Theory Of Operation; Ppmc Assembly - Keysight Technologies P Series Service Manual

4

Theory of Operation

PPMC Assembly

Purpose
Inputs
Outputs
64
– Provides the main processor and memory for the power meter
– Provides external interfaces for LAN
– Stores the power meter firmware in Flash EEPROM
– Stores the power meter serial number and option data
– Power supplies [from PSU, via mother board]
– Control and data lines [from mother board and measurement board(s)]
– LAN communications [from external equipment]
– Control, address, and data lines [to mother board and measurement
board(s)]
Keysight N8262A Service Guide