DSOQuadV2.6 RESOURCE(Update 2012/04/12)

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

APP ver 2.5
SYS ver 1.5

???

THX!