5-2
5.1 Troubleshooting guide
Cause 3: The cover glass under the nose piece is not clean.
Action: Turn off the power. Remove the nose piece and then
clean the cover glass (See Section 4.2.1, Cleaning cover
glass). Replace the nose piece and turn the power on
again.
3) "INITIAL ERR!" is Displayed.
Cause 1: A lens was on the nose piece when the power was turned on.
Action: Remove the lens and press any button.
Cause 2: The nose piece is not seated properly.
Action: Seat the nose piece properly and press any button.
Cause 3: The cover glass under the nose piece is not clean.
Action: Turn off the power. Remove the nose piece and clean the
cover glass (see Section 4.2.1, Cleaning cover glass).
Replace the nose piece and turn the power on again.
4) a) The Sph, Cyl or Axis value is not ZERO (0.00) with No Lens on the Nose Piece.
b) The Readings are Inaccurate.
Cause 1: The nose piece is not seated properly.
Action: Seat the nose piece properly.
Cause 2: The cover glass under the nose piece is not clean.
Action: Turn off the power. Remove the nose piece and clean the
cover glass (See Section 4.2.1, Cleaning cover glass).
Replace the nose piece and turn the power on again.
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