Plc Cpu Module - Mitsubishi Electric C80 series Maintenance Manual

C80 Series Maintenance Manual
1 System Basic Configuration

1.4.2 PLC CPU Module

(9)
(10)
No. Name
(1) READY LED
(2) ERROR LED
IB-1501454-C
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
Indicates the operating status of the CPU module and the error level.
[READY LED - ERROR LED status]
On-off: Normal operation
On-on: Minor error
On-flashing: Moderate error
Flashing-on: Minor error (Changing module online)
Flashing (every 2s)-off: Initial processing
Flashing (every 400ms)-off: Changing module online
Off-on/flashing: Major error
Details
8