Technical Guide; How To Use The Stopwatch - Seiko 4T57A Technical Manual & Parts Catalogue

TECHNICAL GUIDE

HOW TO USE THE STOPWATCH

• The measurement time is indicated by the stopwatch hands that move independently of the center
hands.
• The stopwatch can measure up to 60 minutes in second. (The watch indicates the measurement time in
second increments by ignoring off the 1/10 seconds obtained.)
Standard measurement
Ex) 100m race (press the buttons in the following order: A
START
Stopwatch 1/10 second hand
Stopwatch minute hand
Stopwatch second hand
Accumulated elapsed time measurement
Ex) Basketball game (press the buttons in the following order: A
START STOP
(Start of game) (Time out)
A
*Restart and stop of the stopwatch can be repeated as many times as necessary by pressing button A
Split time measurement
Ex) 5,000m race (press the buttons in the following order: A
START
A
*Measurement and release of the split time can be repeated as many times as necessary by pressing button B.
STOp (finish)
A
9.8/10 seconds
RESTART
(Restart of game)
A
5 minutes 10, 8/10 seconds
SPLIT/
SplIT RElEASE
B
2 minutes 50 seconds
11/11
A B
RESET (Reset to "0'00")
A
A/A
STOp
(Game over)
20 minutes 00 seconds
B/B
STOp
A
15 minutes 10 seconds
Copyright©2014 by
Cal. 4T57A
B
A B
RESET
A
A B
RESET
B
B