Troubleshooting - DRUM: Velocity error - drum rotation blocked or PID gain settings wrong (error number 6023)

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DRUM: Velocity error - drum rotation blocked or PID gain settings wrong (error number 6023)

Applies to

VLF Platesetter
VLF Trendsetter
Trendsetter 3244
Platesetter 3244
ThermoFlex

Description

Message reported when drum is blocked or message reported but the
drum is not blocked

Solutions

See Drum: Position Error - drum rotation blocked or PID gain settings wrong (6024).
See General VLF drum drive, encoder, and PLL troubleshooting

Notes

If none of these solutions fixes the problem, the cause could be bad
encoder electronics casting machining, excessive encoder disk face runout
or a damaged disk (this is less likely).