User's Manual Part 1

AT7400 Owner Manual Rev. 2.0 – October 2006-10-23 Section 6 - 5/11
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6.5.2. Module 4429 – Calibration Step-by-Step
To reach the MAIN MENU screen, Fig.6.4, hit the CANCEL yellow key (not shown below) up to 4 times in
sequence, any time.
Fig. 6.4: Main menu LCD screen at MCU unit
6.5.2.1 Direct Power Calibration
1.
Using the keyboard (soft-keys) and LCD on the MCU, manage to disconnect the ALC operation. Follow the self-
explanatory screen instructions. Start with the main menu screen, striking in sequence the gray keys as going
to SETUP ĺ75$160,7ĺ$/&ĺ2))ĺ(17(5
Fig.6.8: Hit the SETUP soft-key to start the ALC-OFF operation