This manual introduces the operation method of AS50** series watch, including detailed introduction of zero position check, zero position adjustment, date and hour adjustment, time adjustment and year and month adjustment.
This manual provides detailed instructions for the H485/H486 watch. It starts with the names of the watch parts and the movement number, then explains how to check the zero (reference) position of the hands and date.
Subsequent sections describe step‑by‑step procedures for adjusting the date and hour hand, setting the time, changing the year and month, and finally adjusting the time‑zone offset. Each adjustment uses the crown (柄头) and the A/B buttons as described. This manual is written in Chinese.
| Movement number | H485/H486 |
|---|
Press and hold the B button for 5 seconds while keeping the crown in place; the second hand should stop at 00:00 and the date should be between the 31st and 1st.