Orient KU(RMC) Instruction Manual page 12

(3) Set the two stopwatch hands to the 0 position.
Press the A or B button to set the stopwatch second hand to the 0
second position.
Press the A button once to advance the stopwatch second hand by one
increment.
Press the B button once to move the stopwatch second hand back by one
increment.
Press and hold the A button to fast forward, and press and hold the B
button to fast rewind.
* During fast forward and fast rewind, the speed of the hand movement
may differ but this is not a failure.
The stopwatch minute hand is interlocked with the stopwatch second
hand.
When the stopwatch second hand makes one rotation, the stopwatch
minute hand moves by one increment.
Operate the buttons to set the stopwatch minute hand and stopwatch
second hand to the 0 position.
12
A
A
B
B