Dunno about the USB, I never use it. With two battery sets, I have experienced that the *istD claims to be out of power even when one battery set is new. Turning the camera off and on will make it switch to the full set, but it may choose the wrong one next time anyway. Jostein
----- Original Message ----- From: "Don Sanderson" <[EMAIL PROTECTED]> To: "PDML" <[EMAIL PROTECTED]> Sent: Sunday, November 07, 2004 2:50 PM Subject: ist D battery question. > Here's what happened: > (I was at shot #1351) > > 1.) Camera had original CR-V3's. > 2.) Battery Grip had Alkaline AA's. > 3.) Battery indicator said 100% full. > 4.) As soon as I plugged in the USB cable battery indicator went to > empty and camera warned me and shut off. > 5.) Removed the battery grip and battery (CR-V3) said 100% again. > 6.) Replaced Alkalines (the old ones were low) and grip, and now > battery says full. > > Do I take it by this that the camera DOES NOT drain the onboard > batteries as long as the grip is attached and has good batteries? > > Don >

