Seiko 9R65, 9R15 manual How to use the stopwatch function, Accumulated elapsed time measurement

How to use the stopwatch function

①Make sure that the mainspring is sufficiently wound and the watch is working.

② If your watch has screw-lock type buttons, unlock them.

⇒"How to use the screw-lock type button" page 21.

③ Start measuring time.

Upon pressing of the START/ STOP button, the chrono-graph hands start moving and the stopwatch starts measuring time.

④ Stop measuring time. At the moment you want to finish the

measurement, press the START/STOP button again to stop the chronograph hands.

Example: 6 hours 20 minutes 10 seconds and 8

※ The chronograph minute hand on the 30-minute dial completes two

full rotations in an hour. To read the 30-minute dial, see the

display of the 12-hour dial as a rough indication.

⑤ Reset the chronograph hands.

After stopping the chronograph hands, press the RESET button to return all the chronograph hands to the 0 position.

22Chronograph (For Cal. 9R86, 9R84)

Accumulated elapsed time measurement

① Make sure that the mainspring is sufficiently wound and the watch is
	English
② If your watch has screw-lock
working.
type buttons, unlock them.
⇒ "How to use the screw-lock type
button" page 21.

③ Start measuring time.

Upon pressing of the START/ STOP button, the chronograph hands start moving and the stopwatch starts measuring time.

④ Stop measuring time.

At the moment you want to stop the first measurement, press the START/STOP button again to stop the chronograph hands. The measured time will be displayed.

⑤ Restart measuring time.

Upon pressing of the START/STOP button again, the chronograph hands restart moving from the position they had previously stopped.

⑥ Stop measuring time.

At the moment you want to stop the second measurement, press the START/STOP button again to stop the chronograph hands. The measured time displayed at this time will be the total of the first and the second measurements (accumulated elapsed time).

⑦Repeat measuring time cumulatively. Step 5 and 6 above can be repeated required.

As you repeat pressing of the START/ STOP button, the measurement will stop and restart and each elapsed time

measurement will be accumulated. as

⑧ Reset the chronograph hands.
After stopping the chronograph hands,
press the RESET button to return all the chronograph hands to the 0
position.
Chronograph (For Cal. 9R86, 9R84)	23