Seiko Group ER3500 - Manual (Page 12)

10
Preparation for using the Unit
1. Installing Batteries
The unit is powered by two (2) “AAA” size batteries.
Before using the unit, please install the batteries
as follows.
1. Turn the unit over.
2. Remove the screw and the battery cover.
3. Insert two (2) new “AAA” batteries
according to the polarity (+,–) mark
inside the battery compartment.
4. Replace the battery cover and the screw.
5. Press the “RESET” button on the
front of the unit.
( See page 11. )
The contrast adjustment display will appear.
( See page 13. )