

���

I

II

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

3 1

I

II

10

20

30

10

1

2
3

4

5

6

7

8

9

15

60

30

45

1

0

Setting the date (quick mode)

���

Pull out the crown to position 

II

(the watch

continues to run).

���

Turn the crown until the correct 
date appears.

���

Push the crown back into position 

I

.

01

��� ���

���

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.

An extreme acceleration in setting the date
with quick mode can induce a false date indi-
cation. The synchronization is re-established
by setting the date from 01 till 31 (crown in
position II).

Reviews: