Topcon GTS-822A 用户手册

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   9 CHECK AND ADJUSTMENT

Activates auto tracking to the prism.
Confirm if the center of telescope reticle and the center of the prism is coincided.
Any error between them requires adjustment according to the following procedure.

l

Position a prism around 0 in horizontal and more than100m (328ft) apart from the GTS-820A 
series.

l

Take care not to be interrupted the optical path during measurement.

Level the instrument properly with the plate 
level and press the [F5] key from main menu.

[F5]

Press the [F6] key to get the next page.

[F6]

Press the [F2] key to select the adjustment of 
tracking axis.

[F2]

Operate H / V jog shuttle to collimate the 

center of

 prism

Collimate

Press the [F6](MEAS) key.
The measurement starts.

[F6]

After the measurement, press the [F1](TURN) 
key. 
The instrument and telescope will turn 
automatically. 

[F1]

Operate H / V jog shuttle to collimate the 
center of  prism

Collimate

Prism center

Telescope reticle center

Prism center 

Telescope reticle center

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