Sony
Notebook U
s
er Guide
Precautions
135
❑
Charge the batteries at temperatures between 10°C to 30°C. Lower temperatures require a longer
charging time.
❑
While the battery is in use or being discharged, the battery pack heats up. This is normal and is not cause
for concern.
❑
Keep the battery pack away from all sources of heat.
❑
Keep the battery pack dry.
❑
Do not open or try to disassemble the battery pack.
❑
Do not expose the battery pack to any mechanical shock.
❑
If you are not using the computer for an extended period of time, remove the battery pack from the
computer to prevent damage to the battery.
❑
If, after fully charging the battery pack, the battery power is still low, the battery pack may be reaching
the end of its life and should be replaced.
❑
You do not need to discharge the battery before recharging.
❑
If you have not used the battery pack for a considerable amount of time, recharge the battery.