Use Liteon SONY VAIOPCG-GR250K need pay attention to some matters:SONY VAIOPCG-GR250K
1. Carefulnessly read narrate book of battery,use commendatory adapter.
2. Research whether the electric appliance and theSONY VAIOPCG-GR250K Laptop AC Adapter contact elements is whether clean, when necessity clean with the wet cloth mop, after dry loads according to the correct polar direction.
3.When non-adult custody, don’t let the child replace the battery, compact battery like AAA should be placed at somewhere the child can't attain.
4.Don't mix up new and old batteries or put different model batteries together.
5. Don't try to make SONY VAIOPCG-GR250K rebirth use of hotting up, charging,or other way.
6. Don't let battery short circuit.
7. Don't hot up SONY VAIOPCG-GR250K laptop AC adapter or loss it in water.
8. Don't strip adapter.
9. Electro-adapter should be cut switch after use.
10.Should take off laptop from SONY VAIOPCG-GR250K Adapter when battery long time no use .
11.Adapter should be stocked in cool and dry places.

A new SONY Laptop AC Adapter comes in a discharged condition and must be charged before use (refer to the devices manual for charging instructions). Upon initial use (or after a prolonged storage period) the digital camcordermay require three to four charge/discharge cycles before achieving maximum capacity. New SONY VAIOPCG-GR250K needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity. Rechargeable batteries undergo self-discharging when left unused. Always store a camcorder battery pack in a fully charged staged for storage.When charging the SONY VAIOPCG-GR250K for the first time the device may indicate that charging is complete after just 10 or 15 minutes. This is a normal phenomenon with rechargeable batteries. Remove the camcorder batteries from the device, reinsert it and repeat the charging procedure It is important to condition (fully discharge and then fully charge) the SONY VAIOPCG-GR250K every two to three weeks. Failure to do so may significantly shorten the battery's life (this does not apply to Li-Ion batteries, which do not require conditioning). To discharge, simply run the device under the battery's power until it shuts down or until you get a low battery warning. Then recharge the battery as instructed in the user's manual. If the battery will not be in use for a month or longer, it is recommended that SONY VAIOPCG-GR250K be removed from the device and stored in a cool, dry, clean place. Invest in a good charger for your camcorder. NiMH batteries should not be charged in a NiCad charger, unless the charger is specifically made for both chemistries. There are cheap chargers and there are expensive chargers. Make sure the charger you get has good reviews and is well made. Chargers with micro-controller chips are usually the best choice of your digital camcorder. Be sure to store your Laptop AC Adapter properly. Do not leave your batteries in a hot car, or in humid conditions. The best storage conditions are a cool, dry place. The refrigerator is fine if you stick in a packet of silica gel with your SONY VAIOPCG-GR250K in a sealed bag to keep them dry. It is a good idea to charge your NiCad or NiMH batteries fully before use if they have been in storage.