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Determining Norstar software versions

Note: to access programming, you must use an M7310, M7324, or T7316 phone.

To determine your software version, follow the steps below:

Press FEATURE * * 2 6 6 3 4 4

Password: 2 6 6 3 4 4

Display will read: "Terminals & Sets" or "Configuration"

Press BACK until the display reads: "Maintenance" or "System Version"

If the Display reads "Maintenance", Press SHOW Twice.

If the Display reads "System Version", Press SHOW Once.

Your System Version will then be displayed on the display screen.

Refer to the System Version Table to determine your software version