In message <200008240613.e7O6Ds605228@idun.sm.sony.co.jp> SATO Kazumi writes:
: Is this led is with battery symbol?

Yes.

: In my MC/R530(same as R430), this led turn on with ac operation and 
: turn off with dc operation in both suspend mode and not suspend mode.
: I check now, no differncys with OSs(NetBSD/hpcmips, Windows CE, LinuxVR)

Ah yes.  You are quite right.  I had mistakenly thought that the LED
turned off when then power was connected when the battery was fully
charged.  You are right, I am in error.  Please forgive my mistake.

Warner