Check channels

After tuning and before each measurement you should check the channels.

Before measurement

1. Click GO! in the Acquisition control window
2. Browse through channels to see if everything looks alright
3. If everything looks good you are ready to start recording, if not see below

During measurement

If door is opened or between condition when recording has been stopped redo the steps above

After measurement

No action required

Issues

Fixing bad channels before recording

Problem: Jumpy or noisy channels

Solution: Use Squiddler to heat bad channels

Open: Menu -> Neuromag -> Squiddler

In Squiddler:

1. Select channel with slider
2. Open Commands, click Heat Channel. Wait until the channels settle then inspect if the channel looks fine. Inspect if other channels have been affected by the heating.
3. Repeat 1-2 for all bad channels.