x/EN TS/Na7
MiCOM P74
Hexa Code
Problem Verify or modify
Coprocessor to Comm. board 0
communication - no IT
Coprocessor or Comm. board 0 or
Comm. board 0 address
no IT Comm. board to Coprocessor
board
Coprocessor or Com or ribbon
cable
Relay 1 board or Relay 1 board
address
Relay 1 board writing error
Opto 1 board or Opto 1 board
address
See lines included in the logical OR
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication
Coprocessor or Main board
Main to Coprocessor
communication - no IT
Coprocessor address or
Coprocessor or Main board
See lines included in the logical OR
Analogue module acquisition
problem
Relay 3 board or Relay 3 board
address
Relay 3 board writing error
Opto 3 board or Opto 3 board
address
Relay 2 board or Relay 2 board
address
Relay 2 board writing error
Opto 2 board or Opto 2 board
address
Relay 1 board or Relay 1 board
address
Relay 1 board writing error
Opto 1 board or Opto 1 board
address
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