OPERATOR’S MANUAL
GAC® 2100 Grain Analysis Computer (Blue, Gray, Agri Models)
11001-1688-201609
CALIBRATE PROCEDURES 29
To Enter/Change Calibration Values:
1. From the Calibration menu, press the 2 key to access Enter/Change
Calibration screen.
– (Blue model) PAGE 1 OF 8 of the Select Grain To Enter/Change
menu displays. The remaining pages are accessed by selecting the
Next Page and Previous Page keys.
2. Select the grain to be altered or locate an empty position to enter a
new calibration. Select the appropriate key corresponding to the listing.
A screen displays TO PROCEED, UNSEAL ACCESS PORT ON
REAR PANEL and PRESS WHITE PUSHBUTTON.
– (Blue model) If the grain selected is on one of the first five grain
pages (5 x 8 = 40) changing the calibration is restricted to
authorized personnel only.
– (Blue model) If the grain selection is on pages 6, 7 or 8, these
calibrations can be altered after responding to the request to
ENTER ACCESS CODE.
– (Blue model) Enter the access code and select the Enter key to
proceed.
IMPORTANT: Unsealing the access port should only be performed by
an authorized user.
Next Page Key
Previous Page Key
Enter Key