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Manually reset your 1521 or 1522

Tech Notes

          

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Title: Manually reset your 1521 or 1522                                                               

Created:  22 Jun 2012

Last Revised:  17 Jul 2012

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Applies To:  All 1521 and 1522 handheld readouts

 

Problem Description:  1521 or 1522 locks up, or memory error, or invalid passcode

 

Resolution/Work Around:   To begin,  the unit will need the last calibration certificate.

 

To reset the 1521 or 1522:

 

Hold and press the Up and Down arrows while turning on the 1521/22. 

Release the power button, keep holding the Up and Down arrow buttons.

Unit will display,  ENT to init mem

Press ENT button

Unit will display,  -init-

 

The unit is now at default values.  You will need to enter the Cal date and Cal parameters, like CAL 1 and CAL 2 data.  These are found on the calibration certificate.

 

The password is now 01251 for a 1521

The password is now 02251 for a 1522

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