Samsung Tab SM_P600 WLAN and Bluetooth does Not Work! Modem Software?

Hello, i have a Samsung Tab 2014 SM-P600 and my WLAN and Bluetooth wont Start. I have reinstalled the software and unfortunately set back brought no change. I have read in the forum that it may be with the modem software. Has there anyone have an idea where I can get that come from? (Download) or other solution proposal?
Greetings from Germany