Omega Vehicle Security freedom OM-550 - Manual (Page 16)

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2.1.9 GAIN ADJUST
The Gain Adjust holes are used when performing a Voltage or Temperature calibration
procedure. There are two holes located on the bottom of the OM-550 one for adjusting
the Volt Gain and another for adjusting the Temp Gain (see APPENDIX A:
CALIBRATION for more information).
2.1.10 TILT STAND
The Tilt Stand to allows the user to get a better view of the Keypad and printed data.
Tilt the OM-550 up by rotating the stand downward until it comes to a complete stop
and then set the OM-550 on a table or flat surface.
Figure 2-12