276 Keysight M8000 Series of BER Test Solutions User Guide
5 Setting up Generator
• Symbol Level: It controls the PAM4 level mappings. It can be used to
adjust the actual output level that is being generated by a data output
for a specific PAM4 symbol. The levels of PAM4 symbol 0 and 3 cannot
be adjusted and are always kept at the value of 0% and 100% of the
actual output voltage swing.
Make sure to use the similar line coding for all Data Out ports of
M8045A/M8195A/M8196A. An "Auto Correction" window will appear if
you select different line coding for Data Out ports. Clicking on the
"Allow" button, present on this window applies same line coding on all
Data Out ports.
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