Dont use this as general rule. Its quite easy to find electronics that uses a master/slave approach. If master is down, slave won't connect, but you may still h

Dont use this as general rule. Its quite easy to find electronics that uses a master/slave approach. If master is down, slave won't connect, but you may still have the capacitor bank charged. Usually there should be a shunt resistor to discharge capacitors, but you'd be surprise how often is missing.