Sokkia SDL30 Operator's Manual page 65

3 Charging takes approximately 2.5 hours.
The lamp lights when charging is finished.
4 Remove the battery and unplug the charger.
Notes:
• Slots 1 and 2
• Step 2:
• Charging lamp
• Steps 2 and 3: The charging lamp is off when
64
The charger starts charging the battery mounted
first. If you place two batteries in the charger, the
battery in slot 1 is charged first, and then the
battery in slot 2.
•The charger is outside the charging temperature
range.
•The battery is mounted incorrectly.
If the lamp is still off after the charger falls within
its charging temperature range and the battery is
mounted again, contact your local dealer.