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NOTE:
Don’t collimate the sun directly
Avoid insolating the instrument, and don’t collimate the sun directly for
protecting eyes and instrument.
Set up the instrument on the tripod
When using it please insure the connection between tripod and instrument is
firm. It is better to work with wooden tripod for the measurement accuracy.
Assemble the tribrach on the instrument
The setting of tribrach would influence the accuracy. The tribrach should be
check frequently, the screw which connects the tribrach and alidade must be
locked tightly. And the central fixing screw should be tight.
Avoiding the librations on the instrument
When transporting, keep the instrument in the case and try your best to
lighten librations.
Carry the instrument
When carrying，the instrument handle must be held tight.
High temperature condition
If put the instrument in high temperature condition for a long time, it is bad
for the instrument performance.
Temperature changing sharply
The sharp temperature changing on the instrument or prism will shorten the
distance measurement range, for example, after taking the instrument out
from a warm car to a cold condition, wait for some time, it can be used when
it adapts to the surrounding condition.
Check the battery power
Before using it, you should check the power whether it is enough.
Take out the battery
It is not suggested to take out the battery when the instrument is on,
otherwise, the stored data may be lost, so it is better to replace the battery
after power off the instrument.
Stored data responsibility
PENTAX should not be held liability for the lost data because of wrong
operation.
The noise from the instrument
When the instrument is working, it is normal if you hear the noise from
instrument motor, it will not affect the instrument work.
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