There isn't any "Android composite adb device" in the device manager, only
"LGE Android Platform Composite USB Device" (does not work width the android sdk drivers).
- No "Other devices" present (Edit: There is a couple - all of them are Bluetooth related)
- Latest LG USB drivers installed
- USB debugging turned on
- tried all 4 usb ports
- Win7 32bit
Disclaimer> Did not found any Q&A Topic in Optimus Black sub-forum