ETA 251.292 User Manual

DISPLAY

Watch hands

A B

SETTING THE TIMERS TO ZERO

Setting crown in position II or III

SETTING THE TIME & CORRECTION

Setting crown in position II or III

C

TIMING MODE

Simple timing function

D

60 second timer

(split-second hand)

30 minute

timer

Pushbutton C

Hour
hand

TIMING MODE

ADD FUNCTION

Second

hand

60 second
timer

Minute
hand

AC

B

1/10 second
timer

Pushbutton A

I II

III

Pushbutton B

Date
indicator

Setting crown

(Position I, II, III)

2

STOP Read

1

START

I

Setting crown in position I

Reset to zero

X

3

RESTART

4

STOP Read

Set the hand of

the 30 minute

timer to zero

AC

B

Set the hand

of the 1/10

second timer

5

RESTART

I II

III

to zero

6

STOP Read

Set the
hand of the

60 second
timer to zero
Split-second
hand

Setting crown

Set the
hand of the

60 second
timer to zero

E

AC

Correction
of hour and

I II

III

minute hand
and date at
every passing
at midnight

B

Correction 
of date and
time zone

Note:
Setting crown in position III : STOP-SECOND

TIMING MODE

Split-time or intermediate time function

2 4

STOP

Read
intermediate
time 1

- 1 minute

- 57 sec.

- 6/10 sec.

3 5

RESTART

(split second)

AC

B

AC

1 to order of functions

3

WARNING

Before starting the time, put back the chronograph
hands to their original position.
If necessary, see paragraph SETTING THE TIMERS
TO ZERO.

START

1

STOP

Read

I

I

intermediate
time 2

- 3 minutes

- 5 sec.

- 4/10 sec.

RESTART

(split second)

AC

I

B

START
STOP

Read time

- 5 minutes

- 57 seconds

- 7/10 sec.

Reset to zero

Setting crown
in position I

1

ETA 251.292

2

3

317 255 - 02/00

F

AC

I

B

AC

I

1

to order of functions

X

TIMING MODE (cont.)

Split-time or intermediate time function

AC

I

B

AC

I

B

Reset to zero

to order of functions

7

6

STOP

Read 
last time

- 8 minutes

- 11 sec.

- 6/10 sec.

7

TIMING MODE (cont.)

Memo function

6

STOP

Read
intermediate
time 1

- 1 minute

- 35 sec.

- 5/10 sec.

2

2

Stop read the first intermediate time

1

to order of functions

X

B

Note:

to order of functions

1

5

Start

AC

1

I

B

AC

I

B

4

STOP

Read
intermediate
time 2

- 2 minutes

- 10 sec.

- 8/10 sec.

3

Restart

4

Stop read second intermediate time

5

Stop read last time

AC

I

B

AC

B

STOP

Read last time

- 3 minutes

- 30 sec.

- 8/10 sec.

The time catched up can be 30 minutes at max.
(Exclusive worldwide function).

6

- 2 minutes

- 10 sec.

- 8/10 sec.

I I

7

6

Read last registered intermediate time

7

Read last measured time

8

Read again last registered intermediate time

9

5

Read again last measured time...

B

HG I

AC

B

AC

I

B

Reset

to zero

TIMING MODE (cont.)

FlyÐback function

AC

B

AC

B

X

Timing restart without resetting to zero.

Start

1

I

I

2

FlyÐback