User Manual
MAINTENANCE
191
8. Repeat the above step for Channel 2, 3* and 4*
when prompted.
*4 channel models.
9. When the calibration for all channels has
completed, the display goes back to the default
state.
Probe Compensation
Panel operation
1. Connect the probe between the Channel1 input
and the probe compensation output (2Vp-p,
1kHz square wave) on the front panel. Set the
probe attenuation to x10 (GDP probes are fixed
at x10).
2. Press the CH1 key to activate CH1.
3. Set the Coupling to DC from the
bottom menu.
4. Set Impedance to 1MΩ from the
bottom menu.