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Trouble shooting

some general stuff

Automatic Failure Handling

• Autoresume
• Fad connection loss

Computers

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

Software

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

Hardware

• Power Cycling the camera
• Switching off the bias crate

After a power cut

• restart computers
• restart software

subsystems

Bias

• bias disconnection
• Overcurrent status
• Status notReferenced

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

FTUs

• ftmctrl in state ERROR
• ftmctrl in state ClockCondError

Drivectrl

• drivectrl in state LOCKED
• drivectrl in some error state (PositioningFailed, OutOfRange, InvalidCoordinates
• drivectrl in HardwareWarning
• drivectrl in HardwareError
• Manual parking of the telescope

Arduino (for Lid control and Interlock)

• Arduino Reset

Lid

• Emergency procedure for manual operation