5
Replaceable Parts
After replacing a processor board, the display brightness and contrast must be
N O TE
adjusted. For further information refer to
Adjustment".
Firmware should be downloaded to the instrument after the processor board is
N O TE
replaced. Refer to
98
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Chapter
"Firmware Upgrades"
on page 94.
E4416A/E4417A Power Meters Service Guide
3, "Display Brightness and Contrast