Keysight Technologies P Series - Theory of Operation; PPMC Assembly

4 Theory of Operation
64 Keysight N8262A Service Guide
PPMC Assembly
Purpose
– 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
Inputs
– Power supplies [from PSU, via mother board]
– Control and data lines [from mother board and measurement board(s)]
– LAN communications [from external equipment]
Outputs
– Control, address, and data lines [to mother board and measurement
board(s)]