A3 Front Panel Assembly - Agilent Technologies E4416A Service Manual

A3 Front Panel Assembly

The front panel assembly is made up of a liquid crystal display (LCD), a
keypad and, depending on the power meter option, a power reference cable
assembly and a sensor cable assembly.
There are two inputs to the front panel assembly:
• The flex circuit from connector A2J4 of the processor assembly which
controls the keypad.
• The ribbon cable from A2J3 of the processor assembly which controls the
LCD display.
The power meter self tests contain display tests. These are
accessed by pressing
Bitmap Displays
E4416A/E4417A Power Meters Service Guide
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