Spectra Precision FOCUS 35 - Page 331

Chapter 6
Adjustment and Verification
P/N 79000035_SM, Version 1.5 6 - 77 Focus 30/35 Service Manual
Performance
PASS service software
Item Performance Action Result Notes
1 Start up instrument /
PASS.
See page 7-3 how to set-
up the instrument.
2 Start TCXO
calibration.
Select
TCXO calibration
from
Distance unit in
Maintenance & Service, see
Fig. 6-63 on page 6-77 .
Fig. 6-63 TCXO calibration
3 Measure TCXO
frequency.
A. Put the measure
probe in the hole on
the Receiver board
and connect to
ground.
B. Measure the
frequency of the
TCXO.
Measured
frequency
should be appr.
14985800Hz.
Follow the instruction
in the dialogue.
Description Part number