black screen

[ashnmarie]

phone was working fine 40% battery and was on charger for at least 15 min, then suddenly shut off. won't turn back on...did give error message that says
AP fastboot Flashmoode (5)
battery low
cannot origram
connect usb
data cable????
help

[tikibar1]

Try holding the power and volume down buttons simultaneously for 15-30 seconds and see if that reboots it.

The battery or cable may be going bad.