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= Trouble shooting 

== some general stuff

[[TroubleShootingAutomaticFailureHandling | Automatic Failure Handling]]

- Autoresume
- Fad connection loss

[[TroubleShootingComputers | Computers ]] 

- Informations about the Computers
- Startup and Shutdown Procedure
- Restarting a hanging PC

[[TroubleShootingSoftware | Software]] 

- Stopping Programs
- Starting Programs
- List of needed software and the corresponding screen and vnc Sessions

[[TroubleShootingHardware | Hardware ]] 

- Power Cycling the camera
- Switching off the bias crate

[[TroubleShootingPowerCut | After a power cut ]]

- restart computers
- restart software

== subsystems

[[TroubleShootingBias |  Bias]] 

- bias disconnection
- Overcurrent status
- Status notReferenced

[[TroubleShootingFads |  FADs]] 

- crate reset
- start up connection problem
- in-run fad loss
- drs underflow problem
- startup - no proper connection problem
- fadctrl hangs in state configuring by taking an external lp run

[[TroubleShootingFtus |  FTUs]] 

- ftmctrl in state ERROR
- ftmctrl in state !ClockCondError

[[TroubleShootingDrivectrl | Drivectrl ]]

- cosy in state ERROR
- drivectrl in state LOCKED
- Manual parking of the telescope

[[TroubleShootingArduino | Arduino ]] (for Lid control and Interlock)

- Arduino Reset

[[TroubleShootingLid | Lid ]] 

- Emergency procedure for manual operation