Topcon DL-501 Instruction Manual page 110

20. WARNING AND ERROR MESSAGES
No route setting
Route settings have not been made.
No SD card inserted.
No SD card inserted in the SD card slot. Check that the SD card is inserted correctly.

SD card slot
No staff
No staff detected by the Auto Focus function.
Make sure that the staff is sighted correctly.
No start cond. setting
Start cond. settings for height difference measurement have not been made.
Rec cond. setting < No > Start cond. input unnecessary.
"Rec cond." set to "No". Even if start conditions are input they will not be recorded.
To record start conditions, set "Rec cond." to "Yes".
Remaining meas. pt record insufficient!
Remaining fixed pt record insufficient!
Remaining start info. record insufficient!
No more measurement data can be recorded. Maximum limit exceeded.
Delete unnecessary data and try again.
Rh diff. over !
The difference in staff reading (height) over the 2 measurements is outside the range (Rh range)
set in route settings.
Rh out of range !
The staff reading (height) is outside the range (Upper Rh - Lower Rh) set in route settings.
Same file id
The filename input already exists.
Select a different filename.
Same job id
The job ID input already exists.
Select a different job ID.
Same point selected for start pt and end pt
Reobs. start point and reobs. end point must be different points.
Same route id
The route ID input already exists.
Select a different route ID.
SD card files are read-only
Data on the SD card is read only. Files cannot be deleted, changed, or overwritten.
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