TROUBLESHOOTING
PROBLEM | PROBABLE CAUSE | CORRECTIVE MEASURES |
1) Display shows "LOBAT" | Batteries are low | a) Replace batteries (Refer to page 3). |
| a) Bad connection between Light Wand | a) Be sure the Light Wand is properly |
2) Display shows "1999.9" or | and Probe Socket | inserted into the Probe Socket. |
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| b) Too much/too little light | b) Be sure the Light Wand is properly |
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| seated in the Optical Standard when |
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| Zero Adjusting. |
3) Bad Repeatability | a) Inconsistent measurement technique | a) Make sure you are applying enough |
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| pressure between the Light Wand and |
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| the subject's arm. |
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| b) The silver line on the Light Wand |
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| must be aligned with the line on the |
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| Optical Standard when Zero Adjusting. |
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| c) When taking a measurement, the |
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| silver line on the Light Wand must point |
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| toward the subject's shoulder. |
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| d) Use the Light Shield to block the |
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| external light. Always avoid |
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| measurements under strong lights (e.g. |
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| direct sunlight) because errors may |
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| occur. |
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