QW-3410
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5. REPLACEMENT OF BATTERY: MODULE QW-3410
5-1. OPEN DISPLAY
This model is equipped with EEPROM. When the back cover is open, a message “OPEN” is displayed
on the LCD.
The watch is in the Timekeeping mode. Returns to the usual display when the cover is closed.
5-2. AC (ALL CLEAR)
Be sure to perform AC (All Clear) after a battery is replaced.
Unless AC is performed, the memory(s) and/or counter(s) may not be initialized and cause malfunc-
tions.
1) Touch the AC contact and the CIRCUIT SUPPORTER 3414 with metallic tweezers.
The contact should be made for about two seconds.
2) Close the back cover.
3) Press any button except
E
to go to the Timekeeping mode.
Without pressing buttons, it takes approximately one minute to automatically go to the
Timekeeping mode.
* When removing the back cover, do not misplace the spring/coils.