Security Lock Button Operation - Seiko 7T12 Manuel D'instructions

Standard measurement
A A
START STOP
Accumulated elapsed time measurement
A A
START STOP
* Restart and stop of the stopwatch can be repeated by pressing button A.
Split time measurement
A B
START SPLIT
* Measurement and release of split time can be repeated by pressing button B.
Measurement of two competitors
A B
START FINISH TIME
OF
1ST COMPETITOR
12
B
RESET
A
A
RESTART
STOP RESET
B A
SPLIT STOP RESET
RELEASE
A B
2ND FINISH TIME
OF
COMPETITOR
FINISHES 2ND COMPETITOR

SECURITY LOCK BUTTON OPERATION

(for models with security lock button)
SECURITY LOCK OF PUSH-BUTTON A & B
B
B
Unlocking the push-button
- Turn Security Lock Button counterclockwise until you no longer feel the threads turning.
- The button can be pushed in.
B
Locking the push-button
RESET
- Turn Security Lock Button clockwise until you no longer feel the threads turning.
- The button cannot be pushed in.
Locking
A
Unlocking
Locking
B
Unlocking
13