Audio Signals
Normal operation signals are in green and errors are in red.
Startup Beeps
startup beeps indicate the batteries are properly placed and the device is starting
Startup beeps
Single Beeps
single beeps are an acknowledgement of the action you performed
Start recording
Stop recording
Button Event Marker
Serial Event Marker
Double Beeps
double beeps indicate a system warning
No event because not ready
Action: Close cover and start recording if you want to insert event markers
No event because not recording
Action: Start recording if you want to insert event markers
Battery getting low
Action: (Be ready to) change batteries
Battery empty or CF full
Action: Change batteries and/or CompactFlash card
Triple Beeps
triple beeps indicate a physical warning (please note you will only hear triple beeps while recording)
ECG out-of-range
Action: Check the ECG electrodes
ICG out-of-range
Action: Check the ICG electrodes
SCL out-of-range
Action: Check the SCL electrodes
File Error Beeps
Tvu-ams@psy.vu.nl his shouldn't happen, but if it does; contact