: A non-original or incorrect battery model is inserted.
If the battery is completely dead, the phone may not stay on long enough to charge it. Try these cycles to "jumpstart" it:
: Internal protection circuitry has tripped or the cells have physically failed (often indicated by swelling). Step-by-Step Solutions 1. Clean the Contacts Tanda Silang Merah Pada Blackberry
The on a BlackBerry screen indicates that the device cannot detect a valid or functional battery . This usually prevents the phone from booting up, leaving it stuck on a black screen with the crossed-out battery icon. Common Causes
battery symbol with red X - BlackBerry Forums at CrackBerry.com : A non-original or incorrect battery model is inserted
Clean the four gold battery terminals and the matching pins on the phone using a dry soft cloth, a toothbrush, or a cotton swab dipped in a small amount of rubbing alcohol. Ensure the pins are springy and making firm contact. 2. "Stack Charging" (For Deeply Drained Batteries)
: The battery has drained past the point where the phone can initiate a charge. Step-by-Step Solutions 1
: Dust or corrosion on the gold contact pins prevents the battery from communicating with the device.