Sony DCR-PC1 - Manual (Page 80)

Tips for using the battery pack
Notes on
Caution
Never leave the battery pack in temperatures above 140°F (60°C), such as in a car
parked in the sun or under direct sunlight.
The battery pack heats up
During charging or recording, the battery pack heats up. This is caused by energy that
has been generated and a chemical change that has occurred inside the battery pack.
This is not cause for concern, and is normal.
Battery pack care
• Remove the battery pack from the camcorder after using it, and keep it in a cool
place. When the battery pack is installed to the camcorder, a small amount of current
flows to the camcorder even if the POWER switch is set to OFF. This shorter» battery
life.
• The battery pack is always discharging even when it is not in use after charging.
Therefore, you should charge the battery pack right before using the camcorder.
The life of the battery pack
If the battery indicator flashes rapidly just after turning on the camcorder with a fully
charged battery pack, the battery pack should be replaced with a new fully charged
Charging temperature
You should charge batteries at temperatures from 50°F to 86°F (from 10°C to 30°C).
Lower temperatures require a longer charging time.