- Both analog channels probes (x1) was eathed. Probe earthing crocodile to probe tip.
- Automatic calibration sequence was started with “stop” button (2 s).
- Sequence was completed and all levels achieved Zero.
- All asked volts was added to each level and fine tuned to same as digital volt meter reading.
- Calibration saved as asked (“Press “stop” to confirm the re-calibration CH-A”)
APP ver 2.5
SYS ver 1.5
???
THX!