Plotter displays: SERVO INIT ERROR message on power-up.

A.    Check for obstructions which might not allow the carriage to move left-
      to-right and grit drum roller to rotate.
       
B.    Examine the pinch rollers.

      1.    Turn off power to plotter.

      2.    Unclamp the pinch rollers. 

      3.    Remove media from plotter. 

      4.    Verify that pinch rollers move freely. Clean, if necessary.

      5.    Turn on plotter power.

      6.    Reload media into plotter.

C.    If the customer hears a grinding noise, a servo motor may be binding or
      there is an incorrect power being supplied to the circuitry.  It may
      also be that the service (cleaning) station is mounted too high.  
      None of these are user serviceable.