Below are some high voltage status settings and their meanings:

TRIGON_CRON.jpg (13662 bytes)

 Trigger is on

Cosmic Ray Detector is on

TRIGON_CROFF.jpg (13785 bytes)

 Trigger is on

Cosmic Ray Detector is off

TRIGOFF_CRON.jpg (13932 bytes)

 Trigger is off

Cosmic Ray Detector is on

TRIGOFF_CROFF.jpg (19378 bytes)

 Trigger is off

Cosmic Ray Detector is off