C74 Joint encoder warning
Magnetic encoder error (absolute encoder). Argument = sum of C74 errors
C74A1 Invalid decode: Readhead misalignment, ring damaged or external magnetic field present.
Check grounding and shielding for EMC problems
C74A2 Speed reading is not valid
C74A4 System error=malfunction or inconsistent calibration detected
C74A8 Supply voltage is out of range
C74A16 Temperature is out of range
C74A32 Signal lost =Misaligned readhead or damaged ring
C74A64 Signal low =Too far from magnetic ring
C74A128 Signal saturation =Too close to magnetic ring
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