512 M RAM, 10.3.9, 160G HD, Cinema Display.
refused to wake up, shutdown manually, will chime, blank screen, racing fans after ~40 seconds. will not boot to superdrive, safe mode, open firmware, single user. will not reset pram.
reset pmu, reseated ram, reseated video. no change.
removed ram, no beeps. only singly flashing power switch led.
with hd, superdrive and video card removed, same symptoms.
any clues out there?
antijoey