© 2019 Thorlabs
4 Operating Instruction
13
Disconnecting the Bluetooth connection
As long as the PM160x is connected to the iPad®, no other Bluetooth connections with the
PM160x (e.g. from a Windows® PC) can be established. Follow the procedure described below
to release the PM160x Bluetooth connection:
1. Press the Home button to set the PM160x App to background.
2. Start the Settings screen.
3. Enter the Bluetooth tab.
4. Find the PM160x entry in the Devices list and click the arrow on the right of this entry.
5. On the following screen click on Forget this Device and confirm.
6. The display returns to the Bluetooth device list and should now show the PM160x’s entry
with the text Not Paired. The PM160x now can connect to other Bluetooth hosts.
7. Note : If you start the PM160xApp now, with no PM160x available, the App will run in a
demo mode with a fake measurement.
8. If you want to reconnect the PM160x with the PM160xApp then proceed as described in
Connect the PM160x with the iPad®.
Troubleshooting
If the app or the connection hang up, a restart might be required. Follow this procedure:
1. Disconnect the Bluetooth connection as described in the previous section.
2. Click the Home button once to set the active App to background.
3. Double Click the Home button. The list of active Apps appears at the bottom.
4. Press and hold the PM160xApp icon until a Minus symbol appears at the top left corner of
the App’s icon:
5. Click the small Minus symbol on the lower left corner. The App is stopped.
6. Click the Home button twice to leave.
7. Connect the PM160x with the iPad® as described above to reestablish the setup.