The part you need is 922-6963. You might want to do a web search. Of course the iFixit parts are tested
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UPDATE
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The only part left is the battery connector. With the AC adapter plugged in, use a multimeter to test the connectors. Here's the part: http://www.ifixit.com/PowerBook-Parts/G4-Aluminum-15-Inch-1-5-1-67-GHz-Battery-Connector/IF154-067