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16 MESSAGE/ERROR DISPLAYS
16.2 Error
• If error still persist after attempting to clear them, contact your local Topcon dealer or Topcon head
office.
Error code Description Countermeasures
Data Read Error 01~27 The data could not be loaded.
Close the program and restart the in-
strument.
If this error code continues to be dis-
played, repair is required.
Data Set Error 01~16 The data could not be set.
EDM Offset Read Error The EDM offset could not be loaded.
EDM Offset Set Error The EDM offset could not be set.
Ext Communication Retry Error
The external communication could
not be accomplished.
Confirm the operation procedure is cor-
rect.
Confirm the cable connection is cor-
rect.
XTILT OVER
X tilt is over.
Instrument tilts over more than 6
minutes.
Level the instrument properly.
YTILT OVER
Y tilt is over.
Instrument tilts over more than 6
minutes.
V-Angle Error
Displayed when the telescope rotat-
ed too fast.
There is no error.
If this error code continues to be dis-
played, repair is required
H-Angle Error
Displayed when the instrument rotat-
ed too fast
Tilt Error
Any abnormality occurs with Tilt sen-
sor.
Repair is required.
E-60’ Any abnormality occurs with EDM.
E-86
Internal Comm Error
Any abnormality occurs with the in-
ternal communication of the instru-
ment.
Close the program and restart the in-
strument.
E-99
Any abnormality occurs with internal
memory.
Repair is required.
LNP Range Set Error
-----
Close the program and restart the in-
strument.
If this error code is consistently dis-
played, repair is required.
LNP Range Read Error
-----
Prism Constant Set Error
-----
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