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PM820 Date and Time Can Not be Changed

Issue
Unable to change the date and time of a PM820 meter.

Product
PM820 - Series 800 Power Meter

Environment
PM820
Firmware Version 10.310

Cause
This problem has be identified only on a PM820 with firmware version 10.310.

Resolution

There are 2 possible solutions.
First solution : Upgrade the firmware to version 10.410 or greater.

Access to firmware upgrade instructions, including a how-to video and a link to the latest firmware
can be found at:  Firmware Upgrade - Instructions and Downloads

Additionally, supporting documents and file downloads on this and a wide variety of other products and topics may be obtained
using the search function found at the:  Download Center


Second solution : apply the following procedure :
To change the time, you have to :

1) change "HOUR"
2) press "OK"
3) change "MIN"
4) press "OK"
5) change "SEC"
6) press "OK"
7) change desired time format (24H or AM/PM)
8) DO NOT press "OK" ; instead press UP ARROW button (left softkey)

NOTE: If format was changed then UP ARROW again and you will be prompted to save; Else you're done.

To change the date, you have to :

1) change "MONTH"
2) press "OK"
3) change "DAY"
4) press "OK"
5) change "YEAR"
6) press "OK"
7) change desired date format
8) DO NOT press "OK" ; instead press UP ARROW button (left softkey)

NOTE: If format was changed then UP ARROW again and you will be prompted to save; Else you're done.

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