My Passport Does Not Spin Up, Is Not Recognized, or Makes

spin wdExternal portable and desktop hard drives will spin down after 10 minutes of no inactivity. This is called, sleep, standby or power saver mode. Access the drive will wake itAfter about 20 mins the unit did go into standby mode (the front LED changed from a static blue to a slow, pulsating blue and the drive spinning noise was absent). Then, when I