RGBlink RGB-RD-UM-M2 E003 User Manual page 30

Chapter 3: Using Your Product
- Press the lit button in PGM area. The layers in PGM are also displayed in PST, synchronously;
- Select layer [A] or [B];
- Press the FREEZE button, the selected layer is frozen in both PST and PGM displays,
synchronously;
- Press the FREEZE button again, and the frozen layer will become live.
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