Apple Macintosh PowerBook 150 - Manual (Page 80)

To recharge a battery, follow these steps:
1 Place the recharger on a level surface.
2 Connect the recharger and the power adapter.
3 Place the battery in the recharger as shown.
Recharging begins immediately. You can remove a battery from the recharger
at any time.
IMPORTANT To preserve a battery’s charge, don’t leave it in the recharger if the
power adapter is not plugged into an electrical outlet.
The lights on the recharger indicate the following:
m
No light Either the recharger is not plugged in, the other battery is being
charged (if you have two batteries in the recharger), or the battery is
defective. If the light goes off during recharging, there is a problem with
the battery.
m
Yellow The battery is charging.
m
Green The battery is fully charged.
71 Power Management