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Why will the ATV58 keypad not allow adjustments to parameters or access to all menus?

- The keypad may locked. On the back of the keypad there is a three position switch. It must be to the Right position to be totally unlocked.

- Make sure none of the logic inputs are energized. Remove the removable control terminal strips on the main control board or option boards.

- Verify if an access code (password) has been programmed. If so, it must be unlocked by entering the correct code.
Note: This parameter should be used with caution. It will prohibit access to parameters. Any modification of the value of this parameter must be carefully noted and saved.

- Make sure no serial communications are active at the time when programming is being attempted.

CTA-ID : 2003302
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