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ER-390M Program Mode Programming • 153
Programming Group Descriptors
1. Turn the control lock to the P position.
2. To begin the program, enter 9 1 0, press the SBTL key.
0 SBTL19
3. Enter the number of the group you wish to program; press the X/TIME key.
X/TIME
4. If you are programming
SBTL
Enter up to 18
characters from
Alpha Overlay
5. To program additional groups, repeat from step 3, or press the CASH key to
finalize the program.
CASH