Leakage Current; Channel Leakage Current - LeCroy WaveSurfer 400 Series Service Manual

5.5

Leakage Current

Specifications
DC 50Ω, EXT DC 50Ω : ±0.5 mV
DC 1MΩ, EXT DC 1MΩ : ±1.0 mV
The leakage current is tested by measuring the voltage across the input channel.

5.5.1 Channel Leakage Current

a. DC 50Ω
Recall Leakage - 50 ohm x1.lss or configure the DSO :
Panel Setups
Channels Trace ON
Input Coupling
Input gain
Trigger mode
Time base
Rev. D Sept 2007
: Recall FROM DEFAULT SETUP
Channel 1, Channel 2, Channel 3 & Channel 4
: DC 50Ω on all 4 Channels
: 20 mV/div. on all 4 Channels
: Auto
: 50 nsec/div.
Performance Verification 5-9