Chapter 6
Adjustment and verification
Trimble S, VX, SPS & RTS Service Manual6 - 88 P/N 57150002, Revision 5.0
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Distance unit - High Precision / DR Standard / DR
• Laser safety
• Transmitter and receiver fibre adjustment - Collimator 79592001 & GDM collimator
T71601480
• Adjustment of receiver fibre to APD maximum
• Adjustment of reference fibre
• Motor check
• Verifications
• TCXO Frequency Calibration
• EDM offset determination
Laser safety
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Warning – use of controls or adjustments or performance of procedures other than those
specified herein may result in hazardous led or laser radiation exposure. as with any bright light
source, such as the sun, electric welding arcs or arc lamps, common sense applies. do not look
into the laser aperture when the laser is on. for further information regarding safe use of lasers,
refer to the CEI/IEC standard 60825-1:2007.
See “Laser Safety” on page 1-8. for information about laser safety and classes.
Transmitter beam / laser pointer
The Trimble High Precision / DR Standard (with autolock) is a class 2 laser product. do not adjust
the potentiometer on the laser pointer, this will change the output of the laser pointer and may cause
hazardous led exposure.
The Trimble DR (with autolock) is a class 3R laser product. do not adjust the potentiometer on the
laser pointer, this will change the output of the laser pointer and may cause hazardous led exposure.
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Warning – Avoid aiming the Class 3R Laser Pointer towards any person.
Service recommendation – Position the collimator equipment to avoid accidental aiming to any
person
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