Nidek Medical LT-980, Руководство по обслуживанию

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LLT9A*RDA002A
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5.1.3.10 ERROR49: Trace radii error
5.1.3.11 ERROR50: Pattern trace H-axis encoder limit over
Is tracing conducted within the traceable range?
No
Tracing is not possible.
Yes
Did the frame move during frame tracing?
Yes
Conduct tracing again while holding the frame so
that it does not move.
No
Does the frame have a sharp change in its shape?
Yes
Tracing is not possible.
No
Check the calibration data (refer to the service
manual for the LETR-1).
Is the calibration data normal (refer to the service
manual for the LETR-1)?
No
Conduct full calibration (see 8.2.1 [p52]) .
Yes
Replace the tracer ASSY (40601-0010) (see 7.1.1
[p33]) .
Does a pattern or dummy lens have a sharp
change in its shape?
Yes
Tracing is not possible.
No
Conduct full calibration (see 8.2.1 [p52]) .
Replace the tracer ASSY (40601-0010) (see 7.1.1
[p33]) .