Kindle fire won't charge, boots up, then shutdown

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http://forum.xda-developers.com – When ever I attempt to start my Kindle Fire(It's rooted, with ICS), it sometimes will not boot. However, on rare occasions, it starts up. I go through the FFF loading screen, get the booting splash screen. I get to my lock screen, and boom! It shuts down. Repeat.. Also, I do get stuck at FFF's "CHARGING, LOW BATTERY PLEASE WAIT" screen. Now, I'm no expert, but it seems like it's not charging properly. ATM the screen is on, but it's blank, the power button is orange, and it's charging via the stock charger. I've tried many things like what kinfauns said here. When I plug it in, I g (HowTos)