33), you will need to select a usb transfer protocol that matches that used by your computer's operating system. your camera supports two protocols: ptp (picture transfer protocol) and mass storage.
mac os x
pictures can not be transferred using the
(
) button in mac os x 10.1.2. use the 
button in nikon view 5 to transfer pictures. see the nikon view 5 reference manual (on cd) for details. the camera () button can be used to transfer images in mac os x 10.1.3 or later.windows 2000 professional, windows millennium edition (me), windows 98 second edition (se), mac os 9
1、do not select ptp when connecting the coolpix 2000 to a computer running one of the above operating systems (there is no need to change the usb setting when using the camera for the first time, as mass storage is selected at shipment).
2、if you have already changed the usb setting to ptp, be sure to select mass storage before connecting the camera to your computer.
3、if you have connected the camera to a computer running one of the above operating systems with ptp selected in the usb menu, disconnect the camera as described below. be sure to select mass storage in the usb menu before reconnecting the camera.
4、windows 2000 professional
a dialog will be displayed welcoming you to the found new hardware wizard. click cancel to close the dialog, and then disconnect the camera.
5、windows millennium edition (me)
after displaying a message stating that the hardware information database is being updated, the computer will start the add new hardware wizard. click cancel to exit the wizard, and then disconnect the camera.
6、windows 98 second edition (se)
the add new hardware wizard will be displayed. click cancel to exit the wizard, and then disconnect the camera.
7、mac os 9
a dialog will be displayed stating that the computer is unable to use the driver needed for the "nikon digital camera e2000_ptp" usb device. click cancel to close the dialog, and then disconnect the camera.