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Frequency and Accuracy| frequency of crystal oscillator | 32, 768 Hz |
|---|---|
| loss/gain (monthly rate) | Less than 15 seconds |
Operating Environment| operational temperature range | Between –10 ºC and +60 ºC |
|---|---|
| normal temperature range | 5 ºC and 35 ºC |
Battery| battery type | SEIKO SR927SW |
|---|---|
| battery life | Approximately 5 years |
| battery quantity | 1 piece |
Instructions for unlocking and locking the screw lock crown securely.
Verifies correct hand alignment before making adjustments.
Procedure for setting the watch's main time and alarm sub-dial.
Corrects positions of alarm hour/minute, day, and calendar hands.
Explains how the calendar hand indicates date and day.
Procedure to view the current year and month on the watch.
Steps to set the calendar functions correctly.
How to manually set the correct date.
How to manually set the correct day.
How to manually set the correct month.
How to manually set the correct year.
Steps to reset stopwatch hands to zero.
Explains standard, accumulated, split, and two-competitor measurements.
Procedure to set the desired alarm time.
How to stop, change, or cancel the alarm.
How to preview the alarm sound.
Identifies the indicator for a low battery.
Restores normal operation by resetting the built-in IC.
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