Sokkia SRX1 Operator's Manual page 166

27. OPTIONAL ACCESSORIES
DOS/V DOC 27
Other computers DOC1
● On-demand Remote Control System (RC-PR3)
This system points the SRX in the direction of the
prism with speed and precision.

On-demand Remote Control System
Explanations
158
D-Sub connector:
DOC 26
DOC 27
No connector for attachment to a computer
: 25 pins (female)
: 9 pins (male)